./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:41:59,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:41:59,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:41:59,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:41:59,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:41:59,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:41:59,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:41:59,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:41:59,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:41:59,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:41:59,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:41:59,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:41:59,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:41:59,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:41:59,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:41:59,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:41:59,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:41:59,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:41:59,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:42:00,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:42:00,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:42:00,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:42:00,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:42:00,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:42:00,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:42:00,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:42:00,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:42:00,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:42:00,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:42:00,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:42:00,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:42:00,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:42:00,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:42:00,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:42:00,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:42:00,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:42:00,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:42:00,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:42:00,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:42:00,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:42:00,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:42:00,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 09:42:00,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:42:00,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:42:00,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:42:00,051 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:42:00,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:42:00,052 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:42:00,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 09:42:00,052 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:42:00,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:42:00,052 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 09:42:00,053 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 09:42:00,053 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:42:00,053 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 09:42:00,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 09:42:00,053 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 09:42:00,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:42:00,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:42:00,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 09:42:00,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:42:00,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:42:00,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:42:00,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:42:00,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:42:00,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:42:00,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:42:00,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:42:00,056 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:42:00,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:42:00,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:42:00,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:42:00,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:00,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:42:00,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:42:00,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:42:00,060 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 09:42:00,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 09:42:00,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:42:00,062 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:42:00,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:42:00,062 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-10-24 09:42:00,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:42:00,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:42:00,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:42:00,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:42:00,384 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:42:00,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-24 09:42:00,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/40203294d/83e7b90c76554caf8d139785ee4695a3/FLAGbf1f65b37 [2021-10-24 09:42:00,939 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:42:00,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-24 09:42:00,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/40203294d/83e7b90c76554caf8d139785ee4695a3/FLAGbf1f65b37 [2021-10-24 09:42:01,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/40203294d/83e7b90c76554caf8d139785ee4695a3 [2021-10-24 09:42:01,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:42:01,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:42:01,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:01,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:42:01,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:42:01,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:01" (1/1) ... [2021-10-24 09:42:01,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cb1c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:01, skipping insertion in model container [2021-10-24 09:42:01,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:01" (1/1) ... [2021-10-24 09:42:01,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:42:01,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:01,575 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-24 09:42:01,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:01,764 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) [2021-10-24 09:42:01,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@664625d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:01, skipping insertion in model container [2021-10-24 09:42:01,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:01,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 09:42:01,769 INFO L168 Benchmark]: Toolchain (without parser) took 469.98 ms. Allocated memory is still 115.3 MB. Free memory was 71.6 MB in the beginning and 85.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:01,770 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:42:01,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.95 ms. Allocated memory is still 115.3 MB. Free memory was 71.4 MB in the beginning and 85.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:01,774 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 465.95 ms. Allocated memory is still 115.3 MB. Free memory was 71.4 MB in the beginning and 85.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 124]: 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 0.2.1-dev-e943c26 [2021-10-24 09:42:04,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:42:04,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:42:04,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:42:04,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:42:04,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:42:04,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:42:04,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:42:04,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:42:04,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:42:04,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:42:04,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:42:04,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:42:04,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:42:04,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:42:04,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:42:04,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:42:04,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:42:04,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:42:04,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:42:04,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:42:04,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:42:04,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:42:04,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:42:04,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:42:04,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:42:04,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:42:04,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:42:04,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:42:04,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:42:04,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:42:04,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:42:04,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:42:04,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:42:04,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:42:04,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:42:04,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:42:04,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:42:04,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:42:04,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:42:04,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:42:04,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 09:42:04,283 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:42:04,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:42:04,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:42:04,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:42:04,286 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:42:04,286 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:42:04,286 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:42:04,286 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:42:04,287 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:42:04,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:42:04,289 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:42:04,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:42:04,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:42:04,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:42:04,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:42:04,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:42:04,291 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:42:04,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 09:42:04,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 09:42:04,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:42:04,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:42:04,292 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:42:04,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:42:04,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:42:04,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 09:42:04,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:42:04,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:04,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:42:04,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:42:04,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:42:04,294 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 09:42:04,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:04,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:42:04,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:42:04,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:42:04,296 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-10-24 09:42:04,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:42:04,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:42:04,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:42:04,717 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:42:04,718 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:42:04,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-24 09:42:04,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/7773a2ba8/1958042e57ed4dfa865bc60434a23965/FLAGcb26e9062 [2021-10-24 09:42:05,421 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:42:05,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-24 09:42:05,442 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/7773a2ba8/1958042e57ed4dfa865bc60434a23965/FLAGcb26e9062 [2021-10-24 09:42:05,683 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/data/7773a2ba8/1958042e57ed4dfa865bc60434a23965 [2021-10-24 09:42:05,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:42:05,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:42:05,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:05,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:42:05,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:42:05,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:05" (1/1) ... [2021-10-24 09:42:05,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd7342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:05, skipping insertion in model container [2021-10-24 09:42:05,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:05" (1/1) ... [2021-10-24 09:42:05,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:42:05,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:05,918 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-24 09:42:06,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:06,196 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 09:42:06,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:06,210 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-24 09:42:06,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:06,276 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 09:42:06,294 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-24 09:42:06,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:06,414 INFO L208 MainTranslator]: Completed translation [2021-10-24 09:42:06,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06 WrapperNode [2021-10-24 09:42:06,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:06,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 09:42:06,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 09:42:06,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 09:42:06,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 09:42:06,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 09:42:06,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 09:42:06,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 09:42:06,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 