./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8 --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 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:43:42,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:43:42,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:43:42,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:43:42,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:43:42,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:43:42,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:43:42,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:43:42,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:43:42,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:43:42,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:43:42,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:43:42,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:43:42,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:43:42,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:43:42,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:43:42,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:43:42,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:43:42,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:43:42,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:43:42,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:43:42,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:43:42,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:43:42,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:43:42,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:43:42,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:43:42,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:43:42,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:43:42,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:43:42,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:43:42,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:43:42,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:43:42,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:43:42,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:43:42,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:43:42,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:43:42,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:43:42,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:43:42,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:43:42,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:43:42,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:43:42,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:43:42,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:43:42,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:43:42,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:43:42,857 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:43:42,857 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:43:42,857 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:43:42,857 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:43:42,858 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:43:42,858 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:43:42,858 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:43:42,858 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:43:42,859 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:43:42,859 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:43:42,859 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:43:42,860 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:43:42,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:43:42,861 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:43:42,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:43:42,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:43:42,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:43:42,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:43:42,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:43:42,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:43:42,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:43:42,863 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:43:42,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:43:42,863 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:43:42,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:43:42,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:43:42,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:43:42,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:43:42,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:43:42,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:43:42,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:43:42,866 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:43:42,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:43:42,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:43:42,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:43:42,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:43:42,867 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_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 [2021-11-07 01:43:43,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:43:43,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:43:43,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:43:43,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:43:43,249 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:43:43,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-11-07 01:43:43,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/9c263aabf/b093cb8517c845f2ae99e743d90228cc/FLAG1db3bf5cf [2021-11-07 01:43:43,887 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:43:43,888 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-11-07 01:43:43,909 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/9c263aabf/b093cb8517c845f2ae99e743d90228cc/FLAG1db3bf5cf [2021-11-07 01:43:44,192 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/9c263aabf/b093cb8517c845f2ae99e743d90228cc [2021-11-07 01:43:44,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:43:44,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:43:44,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:44,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:43:44,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:43:44,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:44" (1/1) ... [2021-11-07 01:43:44,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211118fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:44, skipping insertion in model container [2021-11-07 01:43:44,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:44" (1/1) ... [2021-11-07 01:43:44,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:43:44,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:43:44,527 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_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-11-07 01:43:44,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:44,733 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) [2021-11-07 01:43:44,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e27818c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:44, skipping insertion in model container [2021-11-07 01:43:44,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:44,734 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:43:44,737 INFO L168 Benchmark]: Toolchain (without parser) took 536.03 ms. Allocated memory is still 113.2 MB. Free memory was 73.2 MB in the beginning and 84.4 MB in the end (delta: -11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:43:44,738 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 113.2 MB. Free memory is still 91.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:43:44,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.09 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 84.4 MB in the end (delta: -11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:43:44,743 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 113.2 MB. Free memory is still 91.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.09 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 84.4 MB in the end (delta: -11.3 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: 244]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8 --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 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:43:47,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:43:47,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:43:47,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:43:47,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:43:47,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:43:47,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:43:47,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:43:47,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:43:47,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:43:47,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:43:47,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:43:47,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:43:47,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:43:47,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:43:47,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:43:47,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:43:47,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:43:47,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:43:47,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:43:47,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:43:47,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:43:47,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:43:47,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:43:47,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:43:47,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:43:47,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:43:47,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:43:47,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:43:47,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:43:47,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:43:47,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:43:47,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:43:47,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:43:47,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:43:47,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:43:47,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:43:47,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:43:47,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:43:47,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:43:47,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:43:47,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:43:47,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:43:47,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:43:47,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:43:47,630 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:43:47,630 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:43:47,631 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:43:47,631 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:43:47,631 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:43:47,631 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:43:47,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:43:47,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:43:47,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:43:47,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:43:47,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:43:47,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:43:47,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:43:47,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:43:47,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:43:47,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:43:47,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:43:47,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:43:47,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:43:47,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:43:47,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:43:47,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:43:47,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:43:47,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:43:47,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:43:47,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:43:47,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:43:47,640 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:43:47,641 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:43:47,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:43:47,641 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:43:47,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:43:47,642 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_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 [2021-11-07 01:43:48,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:43:48,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:43:48,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:43:48,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:43:48,192 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:43:48,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-11-07 01:43:48,282 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/1350d77de/03c3fef7578b48858185bebb4f7dd382/FLAGb61f8985f [2021-11-07 01:43:49,029 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:43:49,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2021-11-07 01:43:49,046 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/1350d77de/03c3fef7578b48858185bebb4f7dd382/FLAGb61f8985f [2021-11-07 01:43:49,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/data/1350d77de/03c3fef7578b48858185bebb4f7dd382 [2021-11-07 01:43:49,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:43:49,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:43:49,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:49,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:43:49,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:43:49,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:49" (1/1) ... [2021-11-07 01:43:49,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477ed238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:49, skipping insertion in model container [2021-11-07 01:43:49,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:43:49" (1/1) ... [2021-11-07 01:43:49,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:43:49,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:43:49,618 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_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-11-07 01:43:49,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:49,881 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:43:49,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:43:49,898 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_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-11-07 01:43:49,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:49,992 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:43:50,015 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_109fd4f7-5fdf-40d4-aec1-b83900328036/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2021-11-07 01:43:50,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:43:50,149 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:43:50,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50 WrapperNode [2021-11-07 01:43:50,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:43:50,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:43:50,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:43:50,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:43:50,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:43:50,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:43:50,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:43:50,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:43:50,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:43:50,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:43:50,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:43:50,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:43:50,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (1/1) ... [2021-11-07 01:43:50,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:43:50,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:43:50,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:43:50,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:43:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:43:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:43:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:43:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:43:53,518 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:43:53,518 INFO L299 CfgBuilder]: Removed 172 assume(true) statements. [2021-11-07 01:43:53,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:43:53 BoogieIcfgContainer [2021-11-07 01:43:53,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:43:53,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:43:53,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:43:53,529 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:43:53,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:43:49" (1/3) ... [2021-11-07 01:43:53,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@faf8023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:43:53, skipping insertion in model container [2021-11-07 01:43:53,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:43:50" (2/3) ... [2021-11-07 01:43:53,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@faf8023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:43:53, skipping insertion in model container [2021-11-07 01:43:53,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:43:53" (3/3) ... [2021-11-07 01:43:53,534 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38.cil.c [2021-11-07 01:43:53,541 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:43:53,541 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:43:53,600 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:43:53,608 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 [2021-11-07 01:43:53,608 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:43:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 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) [2021-11-07 01:43:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:43:53,636 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:53,637 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:53,638 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:53,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:53,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1109177434, now seen corresponding path program 1 times [2021-11-07 01:43:53,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:53,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51171039] [2021-11-07 01:43:53,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:53,664 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:53,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:53,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:53,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:43:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:53,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:43:53,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:54,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:54,110 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:54,197 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:54,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51171039] [2021-11-07 01:43:54,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51171039] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:54,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:54,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:43:54,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739849794] [2021-11-07 01:43:54,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:43:54,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:54,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:43:54,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:43:54,238 INFO L87 Difference]: Start difference. First operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-07 01:43:54,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:54,305 INFO L93 Difference]: Finished difference Result 233 states and 352 transitions. [2021-11-07 01:43:54,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:43:54,307 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 [2021-11-07 01:43:54,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:54,322 INFO L225 Difference]: With dead ends: 233 [2021-11-07 01:43:54,322 INFO L226 Difference]: Without dead ends: 116 [2021-11-07 01:43:54,326 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:43:54,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-11-07 01:43:54,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-11-07 01:43:54,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 113 states have (on average 1.4867256637168142) internal successors, (168), 115 states have internal predecessors, (168), 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) [2021-11-07 01:43:54,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 168 transitions. [2021-11-07 01:43:54,374 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 168 transitions. Word has length 19 [2021-11-07 01:43:54,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:54,375 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 168 transitions. [2021-11-07 01:43:54,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-07 01:43:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2021-11-07 01:43:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 01:43:54,377 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:54,377 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:43:54,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:54,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:54,602 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:54,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:54,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1379770309, now seen corresponding path program 1 times [2021-11-07 01:43:54,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:54,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [538132254] [2021-11-07 01:43:54,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:54,605 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:54,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:54,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:54,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:43:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:54,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:43:54,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:54,948 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:55,040 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:55,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [538132254] [2021-11-07 01:43:55,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [538132254] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:55,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:55,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:43:55,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745855937] [2021-11-07 