09:42:06,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 09:42:06,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 09:42:06,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 09:42:06,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,667 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:06,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:42:06,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 09:42:06,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 09:42:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 09:42:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 09:42:06,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 09:42:06,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 09:42:09,372 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 09:42:09,373 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-24 09:42:09,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:09 BoogieIcfgContainer [2021-10-24 09:42:09,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 09:42:09,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 09:42:09,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 09:42:09,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 09:42:09,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:42:05" (1/3) ... [2021-10-24 09:42:09,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e12b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:42:09, skipping insertion in model container [2021-10-24 09:42:09,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06" (2/3) ... [2021-10-24 09:42:09,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e12b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:42:09, skipping insertion in model container [2021-10-24 09:42:09,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:09" (3/3) ... [2021-10-24 09:42:09,389 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2021-10-24 09:42:09,395 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 09:42:09,395 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 09:42:09,462 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 09:42:09,472 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 09:42:09,472 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 09:42:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-24 09:42:09,519 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:09,520 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:09,520 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:09,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:09,525 INFO L82 PathProgramCache]: Analyzing trace with hash 248194716, now seen corresponding path program 1 times [2021-10-24 09:42:09,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:09,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1404059631] [2021-10-24 09:42:09,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:09,540 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:09,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:09,543 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:09,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 09:42:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:09,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 09:42:09,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:09,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:09,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:09,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:09,951 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:09,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1404059631] [2021-10-24 09:42:09,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1404059631] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:09,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:09,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 09:42:09,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883198553] [2021-10-24 09:42:09,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 09:42:09,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:09,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 09:42:09,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 09:42:09,985 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:10,028 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-10-24 09:42:10,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 09:42:10,030 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-24 09:42:10,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:10,042 INFO L225 Difference]: With dead ends: 456 [2021-10-24 09:42:10,042 INFO L226 Difference]: Without dead ends: 227 [2021-10-24 09:42:10,046 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 09:42:10,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-24 09:42:10,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-24 09:42:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-10-24 09:42:10,143 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-10-24 09:42:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:10,144 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-10-24 09:42:10,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-10-24 09:42:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 09:42:10,147 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:10,147 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:10,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:10,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:10,366 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:10,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:10,367 INFO L82 PathProgramCache]: Analyzing trace with hash -662836037, now seen corresponding path program 1 times [2021-10-24 09:42:10,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:10,368 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [876359416] [2021-10-24 09:42:10,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:10,369 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:10,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:10,370 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:10,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 09:42:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:10,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:10,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:10,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:10,717 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:10,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [876359416] [2021-10-24 09:42:10,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [876359416] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:10,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:10,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 09:42:10,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580440788] [2021-10-24 09:42:10,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:10,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:10,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:10,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:10,727 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:10,765 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-10-24 09:42:10,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:42:10,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 09:42:10,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:10,767 INFO L225 Difference]: With dead ends: 227 [2021-10-24 09:42:10,767 INFO L226 Difference]: Without dead ends: 85 [2021-10-24 09:42:10,769 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:10,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-24 09:42:10,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-24 09:42:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-24 09:42:10,787 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-24 09:42:10,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:10,787 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-24 09:42:10,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-24 09:42:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 09:42:10,789 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:10,789 INFO L512 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] [2021-10-24 09:42:10,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:11,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,001 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:11,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:11,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1673828196, now seen corresponding path program 1 times [2021-10-24 09:42:11,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:11,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1519792426] [2021-10-24 09:42:11,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:11,010 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:11,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:11,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 09:42:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:11,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:11,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,297 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,365 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:11,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1519792426] [2021-10-24 09:42:11,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1519792426] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:11,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:11,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 09:42:11,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090891856] [2021-10-24 09:42:11,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:11,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:11,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:11,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:11,368 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:11,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:11,404 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-10-24 09:42:11,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:42:11,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-24 09:42:11,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:11,406 INFO L225 Difference]: With dead ends: 164 [2021-10-24 09:42:11,406 INFO L226 Difference]: Without dead ends: 85 [2021-10-24 09:42:11,406 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:11,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-24 09:42:11,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-24 09:42:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:11,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-24 09:42:11,416 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-24 09:42:11,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:11,417 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-24 09:42:11,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-24 09:42:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-24 09:42:11,419 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:11,419 INFO L512 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] [2021-10-24 09:42:11,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:11,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,632 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:11,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:11,632 INFO L82 PathProgramCache]: Analyzing trace with hash 61775514, now seen corresponding path program 1 times [2021-10-24 09:42:11,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:11,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [664258951] [2021-10-24 09:42:11,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:11,634 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:11,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:11,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 09:42:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:11,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:11,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,911 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,978 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:11,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [664258951] [2021-10-24 09:42:11,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [664258951] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:11,978 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:11,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 09:42:11,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239153020] [2021-10-24 09:42:11,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 09:42:11,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:11,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 09:42:11,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:42:11,980 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:12,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:12,061 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-10-24 09:42:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:42:12,062 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-24 09:42:12,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:12,063 INFO L225 Difference]: With dead ends: 172 [2021-10-24 09:42:12,063 INFO L226 Difference]: Without dead ends: 93 [2021-10-24 09:42:12,064 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:42:12,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-24 09:42:12,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-24 09:42:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-10-24 09:42:12,089 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-10-24 09:42:12,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:12,090 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-10-24 09:42:12,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-10-24 09:42:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-24 09:42:12,091 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:12,092 INFO L512 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] [2021-10-24 09:42:12,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-24 09:42:12,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,303 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:12,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:12,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1135503666, now seen corresponding path program 1 times [2021-10-24 09:42:12,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:12,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173558646] [2021-10-24 09:42:12,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:12,305 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:12,306 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:12,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 09:42:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:12,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:12,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:12,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:12,811 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:12,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [173558646] [2021-10-24 09:42:12,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [173558646] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:12,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:12,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-24 