01:43:55,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:43:55,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:55,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:43:55,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:55,044 INFO L87 Difference]: Start difference. First operand 116 states and 168 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-07 01:43:55,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:55,060 INFO L93 Difference]: Finished difference Result 116 states and 168 transitions. [2021-11-07 01:43:55,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:43:55,061 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-11-07 01:43:55,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:55,062 INFO L225 Difference]: With dead ends: 116 [2021-11-07 01:43:55,062 INFO L226 Difference]: Without dead ends: 49 [2021-11-07 01:43:55,063 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:55,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-07 01:43:55,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-07 01:43:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 48 states have internal predecessors, (70), 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) [2021-11-07 01:43:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-11-07 01:43:55,070 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 20 [2021-11-07 01:43:55,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:55,071 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-11-07 01:43:55,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-07 01:43:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-11-07 01:43:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:43:55,072 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:55,073 INFO L513 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] [2021-11-07 01:43:55,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 01:43:55,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:55,286 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:55,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:55,287 INFO L85 PathProgramCache]: Analyzing trace with hash 872222713, now seen corresponding path program 1 times [2021-11-07 01:43:55,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:55,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [296320091] [2021-11-07 01:43:55,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:55,288 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:55,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:55,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:55,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:43:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:55,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:43:55,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:55,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:55,760 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:55,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [296320091] [2021-11-07 01:43:55,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [296320091] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:55,761 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:55,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:43:55,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905956950] [2021-11-07 01:43:55,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:43:55,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:55,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:43:55,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:55,768 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-07 01:43:55,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:55,827 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2021-11-07 01:43:55,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:43:55,832 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 26 [2021-11-07 01:43:55,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:55,836 INFO L225 Difference]: With dead ends: 91 [2021-11-07 01:43:55,836 INFO L226 Difference]: Without dead ends: 49 [2021-11-07 01:43:55,837 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:55,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-07 01:43:55,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-07 01:43:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 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) [2021-11-07 01:43:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 69 transitions. [2021-11-07 01:43:55,850 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 69 transitions. Word has length 26 [2021-11-07 01:43:55,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:55,851 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 69 transitions. [2021-11-07 01:43:55,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-07 01:43:55,852 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2021-11-07 01:43:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 01:43:55,855 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:55,855 INFO L513 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] [2021-11-07 01:43:55,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:56,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:56,074 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:56,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:56,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1991893424, now seen corresponding path program 1 times [2021-11-07 01:43:56,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:56,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489061831] [2021-11-07 01:43:56,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:56,076 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:56,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:56,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:56,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:43:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:56,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:43:56,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:56,433 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:56,510 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:56,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489061831] [2021-11-07 01:43:56,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1489061831] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:56,512 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:56,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:43:56,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840161385] [2021-11-07 01:43:56,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:43:56,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:56,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:43:56,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:43:56,515 INFO L87 Difference]: Start difference. First operand 49 states and 69 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-07 01:43:56,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:56,598 INFO L93 Difference]: Finished difference Result 115 states and 165 transitions. [2021-11-07 01:43:56,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:43:56,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 28 [2021-11-07 01:43:56,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:56,600 INFO L225 Difference]: With dead ends: 115 [2021-11-07 01:43:56,600 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:43:56,601 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:43:56,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:43:56,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2021-11-07 01:43:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 70 states have internal predecessors, (99), 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) [2021-11-07 01:43:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-11-07 01:43:56,612 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 28 [2021-11-07 01:43:56,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:56,613 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-11-07 01:43:56,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-07 01:43:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-11-07 01:43:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:43:56,615 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:56,615 INFO L513 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] [2021-11-07 01:43:56,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:56,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:56,834 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:56,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:56,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1071015423, now seen corresponding path program 1 times [2021-11-07 01:43:56,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:56,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252183691] [2021-11-07 01:43:56,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:56,837 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:56,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:56,838 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:56,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:43:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:57,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:43:57,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:57,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:57,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:57,221 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:57,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1252183691] [2021-11-07 01:43:57,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1252183691] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:57,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:57,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:43:57,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950891345] [2021-11-07 01:43:57,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:43:57,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:57,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:43:57,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:43:57,224 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-07 01:43:57,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:57,320 INFO L93 Difference]: Finished difference Result 190 states and 264 transitions. [2021-11-07 01:43:57,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:43:57,321 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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 [2021-11-07 01:43:57,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:57,323 INFO L225 Difference]: With dead ends: 190 [2021-11-07 01:43:57,323 INFO L226 Difference]: Without dead ends: 126 [2021-11-07 01:43:57,324 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:43:57,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-11-07 01:43:57,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 77. [2021-11-07 01:43:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.381578947368421) internal successors, (105), 76 states have internal predecessors, (105), 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) [2021-11-07 01:43:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 105 transitions. [2021-11-07 01:43:57,337 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 105 transitions. Word has length 34 [2021-11-07 01:43:57,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:57,337 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 105 transitions. [2021-11-07 01:43:57,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-07 01:43:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2021-11-07 01:43:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:43:57,339 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:57,340 INFO L513 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] [2021-11-07 01:43:57,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:57,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:57,558 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:57,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:57,559 INFO L85 PathProgramCache]: Analyzing trace with hash 2004479132, now seen corresponding path program 1 times [2021-11-07 01:43:57,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:57,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [9178492] [2021-11-07 01:43:57,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:57,560 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:57,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:57,561 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:57,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:43:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:57,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:43:57,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:57,979 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:58,076 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:58,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [9178492] [2021-11-07 01:43:58,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [9178492] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:58,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:58,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:43:58,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365243894] [2021-11-07 01:43:58,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:43:58,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:58,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:43:58,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:43:58,079 INFO L87 Difference]: Start difference. First operand 77 states and 105 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-07 01:43:58,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:58,273 INFO L93 Difference]: Finished difference Result 260 states and 358 transitions. [2021-11-07 01:43:58,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:43:58,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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 [2021-11-07 01:43:58,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:58,276 INFO L225 Difference]: With dead ends: 260 [2021-11-07 01:43:58,276 INFO L226 Difference]: Without dead ends: 190 [2021-11-07 01:43:58,277 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:43:58,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-11-07 01:43:58,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-11-07 01:43:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.36) internal successors, (102), 75 states have internal predecessors, (102), 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) [2021-11-07 01:43:58,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 102 transitions. [2021-11-07 01:43:58,292 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 102 transitions. Word has length 34 [2021-11-07 01:43:58,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:58,292 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 102 transitions. [2021-11-07 01:43:58,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-07 01:43:58,293 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-11-07 01:43:58,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:43:58,294 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:58,294 INFO L513 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] [2021-11-07 01:43:58,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:58,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:58,510 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:58,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:58,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1772080001, now seen corresponding path program 1 times [2021-11-07 01:43:58,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:58,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472052997] [2021-11-07 01:43:58,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:58,512 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:58,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:58,513 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:58,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:43:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:58,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:43:58,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:58,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:58,876 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:58,989 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:58,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472052997] [2021-11-07 01:43:58,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [472052997] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:58,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:58,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:43:58,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936931991] [2021-11-07 01:43:58,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:43:58,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:58,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:43:58,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:43:58,992 INFO L87 Difference]: Start difference. First operand 76 states and 102 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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) [2021-11-07 01:43:59,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:59,071 INFO L93 Difference]: Finished difference Result 199 states and 267 transitions. [2021-11-07 01:43:59,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:43:59,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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 34 [2021-11-07 01:43:59,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:59,073 INFO L225 Difference]: With dead ends: 199 [2021-11-07 01:43:59,074 INFO L226 Difference]: Without dead ends: 130 [2021-11-07 01:43:59,074 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:43:59,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-11-07 01:43:59,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 80. [2021-11-07 01:43:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 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) [2021-11-07 01:43:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 106 transitions. [2021-11-07 01:43:59,105 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 106 transitions. Word has length 34 [2021-11-07 01:43:59,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:43:59,106 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 106 transitions. [2021-11-07 01:43:59,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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) [2021-11-07 01:43:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2021-11-07 01:43:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:43:59,116 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:43:59,117 INFO L513 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] [2021-11-07 01:43:59,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:43:59,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:43:59,335 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:43:59,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:43:59,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1185273987, now seen corresponding path program 1 times [2021-11-07 01:43:59,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:43:59,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123746930] [2021-11-07 01:43:59,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:43:59,336 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:43:59,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:43:59,338 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:43:59,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:43:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:43:59,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:43:59,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:43:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:59,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:43:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:43:59,901 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:43:59,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123746930] [2021-11-07 01:43:59,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1123746930] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:43:59,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:43:59,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:43:59,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203981903] [2021-11-07 01:43:59,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:43:59,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:43:59,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:43:59,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:59,904 INFO L87 Difference]: Start difference. First operand 80 states and 106 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 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) [2021-11-07 01:43:59,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:43:59,977 INFO L93 Difference]: Finished difference Result 240 states and 322 transitions. [2021-11-07 01:43:59,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:43:59,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 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 34 [2021-11-07 01:43:59,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:43:59,981 INFO L225 Difference]: With dead ends: 240 [2021-11-07 01:43:59,981 INFO L226 Difference]: Without dead ends: 167 [2021-11-07 01:43:59,984 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:43:59,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-11-07 01:44:00,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 137. [2021-11-07 01:44:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 136 states have (on average 1.338235294117647) internal successors, (182), 136 states have internal predecessors, (182), 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) [2021-11-07 01:44:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 182 transitions. [2021-11-07 01:44:00,020 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 182 transitions. Word has length 34 [2021-11-07 01:44:00,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:00,023 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 182 transitions. [2021-11-07 01:44:00,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 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) [2021-11-07 01:44:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2021-11-07 01:44:00,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:44:00,026 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:00,027 INFO L513 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] [2021-11-07 01:44:00,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:00,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:00,238 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:00,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:00,239 INFO L85 PathProgramCache]: Analyzing trace with hash -210672189, now seen corresponding path program 1 times [2021-11-07 01:44:00,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:00,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [466461485] [2021-11-07 01:44:00,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:00,239 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:00,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:00,240 