09:42:12,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374474160] [2021-10-24 09:42:12,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:12,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:12,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:12,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:12,814 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:13,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:13,387 INFO L93 Difference]: Finished difference Result 1039 states and 1501 transitions. [2021-10-24 09:42:13,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-24 09:42:13,388 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-24 09:42:13,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:13,395 INFO L225 Difference]: With dead ends: 1039 [2021-10-24 09:42:13,395 INFO L226 Difference]: Without dead ends: 954 [2021-10-24 09:42:13,397 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 141.0ms TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-10-24 09:42:13,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2021-10-24 09:42:13,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 217. [2021-10-24 09:42:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.4027777777777777) internal successors, (303), 216 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:13,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 303 transitions. [2021-10-24 09:42:13,437 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 303 transitions. Word has length 33 [2021-10-24 09:42:13,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:13,437 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 303 transitions. [2021-10-24 09:42:13,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2021-10-24 09:42:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 09:42:13,440 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:13,440 INFO L512 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] [2021-10-24 09:42:13,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:13,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:13,653 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:13,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:13,653 INFO L82 PathProgramCache]: Analyzing trace with hash -989324978, now seen corresponding path program 1 times [2021-10-24 09:42:13,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:13,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [170785296] [2021-10-24 09:42:13,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:13,655 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:13,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:13,656 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:13,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 09:42:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:13,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 09:42:13,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:14,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:14,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [170785296] [2021-10-24 09:42:14,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [170785296] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:14,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:14,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 09:42:14,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500873017] [2021-10-24 09:42:14,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:14,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:14,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:14,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:14,088 INFO L87 Difference]: Start difference. First operand 217 states and 303 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:14,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:14,212 INFO L93 Difference]: Finished difference Result 685 states and 963 transitions. [2021-10-24 09:42:14,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 09:42:14,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 09:42:14,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:14,216 INFO L225 Difference]: With dead ends: 685 [2021-10-24 09:42:14,217 INFO L226 Difference]: Without dead ends: 522 [2021-10-24 09:42:14,219 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:42:14,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-10-24 09:42:14,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 223. [2021-10-24 09:42:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.3783783783783783) internal successors, (306), 222 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 306 transitions. [2021-10-24 09:42:14,256 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 306 transitions. Word has length 34 [2021-10-24 09:42:14,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:14,257 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 306 transitions. [2021-10-24 09:42:14,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 306 transitions. [2021-10-24 09:42:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 09:42:14,264 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:14,264 INFO L512 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] [2021-10-24 09:42:14,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:14,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:14,479 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:14,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:14,479 INFO L82 PathProgramCache]: Analyzing trace with hash -731159540, now seen corresponding path program 1 times [2021-10-24 09:42:14,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:14,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [944487795] [2021-10-24 09:42:14,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:14,480 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:14,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:14,483 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:14,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 09:42:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:14,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:14,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:14,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,936 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:14,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [944487795] [2021-10-24 09:42:14,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [944487795] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:14,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:14,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 09:42:14,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824250633] [2021-10-24 09:42:14,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:14,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:14,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:14,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:14,938 INFO L87 Difference]: Start difference. First operand 223 states and 306 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:15,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:15,116 INFO L93 Difference]: Finished difference Result 826 states and 1148 transitions. [2021-10-24 09:42:15,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 09:42:15,117 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-24 09:42:15,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:15,121 INFO L225 Difference]: With dead ends: 826 [2021-10-24 09:42:15,121 INFO L226 Difference]: Without dead ends: 609 [2021-10-24 09:42:15,122 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 50.5ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-24 09:42:15,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-10-24 09:42:15,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 235. [2021-10-24 09:42:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 234 states have (on average 1.3461538461538463) internal successors, (315), 234 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 315 transitions. [2021-10-24 09:42:15,161 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 315 transitions. Word has length 34 [2021-10-24 09:42:15,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:15,161 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 315 transitions. [2021-10-24 09:42:15,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 315 transitions. [2021-10-24 09:42:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-24 09:42:15,162 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:15,163 INFO L512 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, 1, 1] [2021-10-24 09:42:15,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:15,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:15,375 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:15,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:15,376 INFO L82 PathProgramCache]: Analyzing trace with hash 158566787, now seen corresponding path program 1 times [2021-10-24 09:42:15,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:15,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1517948464] [2021-10-24 09:42:15,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:15,377 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:15,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:15,378 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:15,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 09:42:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:15,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:15,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:15,797 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:15,916 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:15,916 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1517948464] [2021-10-24 09:42:15,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1517948464] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:15,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:15,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:15,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292273753] [2021-10-24 09:42:15,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:15,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:15,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:15,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:15,918 INFO L87 Difference]: Start difference. First operand 235 states and 315 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:16,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:16,337 INFO L93 Difference]: Finished difference Result 1382 states and 1819 transitions. [2021-10-24 09:42:16,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-24 09:42:16,338 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-24 09:42:16,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:16,345 INFO L225 Difference]: With dead ends: 1382 [2021-10-24 09:42:16,345 INFO L226 Difference]: Without dead ends: 1153 [2021-10-24 09:42:16,346 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 108.0ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-24 09:42:16,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-10-24 09:42:16,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 462. [2021-10-24 09:42:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 461 states have (on average 1.3232104121475055) internal successors, (610), 461 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 610 transitions. [2021-10-24 09:42:16,440 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 610 transitions. Word has length 37 [2021-10-24 09:42:16,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:16,440 INFO L470 AbstractCegarLoop]: Abstraction has 462 states and 610 transitions. [2021-10-24 09:42:16,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:16,441 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 610 transitions. [2021-10-24 09:42:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-24 09:42:16,441 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:16,442 INFO L512 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, 1, 1] [2021-10-24 09:42:16,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:16,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:16,655 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:16,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:16,655 INFO L82 PathProgramCache]: Analyzing trace with hash 838625157, now seen corresponding path program 1 times [2021-10-24 09:42:16,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:16,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409040858] [2021-10-24 09:42:16,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:16,656 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:16,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:16,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:16,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 09:42:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:16,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:16,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:17,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:17,136 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:17,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409040858] [2021-10-24 09:42:17,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [409040858] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:17,137 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:17,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 09:42:17,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391760808] [2021-10-24 09:42:17,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:17,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:17,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:17,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:17,139 INFO L87 Difference]: Start difference. First operand 462 states and 610 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:20,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:20,376 INFO L93 Difference]: Finished difference Result 1231 states and 1661 transitions. [2021-10-24 09:42:20,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 09:42:20,377 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-24 09:42:20,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:20,382 INFO L225 Difference]: With dead ends: 1231 [2021-10-24 09:42:20,382 INFO L226 Difference]: Without dead ends: 775 [2021-10-24 09:42:20,383 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 73.9ms TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-10-24 09:42:20,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2021-10-24 09:42:20,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 342. [2021-10-24 09:42:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.2873900293255132) internal successors, (439), 341 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:20,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 439 transitions. [2021-10-24 09:42:20,457 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 439 transitions. Word has length 37 [2021-10-24 09:42:20,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:20,458 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 439 transitions. [2021-10-24 09:42:20,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2021-10-24 09:42:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-24 09:42:20,459 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:20,459 