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:00,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:44:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:00,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:44:00,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:00,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:00,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:00,847 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:00,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [466461485] [2021-11-07 01:44:00,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [466461485] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:00,847 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:00,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:44:00,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59885008] [2021-11-07 01:44:00,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:44:00,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:00,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:44:00,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:44:00,849 INFO L87 Difference]: Start difference. First operand 137 states and 182 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:44:02,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:02,854 INFO L93 Difference]: Finished difference Result 669 states and 899 transitions. [2021-11-07 01:44:02,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:44:02,855 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-11-07 01:44:02,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:02,859 INFO L225 Difference]: With dead ends: 669 [2021-11-07 01:44:02,859 INFO L226 Difference]: Without dead ends: 539 [2021-11-07 01:44:02,861 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:44:02,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-11-07 01:44:02,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 245. [2021-11-07 01:44:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 1.3155737704918034) internal successors, (321), 244 states have internal predecessors, (321), 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) [2021-11-07 01:44:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 321 transitions. [2021-11-07 01:44:02,919 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 321 transitions. Word has length 35 [2021-11-07 01:44:02,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:02,919 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 321 transitions. [2021-11-07 01:44:02,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:44:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 321 transitions. [2021-11-07 01:44:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 01:44:02,923 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:02,924 INFO L513 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] [2021-11-07 01:44:02,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:03,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:03,145 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:03,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:03,145 INFO L85 PathProgramCache]: Analyzing trace with hash 681323361, now seen corresponding path program 1 times [2021-11-07 01:44:03,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:03,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1430993722] [2021-11-07 01:44:03,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:03,146 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:03,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:03,148 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:03,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:44:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:03,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:03,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:03,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:03,892 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:03,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1430993722] [2021-11-07 01:44:03,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1430993722] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:03,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [947745778] [2021-11-07 01:44:03,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:03,893 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:03,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:44:03,901 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:44:03,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-07 01:44:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:04,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:44:04,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:04,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:04,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [947745778] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:04,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1924550040] [2021-11-07 01:44:04,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:04,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:04,666 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:04,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 01:44:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:05,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:05,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:05,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:05,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1924550040] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:05,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:44:05,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 9 [2021-11-07 01:44:05,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580873597] [2021-11-07 01:44:05,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 01:44:05,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:05,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 01:44:05,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:44:05,498 INFO L87 Difference]: Start difference. First operand 245 states and 321 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 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) [2021-11-07 01:44:10,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:10,558 INFO L93 Difference]: Finished difference Result 619 states and 836 transitions. [2021-11-07 01:44:10,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:44:10,558 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 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 56 [2021-11-07 01:44:10,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:10,562 INFO L225 Difference]: With dead ends: 619 [2021-11-07 01:44:10,563 INFO L226 Difference]: Without dead ends: 381 [2021-11-07 01:44:10,563 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:44:10,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-11-07 01:44:10,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 230. [2021-11-07 01:44:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 229 states have (on average 1.279475982532751) internal successors, (293), 229 states have internal predecessors, (293), 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) [2021-11-07 01:44:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 293 transitions. [2021-11-07 01:44:10,603 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 293 transitions. Word has length 56 [2021-11-07 01:44:10,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:10,604 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 293 transitions. [2021-11-07 01:44:10,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 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) [2021-11-07 01:44:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 293 transitions. [2021-11-07 01:44:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-07 01:44:10,606 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:10,606 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2021-11-07 01:44:10,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:10,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:11,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:11,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:11,223 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:11,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:11,224 INFO L85 PathProgramCache]: Analyzing trace with hash 914288142, now seen corresponding path program 1 times [2021-11-07 01:44:11,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:11,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545852542] [2021-11-07 01:44:11,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:11,224 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:11,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:11,225 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:11,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 01:44:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:11,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:11,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:12,112 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 01:44:12,112 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 01:44:12,534 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:12,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1545852542] [2021-11-07 01:44:12,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1545852542] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:12,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1543087779] [2021-11-07 01:44:12,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:12,536 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:12,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:44:12,537 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:44:12,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-07 01:44:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:13,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:13,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:13,561 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:13,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1543087779] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:13,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629900673] [2021-11-07 01:44:13,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:13,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:13,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:13,962 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:13,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-07 01:44:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:14,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:44:14,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 01:44:14,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 01:44:15,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629900673] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-07 01:44:15,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-11-07 01:44:15,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-11-07 01:44:15,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850792215] [2021-11-07 01:44:15,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:15,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:15,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:15,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-11-07 01:44:15,299 INFO L87 Difference]: Start difference. First operand 230 states and 293 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 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) [2021-11-07 01:44:15,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:15,956 INFO L93 Difference]: Finished difference Result 937 states and 1202 transitions. [2021-11-07 01:44:15,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 01:44:15,957 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 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 99 [2021-11-07 