INFO L512 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, 1, 1, 1] [2021-10-24 09:42:20,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:20,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:20,672 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:20,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:20,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1548905091, now seen corresponding path program 1 times [2021-10-24 09:42:20,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:20,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [911851821] [2021-10-24 09:42:20,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:20,673 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:20,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:20,674 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:20,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 09:42:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:20,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:20,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:21,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:21,251 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:21,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [911851821] [2021-10-24 09:42:21,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [911851821] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:21,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:21,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 09:42:21,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415309587] [2021-10-24 09:42:21,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:21,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:21,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:21,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:21,253 INFO L87 Difference]: Start difference. First operand 342 states and 439 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:24,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:24,454 INFO L93 Difference]: Finished difference Result 1103 states and 1405 transitions. [2021-10-24 09:42:24,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 09:42:24,455 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-24 09:42:24,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:24,460 INFO L225 Difference]: With dead ends: 1103 [2021-10-24 09:42:24,460 INFO L226 Difference]: Without dead ends: 767 [2021-10-24 09:42:24,461 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 84.8ms TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-24 09:42:24,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2021-10-24 09:42:24,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 322. [2021-10-24 09:42:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 321 states have (on average 1.2616822429906542) internal successors, (405), 321 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 405 transitions. [2021-10-24 09:42:24,523 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 405 transitions. Word has length 38 [2021-10-24 09:42:24,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:24,524 INFO L470 AbstractCegarLoop]: Abstraction has 322 states and 405 transitions. [2021-10-24 09:42:24,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 405 transitions. [2021-10-24 09:42:24,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-24 09:42:24,525 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:24,525 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-24 09:42:24,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:24,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:24,738 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:24,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:24,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1134212659, now seen corresponding path program 1 times [2021-10-24 09:42:24,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:24,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305844695] [2021-10-24 09:42:24,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:24,740 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:24,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:24,741 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-24 09:42:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:25,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-24 09:42:25,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-24 09:42:25,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-24 09:42:25,442 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:25,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305844695] [2021-10-24 09:42:25,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305844695] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:25,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:25,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-10-24 09:42:25,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385792915] [2021-10-24 09:42:25,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:25,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:25,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:25,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:25,444 INFO L87 Difference]: Start difference. First operand 322 states and 405 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:28,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:28,726 INFO L93 Difference]: Finished difference Result 1106 states and 1422 transitions. [2021-10-24 09:42:28,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 09:42:28,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-24 09:42:28,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:28,732 INFO L225 Difference]: With dead ends: 1106 [2021-10-24 09:42:28,733 INFO L226 Difference]: Without dead ends: 888 [2021-10-24 09:42:28,733 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:42:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2021-10-24 09:42:28,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 743. [2021-10-24 09:42:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2547169811320755) internal successors, (931), 742 states have internal predecessors, (931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 931 transitions. [2021-10-24 09:42:28,878 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 931 transitions. Word has length 55 [2021-10-24 09:42:28,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:28,878 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 931 transitions. [2021-10-24 09:42:28,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 931 transitions. [2021-10-24 09:42:28,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-24 09:42:28,879 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:28,879 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-24 09:42:28,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:29,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:29,080 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:29,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:29,081 INFO L82 PathProgramCache]: Analyzing trace with hash -2050604719, now seen corresponding path program 1 times [2021-10-24 09:42:29,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:29,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560264890] [2021-10-24 09:42:29,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:29,081 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:29,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:29,082 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:29,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-24 09:42:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:29,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:29,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:29,585 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:29,764 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:29,764 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560264890] [2021-10-24 09:42:29,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1560264890] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:29,764 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:29,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 09:42:29,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469495051] [2021-10-24 09:42:29,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:42:29,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:29,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:42:29,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:42:29,766 INFO L87 Difference]: Start difference. First operand 743 states and 931 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:30,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:30,081 INFO L93 Difference]: Finished difference Result 1927 states and 2408 transitions. [2021-10-24 09:42:30,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 09:42:30,082 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-24 09:42:30,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:30,089 INFO L225 Difference]: With dead ends: 1927 [2021-10-24 09:42:30,089 INFO L226 Difference]: Without dead ends: 1190 [2021-10-24 09:42:30,091 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 37.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:30,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2021-10-24 09:42:30,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 743. [2021-10-24 09:42:30,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2345013477088949) internal successors, (916), 742 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 916 transitions. [2021-10-24 09:42:30,238 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 916 transitions. Word has length 55 [2021-10-24 09:42:30,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:30,239 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 916 transitions. [2021-10-24 09:42:30,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 916 transitions. [2021-10-24 09:42:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-24 09:42:30,241 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:30,241 INFO L512 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] [2021-10-24 09:42:30,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:30,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:30,459 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:30,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:30,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1134136866, now seen corresponding path program 1 times [2021-10-24 09:42:30,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:30,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459541580] [2021-10-24 09:42:30,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:30,461 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:30,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:30,462 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-24 09:42:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:30,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 09:42:30,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:30,982 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:30,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:31,165 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:31,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459541580] [2021-10-24 09:42:31,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459541580] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:31,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:31,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:31,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005094853] [2021-10-24 09:42:31,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:31,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:31,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:31,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:31,168 INFO L87 Difference]: Start difference. First operand 743 states and 916 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:33,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:33,243 INFO L93 Difference]: Finished difference Result 2887 states and 3555 transitions. [2021-10-24 09:42:33,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 09:42:33,244 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-24 09:42:33,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:33,256 INFO L225 Difference]: With dead ends: 2887 [2021-10-24 09:42:33,256 INFO L226 Difference]: Without dead ends: 2244 [2021-10-24 09:42:33,258 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 74.4ms TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-10-24 09:42:33,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2021-10-24 09:42:33,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 947. [2021-10-24 09:42:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 946 states have (on average 1.2262156448202959) internal successors, (1160), 946 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1160 transitions. [2021-10-24 09:42:33,458 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1160 transitions. Word has length 57 [2021-10-24 09:42:33,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:33,458 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1160 transitions. [2021-10-24 09:42:33,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1160 transitions. [2021-10-24 09:42:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-24 09:42:33,460 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:33,460 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-24 09:42:33,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:33,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:33,673 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:33,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:33,674 INFO L82 PathProgramCache]: Analyzing trace with hash 171357235, now seen corresponding path program 1 times [2021-10-24 09:42:33,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:33,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509887447] [2021-10-24 09:42:33,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:33,675 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:33,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:33,676 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:33,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-10-24 09:42:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:34,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:34,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-24 09:42:34,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:34,370 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-24 09:42:34,370 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:34,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509887447] [2021-10-24 09:42:34,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1509887447] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:34,371 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:34,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 09:42:34,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105798861] [2021-10-24 09:42:34,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 09:42:34,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:34,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 09:42:34,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 09:42:34,373 INFO L87 Difference]: Start difference. First operand 947 states and 1160 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:36,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:36,292 INFO L93 Difference]: Finished difference Result 3315 states and 4050 transitions. [2021-10-24 09:42:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 09:42:36,292 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-24 09:42:36,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:36,306 INFO L225 Difference]: With dead ends: 3315 [2021-10-24 09:42:36,306 INFO L226 Difference]: Without dead ends: 2448 [2021-10-24 09:42:36,308 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 120.0ms TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-10-24 09:42:36,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2448 states. [2021-10-24 09:42:36,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2448 to 913. [2021-10-24 09:42:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2203947368421053) internal successors, (1113), 912 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1113 transitions. [2021-10-24 09:42:36,488 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1113 transitions. Word has length 57 [2021-10-24 09:42:36,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:36,489 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1113 transitions. [2021-10-24 09:42:36,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1113 transitions. [2021-10-24 09:42:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-24 09:42:36,490 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:36,491 INFO L512 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] [2021-10-24 09:42:36,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:36,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:36,704 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:36,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:36,705 INFO L82 PathProgramCache]: Analyzing trace with hash -44267720, now seen corresponding path program 1 times [2021-10-24 09:42:36,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:36,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [446011764] [2021-10-24 09:42:36,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:36,706 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:36,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:36,709 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:36,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-24 09:42:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:37,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:37,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:37,228 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:37,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:37,367 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:37,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [446011764] [2021-10-24 09:42:37,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [446011764] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:37,367 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:37,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:37,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068990662] [2021-10-24 09:42:37,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:42:37,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:37,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:42:37,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:42:37,372 INFO L87 Difference]: Start difference. First operand 913 states and 1113 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:37,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:37,614 INFO L93 Difference]: Finished difference Result 2051 states and 2509 transitions. [2021-10-24 09:42:37,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 09:42:37,615 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-24 09:42:37,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:37,620 INFO L225 Difference]: With dead ends: 2051 [2021-10-24 09:42:37,621 INFO L226 Difference]: Without dead ends: 1144 [2021-10-24 09:42:37,624 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:42:37,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2021-10-24 09:42:37,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 913. [2021-10-24 09:42:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2116228070175439) internal successors, (1105), 912 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1105 transitions. [2021-10-24 09:42:37,797 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1105 transitions. Word has length 57 [2021-10-24 09:42:37,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:37,798 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1105 transitions. [2021-10-24 09:42:37,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1105 transitions. [2021-10-24 09:42:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-24 09:42:37,799 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:37,800 INFO L512 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] [2021-10-24 09:42:37,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:38,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:38,013 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:38,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:38,014 INFO L82 PathProgramCache]: Analyzing trace with hash -438634506, now seen corresponding path program 1 times [2021-10-24 09:42:38,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:38,014 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [246817952] [2021-10-24 09:42:38,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:38,014 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:38,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:38,016 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:38,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-24 09:42:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:38,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 09:42:38,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:38,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:38,666 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:38,666 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:38,666 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [246817952] [2021-10-24 09:42:38,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [246817952] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:38,666 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:38,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 09:42:38,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290155010] [2021-10-24 09:42:38,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:38,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:38,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:38,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:38,669 INFO L87 Difference]: Start difference. First operand 913 states and 1105 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:38,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:38,888 INFO L93 Difference]: Finished difference Result 1961 states and 2395 transitions. [2021-10-24 09:42:38,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 09:42:38,888 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-24 09:42:38,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:38,893 INFO L225 Difference]: With dead ends: 1961 [2021-10-24 09:42:38,893 INFO L226 Difference]: Without dead ends: 1054 [2021-10-24 09:42:38,895 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 19.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:42:38,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-10-24 09:42:39,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 783. [2021-10-24 09:42:39,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2186700767263428) internal successors, (953), 782 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 953 transitions. [2021-10-24 09:42:39,025 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 953 transitions. Word has length 57 [2021-10-24 09:42:39,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:39,025 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 953 transitions. [2021-10-24 09:42:39,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:39,025 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 953 transitions. [2021-10-24 09:42:39,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-24 09:42:39,026 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:39,026 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:39,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:39,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:39,238 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:39,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:39,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1728773225, now seen corresponding path program 1 times [2021-10-24 09:42:39,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:39,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047452678] [2021-10-24 09:42:39,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:39,239 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:39,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:39,240 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:39,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-24 09:42:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:39,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:39,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-24 09:42:39,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-24 09:42:40,042 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:40,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2047452678] [2021-10-24 09:42:40,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2047452678] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:40,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:40,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:40,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352838595] [2021-10-24 09:42:40,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:40,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:40,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:40,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:40,044 INFO L87 Difference]: Start difference. First operand 783 states and 953 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:40,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:40,526 INFO L93 Difference]: Finished difference Result 2686 states and 3286 transitions. [2021-10-24 09:42:40,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 09:42:40,526 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-24 09:42:40,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:40,535 INFO L225 Difference]: With dead ends: 2686 [2021-10-24 09:42:40,535 INFO L226 Difference]: Without dead ends: 1909 [2021-10-24 09:42:40,536 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 77.2ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-24 09:42:40,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2021-10-24 09:42:40,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 783. [2021-10-24 09:42:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2122762148337596) internal successors, (948), 782 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 948 transitions. [2021-10-24 09:42:40,683 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 948 transitions. Word has length 59 [2021-10-24 09:42:40,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:40,683 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 948 transitions. [2021-10-24 09:42:40,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 948 transitions. [2021-10-24 09:42:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-24 09:42:40,684 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:40,685 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:40,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:40,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:40,898 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:40,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:40,898 INFO L82 PathProgramCache]: Analyzing trace with hash -645846187, now seen corresponding path program 1 times [2021-10-24 09:42:40,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:40,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204171259] [2021-10-24 09:42:40,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:40,899 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:40,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:40,900 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:40,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-10-24 09:42:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:41,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:41,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:41,577 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:41,818 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:41,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204171259] [2021-10-24 09:42:41,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204171259] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:41,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [606860586] [2021-10-24 09:42:41,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:41,820 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:41,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:42:41,824 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:42:41,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-10-24 09:42:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:42,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:42,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-24 09:42:42,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-24 09:42:42,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [606860586] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:42,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-24 09:42:42,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-10-24 09:42:42,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279567704] [2021-10-24 09:42:42,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:42:42,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:42,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:42:42,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-10-24 09:42:42,778 INFO L87 Difference]: Start difference. First operand 783 states and 948 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:43,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:43,248 INFO L93 Difference]: Finished difference Result 2751 states and 3363 transitions. [2021-10-24 09:42:43,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 09:42:43,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-10-24 09:42:43,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:43,258 INFO L225 Difference]: With dead ends: 2751 [2021-10-24 09:42:43,259 INFO L226 Difference]: Without dead ends: 1974 [2021-10-24 09:42:43,261 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 100.1ms TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-10-24 09:42:43,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2021-10-24 09:42:43,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 810. [2021-10-24 09:42:43,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 809 states