01:44:15,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:15,962 INFO L225 Difference]: With dead ends: 937 [2021-11-07 01:44:15,962 INFO L226 Difference]: Without dead ends: 714 [2021-11-07 01:44:15,964 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-11-07 01:44:15,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2021-11-07 01:44:16,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 363. [2021-11-07 01:44:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2790055248618784) internal successors, (463), 362 states have internal predecessors, (463), 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) [2021-11-07 01:44:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 463 transitions. [2021-11-07 01:44:16,038 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 463 transitions. Word has length 99 [2021-11-07 01:44:16,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:16,039 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 463 transitions. [2021-11-07 01:44:16,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 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) [2021-11-07 01:44:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 463 transitions. [2021-11-07 01:44:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-07 01:44:16,041 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:16,042 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:16,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:16,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:16,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:16,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:16,660 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:16,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:16,660 INFO L85 PathProgramCache]: Analyzing trace with hash -580512589, now seen corresponding path program 1 times [2021-11-07 01:44:16,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:16,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962067205] [2021-11-07 01:44:16,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:16,661 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:16,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:16,663 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:16,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 01:44:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:17,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:17,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:44:17,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:17,824 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:44:17,824 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:17,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1962067205] [2021-11-07 01:44:17,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1962067205] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:17,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:17,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:44:17,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376496861] [2021-11-07 01:44:17,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:17,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:17,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:17,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:17,827 INFO L87 Difference]: Start difference. First operand 363 states and 463 transitions. Second operand has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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) [2021-11-07 01:44:21,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:21,742 INFO L93 Difference]: Finished difference Result 838 states and 1077 transitions. [2021-11-07 01:44:21,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:44:21,742 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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 101 [2021-11-07 01:44:21,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:21,746 INFO L225 Difference]: With dead ends: 838 [2021-11-07 01:44:21,746 INFO L226 Difference]: Without dead ends: 482 [2021-11-07 01:44:21,748 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:44:21,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-11-07 01:44:21,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 363. [2021-11-07 01:44:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2624309392265194) internal successors, (457), 362 states have internal predecessors, (457), 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) [2021-11-07 01:44:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 457 transitions. [2021-11-07 01:44:21,807 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 457 transitions. Word has length 101 [2021-11-07 01:44:21,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:21,808 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 457 transitions. [2021-11-07 01:44:21,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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) [2021-11-07 01:44:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 457 transitions. [2021-11-07 01:44:21,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-07 01:44:21,810 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:21,810 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:21,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:22,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:22,027 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:22,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:22,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1330430055, now seen corresponding path program 1 times [2021-11-07 01:44:22,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:22,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143985764] [2021-11-07 01:44:22,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:22,029 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:22,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:22,030 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:22,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 01:44:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:22,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:22,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:23,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:23,355 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:23,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143985764] [2021-11-07 01:44:23,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143985764] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:23,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [521097198] [2021-11-07 01:44:23,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:23,356 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:23,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:44:23,356 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:44:23,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-07 01:44:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:24,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:24,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:24,395 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:24,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [521097198] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:24,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263132572] [2021-11-07 01:44:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:24,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:24,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:24,702 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:24,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-07 01:44:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:25,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:25,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:25,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:44:26,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263132572] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:26,013 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:44:26,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-11-07 01:44:26,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571162297] [2021-11-07 01:44:26,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:44:26,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:26,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:44:26,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:44:26,016 INFO L87 Difference]: Start difference. First operand 363 states and 457 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 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) [2021-11-07 01:44:26,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:26,274 INFO L93 Difference]: Finished difference Result 1268 states and 1617 transitions. [2021-11-07 01:44:26,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:44:26,275 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 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 102 [2021-11-07 01:44:26,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:26,281 INFO L225 Difference]: With dead ends: 1268 [2021-11-07 01:44:26,281 INFO L226 Difference]: Without dead ends: 912 [2021-11-07 01:44:26,282 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 602 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:44:26,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-11-07 01:44:26,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 714. [2021-11-07 01:44:26,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 713 states have (on average 1.2398316970546985) internal successors, (884), 713 states have internal predecessors, (884), 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) [2021-11-07 01:44:26,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 884 transitions. [2021-11-07 01:44:26,392 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 884 transitions. Word has length 102 [2021-11-07 01:44:26,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:26,392 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 884 transitions. [2021-11-07 01:44:26,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 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) [2021-11-07 01:44:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 884 transitions. [2021-11-07 01:44:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 01:44:26,395 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:26,395 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:26,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:26,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:26,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:27,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:27,010 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:27,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:27,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1781597551, now seen corresponding path program 1 times [2021-11-07 01:44:27,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:27,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636389985] [2021-11-07 01:44:27,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:27,011 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:27,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:27,012 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 01:44:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:27,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:27,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 01:44:27,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 01:44:28,265 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:28,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636389985] [2021-11-07 01:44:28,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1636389985] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:28,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:28,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:44:28,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92254898] [2021-11-07 