have (on average 1.2051915945611866) internal successors, (975), 809 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 975 transitions. [2021-10-24 09:42:43,493 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 975 transitions. Word has length 65 [2021-10-24 09:42:43,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:43,493 INFO L470 AbstractCegarLoop]: Abstraction has 810 states and 975 transitions. [2021-10-24 09:42:43,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:43,494 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 975 transitions. [2021-10-24 09:42:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-24 09:42:43,494 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:43,495 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:43,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:43,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:43,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:43,914 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:43,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:43,915 INFO L82 PathProgramCache]: Analyzing trace with hash -387680749, now seen corresponding path program 1 times [2021-10-24 09:42:43,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:43,916 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192775384] [2021-10-24 09:42:43,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:43,916 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:43,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:43,917 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:43,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-24 09:42:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:44,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:44,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:44,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:44,918 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:44,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192775384] [2021-10-24 09:42:44,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [192775384] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:44,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1142055360] [2021-10-24 09:42:44,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:44,918 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:42:44,920 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:42:44,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-10-24 09:42:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:45,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:45,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:45,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-24 09:42:46,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1142055360] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:46,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [181055679] [2021-10-24 09:42:46,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:46,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:42:46,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:42:46,094 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:42:46,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-24 09:42:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:46,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-24 09:42:46,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:46,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:47,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [181055679] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-24 09:42:47,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-24 09:42:47,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 14 [2021-10-24 09:42:47,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065283951] [2021-10-24 09:42:47,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:47,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:47,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:47,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-24 09:42:47,127 INFO L87 Difference]: Start difference. First operand 810 states and 975 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:48,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:48,103 INFO L93 Difference]: Finished difference Result 4429 states and 5373 transitions. [2021-10-24 09:42:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-24 09:42:48,104 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-10-24 09:42:48,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:48,117 INFO L225 Difference]: With dead ends: 4429 [2021-10-24 09:42:48,117 INFO L226 Difference]: Without dead ends: 3625 [2021-10-24 09:42:48,119 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 320.1ms TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2021-10-24 09:42:48,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2021-10-24 09:42:48,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 1171. [2021-10-24 09:42:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1170 states have (on average 1.217094017094017) internal successors, (1424), 1170 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:48,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1424 transitions. [2021-10-24 09:42:48,362 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1424 transitions. Word has length 65 [2021-10-24 09:42:48,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:48,362 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1424 transitions. [2021-10-24 09:42:48,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1424 transitions. [2021-10-24 09:42:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-24 09:42:48,363 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:48,363 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:48,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:48,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-10-24 09:42:48,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:48,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:48,965 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:48,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:48,965 INFO L82 PathProgramCache]: Analyzing trace with hash -2035819047, now seen corresponding path program 1 times [2021-10-24 09:42:48,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:48,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974990392] [2021-10-24 09:42:48,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:48,966 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:48,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:48,966 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:48,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-10-24 09:42:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:49,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:49,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:49,885 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 09:42:49,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 09:42:50,146 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:50,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974990392] [2021-10-24 09:42:50,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974990392] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:50,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1813915722] [2021-10-24 09:42:50,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:50,146 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:50,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:42:50,147 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:42:50,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2021-10-24 09:42:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:50,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 09:42:50,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-24 09:42:51,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:51,665 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-24 09:42:51,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1813915722] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:51,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378549502] [2021-10-24 09:42:51,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:51,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:42:51,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:42:51,667 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:42:51,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-24 09:42:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:52,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-24 09:42:52,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-24 09:42:52,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:53,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378549502] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:53,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 09:42:53,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 6, 8, 9] total 20 [2021-10-24 09:42:53,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811381602] [2021-10-24 09:42:53,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-24 09:42:53,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:53,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-24 09:42:53,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-10-24 09:42:53,179 INFO L87 Difference]: Start difference. First operand 1171 states and 1424 transitions. Second operand has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:59,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:59,679 INFO L93 Difference]: Finished difference Result 6523 states and 7951 transitions. [2021-10-24 09:42:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-10-24 09:42:59,679 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2021-10-24 09:42:59,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:59,680 INFO L225 Difference]: With dead ends: 6523 [2021-10-24 09:42:59,680 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 09:42:59,687 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 798.5ms TimeCoverageRelationStatistics Valid=802, Invalid=3620, Unknown=0, NotChecked=0, Total=4422 [2021-10-24 09:42:59,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 09:42:59,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 09:42:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 09:42:59,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2021-10-24 09:42:59,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:59,689 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 09:42:59,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 09:42:59,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 09:42:59,692 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:59,692 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:59,693 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:59,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:59,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2021-10-24 09:43:00,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2021-10-24 09:43:00,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 09:43:00,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 09:43:00,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:00,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:00,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:01,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:01,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:01,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:01,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:02,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:03,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:03,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:03,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:18,489 WARN L207 SmtUtils]: Spent 15.05 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1134 [2021-10-24 09:43:18,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:18,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:18,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:20,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:20,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:20,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:23,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:25,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:28,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:29,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:31,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:38,993 WARN L207 SmtUtils]: Spent 7.23 s on a formula simplification. DAG size of input: 969 DAG size of output: 800 [2021-10-24 09:43:38,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:38,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:38,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:38,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:38,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:39,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:39,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:39,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:39,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,063 WARN L207 SmtUtils]: Spent 12.05 s on a formula simplification. DAG size of input: 1239 DAG size of output: 1087 [2021-10-24 09:43:51,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:43:51,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:44:05,955 WARN L207 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1134 [2021-10-24 09:44:05,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:44:05,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:44:32,335 WARN L207 SmtUtils]: Spent 21.30 s on a formula simplification. DAG size of input: 1078 DAG size of output: 73 [2021-10-24 09:44:46,300 WARN L207 SmtUtils]: Spent 5.15 s on a formula simplification. DAG size of input: 473 DAG size of output: 79 [2021-10-24 09:44:56,999 WARN L207 SmtUtils]: Spent 9.67 s on a formula simplification. DAG size of input: 635 DAG size of output: 88 [2021-10-24 09:45:15,124 WARN L207 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 774 DAG size of output: 61 [2021-10-24 09:45:33,359 WARN L207 SmtUtils]: Spent 18.22 s on a formula simplification. DAG size of input: 1018 DAG size of output: 56 [2021-10-24 09:45:55,548 WARN L207 SmtUtils]: Spent 20.46 s on a formula simplification. DAG size of input: 1078 DAG size of output: 73 [2021-10-24 09:45:55,553 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,553 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-10-24 09:45:55,554 INFO L853 garLoopResultBuilder]: At program point L830(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,554 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,554 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,554 INFO L853 garLoopResultBuilder]: At program point L830-3(lines 815 833) the Hoare annotation is: (let ((.cse14 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (not .cse14)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse12 .cse9 .cse10) (and .cse13 .cse0 .cse14 .cse4 .cse15 .cse16 .cse17 .cse8 .cse10) (and .cse13 .cse0 .cse14 .cse11 .cse4 .cse15 .cse16 .cse17 .cse10)))) [2021-10-24 09:45:55,555 INFO L853 garLoopResultBuilder]: At program point L830-4(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,555 INFO L853 garLoopResultBuilder]: At program point L830-5(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,555 INFO L853 garLoopResultBuilder]: At program point L830-6(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,555 INFO L853 garLoopResultBuilder]: At program point L830-7(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,555 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 569) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse7 .cse8 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse12 .cse7 .cse13 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse6 .cse7 .cse13))) [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L830-8(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 561 569) the Hoare annotation is: false [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L830-9(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 561 569) the Hoare annotation is: false [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L830-10(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,556 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 561 569) the Hoare annotation is: false [2021-10-24 09:45:55,557 INFO L853 garLoopResultBuilder]: At program point L830-11(lines 815 833) the Hoare annotation is: false [2021-10-24 09:45:55,557 INFO L853 garLoopResultBuilder]: At program point L566-4(lines 561 569) the Hoare annotation is: false [2021-10-24 09:45:55,557 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 561 569) the Hoare annotation is: false [2021-10-24 09:45:55,557 INFO L853 garLoopResultBuilder]: At program point L766(lines 759 769) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse7 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse8 .cse11 .cse12 .cse9))) [2021-10-24 09:45:55,557 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,558 INFO L853 garLoopResultBuilder]: At program point L766-2(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,558 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,558 INFO L853 garLoopResultBuilder]: At program point L766-4(lines 759 769) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-24 09:45:55,558 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,558 INFO L853 garLoopResultBuilder]: At program point L766-6(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-7(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-8(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-9(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-10(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-11(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-12(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,559 INFO L853 garLoopResultBuilder]: At program point L766-13(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,560 INFO L853 garLoopResultBuilder]: At program point L766-14(lines 759 769) the Hoare annotation is: false [2021-10-24 09:45:55,560 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 916) no Hoare annotation was computed. [2021-10-24 09:45:55,560 INFO L857 garLoopResultBuilder]: For program point L705(lines 705 722) no Hoare annotation was computed. [2021-10-24 09:45:55,560 INFO L857 garLoopResultBuilder]: For program point L705-1(lines 705 722) no Hoare annotation was computed. [2021-10-24 09:45:55,560 INFO L857 garLoopResultBuilder]: For program point L705-2(lines 705 722) no Hoare annotation was computed. [2021-10-24 09:45:55,560 INFO L853 garLoopResultBuilder]: At program point L775(lines 770 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32)) (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 09:45:55,561 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 770 778) the Hoare annotation is: false [2021-10-24 09:45:55,561 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 717) no Hoare annotation was computed. [2021-10-24 09:45:55,561 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 770 778) the Hoare annotation is: false [2021-10-24 09:45:55,561 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 717) no Hoare annotation was computed. [2021-10-24 09:45:55,561 INFO L857 garLoopResultBuilder]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2021-10-24 09:45:55,562 INFO L853 garLoopResultBuilder]: At program point L511(lines 506 514) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse5 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse9 .cse10 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse8))) [2021-10-24 09:45:55,562 INFO L853 garLoopResultBuilder]: At program point L511-1(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,562 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,562 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,562 INFO L853 garLoopResultBuilder]: At program point L511-4(lines 506 514) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-5(lines 506 514) the Hoare annotation is: (let ((.cse16 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not .cse16)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse16 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse11 .cse4 .cse13 .cse14 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse17 .cse4 .cse5 .cse18 .cse13 .cse14 .cse15) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse19 .cse17 .cse3 .cse4 .cse5 .cse18 .cse15) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse19 .cse3 .cse4 .cse12 .cse15) (and .cse0 .cse2 .cse4 .cse12 .cse6 .cse13 .cse14 .cse7) (and .cse0 .cse9 .cse16 .cse10 .cse1 .cse19 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse12 .cse6 .cse7) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse13 .cse14 .cse7)))) [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-6(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-7(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-8(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-9(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,563 INFO L853 garLoopResultBuilder]: At program point L511-10(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-11(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-12(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-13(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-14(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-15(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,564 INFO L853 garLoopResultBuilder]: At program point L511-16(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,565 INFO L853 garLoopResultBuilder]: At program point L511-17(lines 506 514) the Hoare annotation is: false [2021-10-24 09:45:55,565 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,565 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,565 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,565 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,565 INFO L857 garLoopResultBuilder]: For program point L843-6(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-8(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-9(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-11(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-12(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-14(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-15(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,566 INFO L857 garLoopResultBuilder]: For program point L843-17(lines 843 847) no Hoare annotation was computed. [2021-10-24 09:45:55,567 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-24 09:45:55,567 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 621 627) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse0 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse4 .cse5 .cse11 .cse6 .cse7 .cse18 .cse19 .cse8))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse2 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse17 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse8 .cse14) (and .cse4 .cse5 .cse11 .cse6 .cse18 .cse19 .cse8 .cse14))) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse4 .cse11 .cse7 .cse8 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse13 .cse14 .cse10) (and .cse0 .cse15 .cse16) (and .cse4 .cse11 .cse8 .cse14 .cse12) (and .cse4 .cse8 .cse13 .cse14 .cse12) (and .cse15 .cse16 .cse17) (and .cse4 .cse8 .cse9 .cse14 .cse12) (and .cse4 .cse7 .cse8 .cse9 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse14 .cse10) (and .cse1 .cse2 .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse4 .cse7 .cse8 .cse13 .cse12)))) [2021-10-24 09:45:55,567 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,567 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,568 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,568 INFO L853 garLoopResultBuilder]: At program point L849(lines 834 852) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse4 .cse5 .cse6 .cse7 .cse8 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse7 .cse8 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse12 .cse7 .cse8 .cse13 .cse14 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse15 .cse6 .cse7 .cse16 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse15 .cse7 .cse16 .cse9 .cse13 .cse14))) [2021-10-24 09:45:55,568 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 834 852) the Hoare annotation is: false [2021-10-24 09:45:55,568 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 834 852) the Hoare annotation is: false [2021-10-24 09:45:55,568 INFO L853 garLoopResultBuilder]: At program point L849-3(lines 834 852) the Hoare annotation is: false [2021-10-24 09:45:55,569 INFO L853 garLoopResultBuilder]: At program point L849-4(lines 834 852) the Hoare annotation is: false [2021-10-24 09:45:55,569 INFO L853 garLoopResultBuilder]: At program point L849-5(lines 834 852) the Hoare annotation is: false [2021-10-24 09:45:55,569 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 09:45:55,569 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,569 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,569 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,569 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-6(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-7(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-8(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,570 INFO L857 garLoopResultBuilder]: For program point L653-9(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L653-10(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L653-11(lines 653 670) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L853 garLoopResultBuilder]: At program point L921(lines 872 922) the Hoare annotation is: false [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,571 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-6(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-7(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-8(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,572 INFO L857 garLoopResultBuilder]: For program point L657-9(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,573 INFO L857 garLoopResultBuilder]: For program point L657-10(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,573 INFO L857 garLoopResultBuilder]: For program point L657-11(lines 657 665) no Hoare annotation was computed. [2021-10-24 09:45:55,573 INFO L853 garLoopResultBuilder]: At program point L989(lines 985 991) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:45:55,573 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 09:45:55,573 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,573 INFO L853 garLoopResultBuilder]: At program point L596(lines 1 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:45:55,574 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 91) no Hoare annotation was computed. [2021-10-24 09:45:55,574 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 91) no Hoare annotation was computed. [2021-10-24 09:45:55,574 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 71 91) no Hoare annotation was computed. [2021-10-24 09:45:55,574 INFO L853 garLoopResultBuilder]: At program point L604(lines 599 607) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:45:55,574 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 09:45:55,574 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 90) no Hoare annotation was computed. [2021-10-24 09:45:55,575 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 1 1024) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv2 32))) (.cse17 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse19 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse5 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse13 .cse14 .cse15 .cse12) (and .cse1 .cse2 .cse16 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse8 .cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (and .cse1 .cse3 .cse5 .cse8 .cse9 .cse13 .cse14 .cse15 .cse17) (and .cse1 .cse18 .cse9 .cse10 .cse19 .cse20 .cse17) (and .cse1 .cse5 .cse9 .cse10 .cse17) (and .cse1 .cse18 .cse9 .cse13 .cse19 .cse20 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18 .cse21 .cse7 .cse9 .cse10 .cse11 .cse19 .cse20 .cse12) (and .cse1 .cse16 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse18 .cse21 .cse9 .cse19 .cse20 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18 .cse21 .cse9 .cse13 .cse19 .cse20 .cse12))) [2021-10-24 09:45:55,575 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 90) no Hoare annotation was computed. [2021-10-24 09:45:55,575 INFO L853 garLoopResultBuilder]: At program point L77-3(lines 1 1024) the Hoare annotation is: false [2021-10-24 09:45:55,575 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 90) no Hoare annotation was computed. [2021-10-24 09:45:55,575 INFO L853 garLoopResultBuilder]: At program point L77-5(lines 1 1024) the Hoare annotation is: false [2021-10-24 09:45:55,575 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 478) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 478) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,576 INFO L857 garLoopResultBuilder]: For program point L741-6(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,577 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse9 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not .cse2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12) (and .cse0 .cse3 .cse13 .cse5 .cse14 .cse7 .cse8 .cse15 .cse16) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse13 .cse5 .cse6 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse7 .cse8 .cse15 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) .cse12) (and .cse0 .cse3 .cse13 .cse5 .cse14 .cse7 .cse8 .cse10 .cse11 .cse16)))) [2021-10-24 09:45:55,577 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 538 546) the Hoare annotation is: false [2021-10-24 09:45:55,577 INFO L857 garLoopResultBuilder]: For program point L741-8(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,577 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 538 546) the Hoare annotation is: false [2021-10-24 09:45:55,577 INFO L857 garLoopResultBuilder]: For program point L741-10(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,577 INFO L857 garLoopResultBuilder]: For program point L741-12(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,577 INFO L857 garLoopResultBuilder]: For program point L741-14(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L741-16(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L741-18(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L741-20(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L81-2(lines 81 87) no Hoare annotation was computed. [2021-10-24 09:45:55,578 INFO L857 garLoopResultBuilder]: For program point L741-22(lines 741 747) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L81-4(lines 81 87) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L874(lines 