01:44:28,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:44:28,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:28,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:44:28,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:44:28,268 INFO L87 Difference]: Start difference. First operand 714 states and 884 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 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) [2021-11-07 01:44:31,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:31,687 INFO L93 Difference]: Finished difference Result 1721 states and 2143 transitions. [2021-11-07 01:44:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:44:31,688 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 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 103 [2021-11-07 01:44:31,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:31,695 INFO L225 Difference]: With dead ends: 1721 [2021-11-07 01:44:31,695 INFO L226 Difference]: Without dead ends: 1014 [2021-11-07 01:44:31,697 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:44:31,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2021-11-07 01:44:31,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 650. [2021-11-07 01:44:31,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 650 states, 649 states have (on average 1.2234206471494606) internal successors, (794), 649 states have internal predecessors, (794), 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) [2021-11-07 01:44:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 794 transitions. [2021-11-07 01:44:31,810 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 794 transitions. Word has length 103 [2021-11-07 01:44:31,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:31,811 INFO L470 AbstractCegarLoop]: Abstraction has 650 states and 794 transitions. [2021-11-07 01:44:31,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 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) [2021-11-07 01:44:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 794 transitions. [2021-11-07 01:44:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 01:44:31,813 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:31,814 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:31,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:32,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:32,030 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:32,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:32,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1189576157, now seen corresponding path program 2 times [2021-11-07 01:44:32,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:32,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [910513315] [2021-11-07 01:44:32,031 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:44:32,031 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:32,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:32,033 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:32,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-07 01:44:34,335 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:44:34,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:44:34,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:34,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:34,738 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:44:34,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:44:35,262 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:35,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [910513315] [2021-11-07 01:44:35,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [910513315] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:35,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2082227936] [2021-11-07 01:44:35,263 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:44:35,263 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:44:35,264 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:44:35,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-11-07 01:44:38,812 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:44:38,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:44:38,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:44:38,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:44:39,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:44:39,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2082227936] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:39,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107252486] [2021-11-07 01:44:39,575 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:44:39,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:44:39,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:39,582 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:44:39,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-07 01:44:42,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:44:42,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:44:42,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:44:42,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:44:42,389 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:44:42,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107252486] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:44:42,687 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:44:42,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-11-07 01:44:42,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195543583] [2021-11-07 01:44:42,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 01:44:42,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:42,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 01:44:42,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:44:42,690 INFO L87 Difference]: Start difference. First operand 650 states and 794 transitions. Second operand has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 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) [2021-11-07 01:44:52,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:52,435 INFO L93 Difference]: Finished difference Result 1333 states and 1635 transitions. [2021-11-07 01:44:52,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:44:52,436 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 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 103 [2021-11-07 01:44:52,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:52,437 INFO L225 Difference]: With dead ends: 1333 [2021-11-07 01:44:52,437 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:44:52,442 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-11-07 01:44:52,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:44:52,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:44:52,443 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) [2021-11-07 01:44:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:44:52,443 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-11-07 01:44:52,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:52,444 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:44:52,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 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) [2021-11-07 01:44:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:44:52,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:44:52,449 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:44:52,450 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:44:52,450 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:44:52,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:52,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Ended with exit code 0 [2021-11-07 01:44:52,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2021-11-07 01:44:53,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:53,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:44:53,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:53,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:53,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:53,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:53,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:54,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:55,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:57,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:44:58,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:21,185 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 933) no Hoare annotation was computed. [2021-11-07 01:45:21,186 INFO L853 garLoopResultBuilder]: At program point L894(lines 1 972) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:45:21,186 INFO L853 garLoopResultBuilder]: At program point L927-1(lines 927 933) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (not .cse16)) (.cse14 (not .cse17)) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32)) .cse8) (and .cse0 .cse12 .cse5 .cse6 .cse10 .cse11) (and .cse0 .cse1 .cse13 .cse14 .cse3 .cse5 .cse6 .cse9 .cse15) (and .cse0 .cse1 .cse12 .cse5 .cse6 .cse16 .cse10 .cse17) (and .cse0 .cse1 .cse12 .cse3 .cse5 .cse6 .cse15) (and .cse0 .cse2 .cse3 .cse18 .cse4 .cse5 .cse6 .cse7 .cse19 .cse11) (and .cse0 .cse12 .cse3 .cse5 .cse6 .cse11) (and .cse0 .cse3 .cse5 .cse6 .cse9 .cse11) (and .cse0 .cse2 .cse18 .cse4 .cse5 .cse6 .cse7 .cse10 .cse19 .cse11) (and .cse0 .cse13 .cse14 .cse18 .cse5 .cse6 .cse9 .cse10 .cse19 .cse11)))) [2021-11-07 01:45:21,187 INFO L853 garLoopResultBuilder]: At program point L795(lines 788 798) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse11 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse15 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse14 .cse5 .cse7 .cse8 .cse13 .cse15 .cse16 .cse10) (and .cse0 .cse1 .cse3 .cse14 .cse5 .cse7 .cse8 .cse9 .cse15 .cse16 .cse10))) [2021-11-07 01:45:21,187 INFO L853 garLoopResultBuilder]: At program point L795-1(lines 788 798) the Hoare annotation is: false [2021-11-07 01:45:21,187 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,187 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,188 INFO L853 garLoopResultBuilder]: At program point L795-2(lines 788 798) the Hoare annotation is: false [2021-11-07 01:45:21,188 INFO L857 garLoopResultBuilder]: For program point L729-1(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,188 INFO L857 garLoopResultBuilder]: For program point L729-2(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,188 INFO L857 garLoopResultBuilder]: For program point L729-3(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,188 INFO L857 garLoopResultBuilder]: For program point L729-4(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,189 INFO L857 garLoopResultBuilder]: For program point L729-5(lines 729 737) no Hoare annotation was computed. [2021-11-07 01:45:21,189 INFO L853 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: false [2021-11-07 01:45:21,189 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-11-07 01:45:21,189 INFO L853 garLoopResultBuilder]: At program point L700(lines 700 706) the Hoare annotation is: (let ((.cse21 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse22 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse11 (not .cse22)) (.cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse16 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not .cse2)) (.cse8 (or (and .cse0 .cse4 .cse21 .cse6) (and .cse0 .cse4 .cse22 .cse6))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse9 .cse5) (and .cse10 .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse3 .cse15 .cse4 .cse16 .cse17 .cse18) (and .cse0 .cse11 .cse12 .cse19 .cse3 .cse4 .cse17 .cse5 .cse20 .cse6) (and .cse10 .cse0 .cse1 .cse13 .cse14 .cse3 .cse15 .cse4 .cse16 .cse9 .cse18) (and .cse0 .cse2 .cse13 .