873 920) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 941 955) the Hoare annotation is: false [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L942(line 942) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,579 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 696) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 09:45:55,580 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 949) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L945-1(lines 621 627) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1019) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L860 garLoopResultBuilder]: At program point L1012-1(lines 1012 1019) the Hoare annotation is: true [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,581 INFO L857 garLoopResultBuilder]: For program point L683-3(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L683-5(lines 683 691) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,582 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-5(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-7(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-8(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-9(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-10(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,583 INFO L857 garLoopResultBuilder]: For program point L551-11(lines 551 557) no Hoare annotation was computed. [2021-10-24 09:45:55,584 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-10-24 09:45:55,584 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-10-24 09:45:55,584 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 883 889) the Hoare annotation is: (let ((.cse20 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse7 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse14 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0))) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse11 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse23 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse21 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse19 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not .cse20)) (.cse22 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv1 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse24 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse25 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse13 .cse2 .cse14 .cse15 .cse16 .cse4 .cse5 .cse17 .cse18 .cse19) (and .cse0 .cse20 .cse2 .cse5 .cse9) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse2 .cse15 .cse4 .cse5 .cse7 .cse17 .cse8 .cse21 .cse19) (and .cse0 .cse11 .cse20 .cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse12 .cse2 .cse15 .cse4 .cse5 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (and .cse10 .cse0 .cse11 .cse12 .cse22 .cse23 .cse5 .cse6 .cse21 .cse24 .cse25 .cse19) (and .cse10 .cse0 .cse11 .cse20 .cse12 .cse22 .cse23 .cse16 .cse5 .cse18 .cse24 .cse25 .cse19) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse2 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse21 .cse19) (and .cse0 .cse11 .cse20 .cse1 .cse12 .cse13 .cse2 .cse14 .cse15 .cse16 .cse4 .cse5 .cse18) (and .cse0 .cse2 .cse5 .cse17 .cse9) (and .cse0 .cse20 .cse22 .cse5 .cse24 .cse25 .cse9) (and .cse0 .cse3 .cse22 .cse5 .cse17 .cse24 .cse25 .cse9) (and .cse10 .cse0 .cse11 .cse12 .cse22 .cse23 .cse5 .cse17 .cse21 .cse24 .cse25 .cse19) (and .cse0 .cse3 .cse22 .cse5 .cse6 .cse24 .cse25 .cse9)))) [2021-10-24 09:45:55,584 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse2 .cse3 .cse4 .cse7 .cse8 .cse5 .cse6))) (and .cse2 .cse9 .cse10 .cse5 .cse11) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse6 .cse13) (and .cse2 .cse9 .cse5 .cse6 .cse11) (and .cse2 .cse5 .cse12 .cse6 .cse11) (and .cse2 .cse5 .cse0 .cse6 .cse11) (and .cse2 .cse10 .cse5 .cse0 .cse11) (and .cse0 (or (and .cse2 .cse3 .cse4 .cse10 .cse7 .cse8 .cse5) (and .cse1 .cse2 .cse3 .cse4 .cse10 .cse5))) (and .cse1 .cse2 .cse3 .cse4 .cse10 .cse5 .cse12 .cse13) (and .cse2 .cse10 .cse5 .cse12 .cse11))) [2021-10-24 09:45:55,585 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-24 09:45:55,585 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-24 09:45:55,585 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-24 09:45:55,585 INFO L853 garLoopResultBuilder]: At program point L556(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,585 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,585 INFO L853 garLoopResultBuilder]: At program point L556-2(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-3(lines 547 560) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (not .cse6)) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse7 .cse8 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse7 .cse5) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse8 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse1 .cse9 .cse3 .cse10 .cse8 .cse5)))) [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-4(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-5(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-6(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-7(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-8(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,586 INFO L853 garLoopResultBuilder]: At program point L556-9(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,587 INFO L853 garLoopResultBuilder]: At program point L556-10(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,587 INFO L853 garLoopResultBuilder]: At program point L556-11(lines 547 560) the Hoare annotation is: false [2021-10-24 09:45:55,587 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 09:45:55,587 INFO L860 garLoopResultBuilder]: At program point L1021(lines 1002 1024) the Hoare annotation is: true [2021-10-24 09:45:55,587 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,587 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,587 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-12(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,588 INFO L857 garLoopResultBuilder]: For program point L824-14(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-15(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-17(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-18(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-20(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-21(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-23(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,589 INFO L857 garLoopResultBuilder]: For program point L824-24(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-26(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-27(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-29(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-30(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-32(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,590 INFO L857 garLoopResultBuilder]: For program point L824-33(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,591 INFO L857 garLoopResultBuilder]: For program point L824-35(lines 824 828) no Hoare annotation was computed. [2021-10-24 09:45:55,591 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse14 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse8 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (not .cse14)) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse10 .cse3 .cse11 .cse6 .cse12 .cse13) (and .cse0 .cse14 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse10 .cse3 .cse6 .cse12 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse10 .cse15 .cse3 .cse4 .cse16 .cse6 .cse12 .cse13) (and .cse7 .cse0 .cse8 .cse9 .cse1 .cse17 .cse15 .cse18 .cse3 .cse4 .cse16 .cse13) (and .cse0 .cse2 .cse3 .cse11 .cse6 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse1 .cse17 .cse18 .cse3 .cse11 .cse13) (and .cse0 .cse8 .cse14 .cse9 .cse1 .cse17 .cse18 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse5)))) [2021-10-24 09:45:55,591 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-24 09:45:55,591 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-24 09:45:55,591 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-24 09:45:55,592 INFO L853 garLoopResultBuilder]: At program point L893-1(lines 893 899) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse0 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse4 .cse5 .cse11 .cse6 .cse7 .cse18 .cse19 .cse8))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse2 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse17 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse8 .cse14) (and .cse4 .cse5 .cse11 .cse6 .cse18 .cse19 .cse8 .cse14))) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse4 .cse11 .cse7 .cse8 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse13 .cse14 .cse10) (and .cse0 .cse15 .cse16) (and .cse4 .cse11 .cse8 .cse14 .cse12) (and .cse4 .cse8 .cse13 .cse14 .cse12) (and .cse15 .cse16 .cse17) (and .cse4 .cse8 .cse9 .cse14 .cse12) (and .cse4 .cse7 .cse8 .cse9 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse14 .cse10) (and .cse1 .cse2 .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse4 .cse7 .cse8 .cse13 .cse12)))) [2021-10-24 09:45:55,596 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 09:45:55,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:45:55 BoogieIcfgContainer [2021-10-24 09:45:55,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 09:45:55,663 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 09:45:55,663 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 09:45:55,663 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 09:45:55,664 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:09" (3/4) ... [2021-10-24 09:45:55,666 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 09:45:55,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 09:45:55,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 09:45:55,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 09:45:55,699 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 09:45:55,701 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 09:45:55,703 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:45:55,705 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:45:55,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-10-24 09:45:55,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) || ((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1bv32 && ((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (waterLevel == 1bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-10-24 09:45:55,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-10-24 09:45:55,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0) && 1bv32 == \result [2021-10-24 09:45:55,739 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) || ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-10-24 09:45:55,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) [2021-10-24 09:45:55,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:45:55,815 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 09:45:55,815 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 09:45:55,816 INFO L168 Benchmark]: Toolchain (without parser) took 230129.18 ms. Allocated memory was 67.1 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 46.4 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 222.3 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,817 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:45:55,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.68 ms. Allocated memory is still 67.1 MB. Free memory was 46.2 MB in the beginning and 34.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.53 ms. Allocated memory is still 67.1 MB. Free memory was 34.6 MB in the beginning and 28.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,818 INFO L168 Benchmark]: Boogie Preprocessor took 104.00 ms. Allocated memory is still 67.1 MB. Free memory was 28.9 MB in the beginning and 24.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,818 INFO L168 Benchmark]: RCFGBuilder took 2735.86 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 24.8 MB in the beginning and 58.3 MB in the end (delta: -33.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,818 INFO L168 Benchmark]: TraceAbstraction took 226284.97 ms. Allocated memory was 83.9 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 57.7 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,819 INFO L168 Benchmark]: Witness Printer took 152.84 ms. Allocated memory is still 4.2 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-24 09:45:55,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 726.68 ms. Allocated memory is still 67.1 MB. Free memory was 46.2 MB in the beginning and 34.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.53 ms. Allocated memory is still 67.1 MB. Free memory was 34.6 MB in the beginning and 28.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.00 ms. Allocated memory is still 67.1 MB. Free memory was 28.9 MB in the beginning and 24.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2735.86 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 24.8 MB in the beginning and 58.3 MB in the end (delta: -33.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 226284.97 ms. Allocated memory was 83.9 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 57.7 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. * Witness Printer took 152.84 ms. Allocated memory is still 4.2 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 226135.8ms, OverallIterations: 20, TraceHistogramMax: 3, EmptinessCheckTime: 50.9ms, AutomataDifference: 24638.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 175245.3ms, InitialAbstractionConstructionTime: 19.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 3653 SDtfs, 8064 SDslu, 12421 SDs, 0 SdLazy, 1960 SolverSat, 298 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17553.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2735 GetRequests, 2511 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400 ImplicationChecksByTransitivity, 2108.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1171occurred in iteration=19, InterpolantAutomatonStates: 211, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2059.8ms AutomataMinimizationTime, 20 MinimizatonAttempts, 11651 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 2174 NumberOfFragments, 3721 HoareAnnotationTreeSize, 94 FomulaSimplifications, 636004371205 FormulaSimplificationTreeSizeReduction, 65644.3ms HoareSimplificationTime, 94 FomulaSimplificationsInter, 25976208778 FormulaSimplificationTreeSizeReductionInter, 109533.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 561.9ms SsaConstructionTime, 2744.5ms SatisfiabilityAnalysisTime, 8645.6ms InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 2548 ConstructedInterpolants, 0 QuantifiedInterpolants, 5783 SizeOfPredicates, 72 NumberOfNonLiveVariables, 6114 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 50 InterpolantComputations, 37 PerfectInterpolantSequences, 513/758 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0) && 1bv32 == \result - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) || ((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) || ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1bv32 && ((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (waterLevel == 1bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 09:45:55,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53c73179-2e53-4281-9d95-1b48e43bab30/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...