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse4) (and .cse13 .cse7 .cse3 .cse8 .cse9) (and .cse0 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse13 .cse19 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1) .cse3 .cse4 .cse17 .cse21 .cse20 .cse6)))) [2021-11-07 01:45:21,189 INFO L853 garLoopResultBuilder]: At program point L700-1(lines 700 706) the Hoare annotation is: false [2021-11-07 01:45:21,190 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 700 706) the Hoare annotation is: false [2021-11-07 01:45:21,190 INFO L853 garLoopResultBuilder]: At program point L965(lines 916 966) the Hoare annotation is: false [2021-11-07 01:45:21,190 INFO L853 garLoopResultBuilder]: At program point L173(lines 168 175) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:45:21,190 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,190 INFO L857 garLoopResultBuilder]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,190 INFO L857 garLoopResultBuilder]: For program point L669-2(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,190 INFO L857 garLoopResultBuilder]: For program point L669-3(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,191 INFO L857 garLoopResultBuilder]: For program point L669-4(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,191 INFO L857 garLoopResultBuilder]: For program point L669-5(lines 669 675) no Hoare annotation was computed. [2021-11-07 01:45:21,191 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-07 01:45:21,191 INFO L857 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2021-11-07 01:45:21,191 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 608) no Hoare annotation was computed. [2021-11-07 01:45:21,192 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,192 INFO L853 garLoopResultBuilder]: At program point L902(lines 897 905) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:45:21,192 INFO L853 garLoopResultBuilder]: At program point L804(lines 799 807) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse21 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse10 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse18 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse5 .cse6 .cse12 .cse13) (and .cse0 .cse11 .cse14 .cse4 .cse15 .cse16 .cse5 .cse6 .cse17 .cse18 .cse19 .cse13) (and .cse0 .cse11 .cse14 .cse15 .cse16 .cse5 .cse6 .cse17 .cse12 .cse19 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse12 .cse9) (and .cse20 .cse0 .cse1 .cse14 .cse4 .cse16 .cse5 .cse6 .cse21 .cse17 .cse9) (and .cse20 .cse0 .cse1 .cse14 .cse16 .cse5 .cse6 .cse21 .cse17 .cse12 .cse9) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse16 .cse5 .cse6 .cse17 .cse22 .cse9) (and .cse0 .cse1 .cse2 .cse14 .cse16 .cse5 .cse6 .cse17 .cse12 .cse22 .cse9) (and .cse0 .cse1 .cse10 .cse5 .cse6 .cse8 .cse12 .cse9) (and .cse0 .cse1 .cse10 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse4 .cse5 .cse6 .cse13) (and .cse0 .cse11 .cse4 .cse5 .cse6 .cse7 .cse18 .cse13) (and .cse0 .cse11 .cse5 .cse6 .cse7 .cse18 .cse12 .cse13))) [2021-11-07 01:45:21,193 INFO L853 garLoopResultBuilder]: At program point L804-1(lines 799 807) the Hoare annotation is: (let ((.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse18 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse15 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse19 (= (_ 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)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse1 .cse13 .cse14 .cse3 .cse15 .cse6 .cse7 .cse9 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse13 .cse3 .cse4 .cse20 .cse6 .cse7 .cse9 .cse11 .cse17 .cse21 .cse19) (and .cse1 .cse13 .cse3 .cse20 .cse6 .cse7 .cse9 .cse11 .cse18 .cse21 .cse19) (and .cse1 .cse13 .cse14 .cse3 .cse15 .cse4 .cse6 .cse7 .cse9 .cse16 .cse17 .cse19) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse16 .cse12))) [2021-11-07 01:45:21,193 INFO L853 garLoopResultBuilder]: At program point L804-2(lines 799 807) the Hoare annotation is: false [2021-11-07 01:45:21,193 INFO L853 garLoopResultBuilder]: At program point L804-3(lines 799 807) the Hoare annotation is: false [2021-11-07 01:45:21,193 INFO L853 garLoopResultBuilder]: At program point L804-4(lines 799 807) the Hoare annotation is: false [2021-11-07 01:45:21,194 INFO L853 garLoopResultBuilder]: At program point L804-5(lines 799 807) the Hoare annotation is: false [2021-11-07 01:45:21,194 INFO L857 garLoopResultBuilder]: For program point L937(lines 937 943) no Hoare annotation was computed. [2021-11-07 01:45:21,194 INFO L853 garLoopResultBuilder]: At program point L937-1(lines 937 943) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse12 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse21 (or .cse8 .cse11)) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse2 .cse3 .cse10 .cse11) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse0 .cse6 .cse13 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse4 .cse18) (and .cse12 .cse0 .cse6 .cse13 .cse9 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse10 .cse11 .cse4) (and .cse0 .cse13 .cse9 .cse19 .cse14 .cse2 .cse3 .cse16 .cse20 .cse5) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse1 .cse9 .cse2 .cse3) (and .cse0 .cse6 .cse7 .cse13 .cse9 .cse21 .cse14 .cse2 .cse3 .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse7 .cse13 .cse21 .cse14 .cse2 .cse3 .cse16 .cse4 .cse22 .cse18) (and .cse0 .cse9 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse13 .cse19 .cse14 .cse2 .cse3 .cse16 .cse4 .cse20 .cse5)))) [2021-11-07 01:45:21,194 INFO L853 garLoopResultBuilder]: At program point L674(lines 665 678) the Hoare annotation is: false [2021-11-07 01:45:21,195 INFO L853 garLoopResultBuilder]: At program point L674-1(lines 665 678) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse5) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse10 .cse11 .cse12 .cse2 .cse3 .cse13 .cse9 .cse4 .cse14 .cse5) (and .cse0 .cse6 .cse10 .cse7 .cse11 .cse12 .cse2 .cse3 .cse13 .cse9 .cse14 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse8 .cse9 .cse4 .cse5))) [2021-11-07 01:45:21,195 INFO L853 garLoopResultBuilder]: At program point L674-2(lines 665 678) the Hoare annotation is: false [2021-11-07 01:45:21,195 INFO L853 garLoopResultBuilder]: At program point L674-3(lines 665 678) the Hoare annotation is: false [2021-11-07 01:45:21,195 INFO L853 garLoopResultBuilder]: At program point L674-4(lines 665 678) the Hoare annotation is: false [2021-11-07 01:45:21,196 INFO L853 garLoopResultBuilder]: At program point L674-5(lines 665 678) the Hoare annotation is: false [2021-11-07 01:45:21,196 INFO L853 garLoopResultBuilder]: At program point L183(lines 693 699) the Hoare annotation is: (let ((.cse19 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse20 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse8 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse10 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse17 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse2 .cse3 .cse11 .cse5 .cse12 .cse6) (and .cse0 .cse13 .cse8 .cse10 .cse2 .cse3 .cse14 .cse11 .cse5 .cse15 .cse16) (and .cse0 .cse1 .cse17 .cse2 .cse3 .cse4 .cse6) (and .cse18 .cse0 .cse13 .cse8 .cse17 .cse10 .cse2 .cse3 .cse14 .cse11 .cse16) (and .cse0 .cse13 .cse19 .cse20 .cse2 .cse3 .cse14 .cse4 .cse5 .cse16) (and .cse0 .cse13 .cse19 .cse20 .cse17 .cse2 .cse3 .cse14 .cse4 .cse16) (and .cse0 .cse1 .cse8 .cse17 .cse9 .cse10 .cse2 .cse3 .cse11 .cse12 .cse6) (and .cse18 .cse0 .cse13 .cse8 .cse10 .cse2 .cse3 .cse14 .cse11 .cse5 .cse16) (and .cse0 .cse13 .cse8 .cse17 .cse10 .cse2 .cse3 .cse14 .cse11 .cse15 .cse16) (and .cse0 .cse13 .cse7 .cse17 .cse2 .cse3 .cse14 .cse16) (and .cse0 .cse13 .cse7 .cse2 .cse3 .cse14 .cse5 .cse16) (and .cse0 .cse7 .cse1 .cse17 .cse2 .cse3 .cse6))) [2021-11-07 01:45:21,196 INFO L853 garLoopResultBuilder]: At program point L183-1(lines 693 699) the Hoare annotation is: false [2021-11-07 01:45:21,196 INFO L853 garLoopResultBuilder]: At program point L183-2(lines 693 699) the Hoare annotation is: false [2021-11-07 01:45:21,197 INFO L857 garLoopResultBuilder]: For program point L151(lines 151 158) no Hoare annotation was computed. [2021-11-07 01:45:21,197 INFO L860 garLoopResultBuilder]: At program point L151-1(lines 151 158) the Hoare annotation is: true [2021-11-07 01:45:21,197 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:45:21,197 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,197 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,198 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,198 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-11-07 01:45:21,198 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 960) no Hoare annotation was computed. [2021-11-07 01:45:21,198 INFO L853 garLoopResultBuilder]: At program point L122(lines 118 124) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:45:21,198 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 768) no Hoare annotation was computed. [2021-11-07 01:45:21,199 INFO L857 garLoopResultBuilder]: For program point L751-1(lines 751 768) no Hoare annotation was computed. [2021-11-07 01:45:21,199 INFO L857 garLoopResultBuilder]: For program point L751-2(lines 751 768) no Hoare annotation was computed. [2021-11-07 01:45:21,199 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:45:21,199 INFO L857 garLoopResultBuilder]: For program point L918(lines 917 964) no Hoare annotation was computed. [2021-11-07 01:45:21,199 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853-2(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853-3(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853-5(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853-6(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,200 INFO L857 garLoopResultBuilder]: For program point L853-8(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,201 INFO L857 garLoopResultBuilder]: For program point L853-9(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,201 INFO L857 garLoopResultBuilder]: For program point L853-11(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,201 INFO L857 garLoopResultBuilder]: For program point L853-12(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,201 INFO L857 garLoopResultBuilder]: For program point L853-14(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,201 INFO L857 garLoopResultBuilder]: For program point L853-15(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,202 INFO L857 garLoopResultBuilder]: For program point L853-17(lines 853 857) no Hoare annotation was computed. [2021-11-07 01:45:21,202 INFO L860 garLoopResultBuilder]: At program point L160(lines 141 163) the Hoare annotation is: true [2021-11-07 01:45:21,202 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:45:21,202 INFO L857 garLoopResultBuilder]: For program point L755(lines 755 763) no Hoare annotation was computed. [2021-11-07 01:45:21,202 INFO L857 garLoopResultBuilder]: For program point L755-1(lines 755 763) no Hoare annotation was computed. [2021-11-07 01:45:21,203 INFO L857 garLoopResultBuilder]: For program point L755-2(lines 755 763) no Hoare annotation was computed. [2021-11-07 01:45:21,203 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:45:21,203 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 1 972) the Hoare annotation is: (let ((.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (let ((.cse14 (not .cse12)) (.cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse4 .cse5 .cse6 .cse12 .cse10 .cse13 .cse11) (and .cse0 .cse1 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse15 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse12 .cse13) (and .cse0 .cse1 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8) (and .cse0 .cse2 .cse3 .cse16 .cse4 .cse5 .cse6 .cse7 .cse17 .cse11) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse5 .cse6 .cse12 .cse13 .cse11) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse12 .cse10 .cse13) (and .cse0 .cse3 .cse5 .cse6 .cse9 .cse11) (and .cse0 .cse2 .cse16 .cse4 .cse5 .cse6 .cse7 .cse10 .cse17 .cse11)))) [2021-11-07 01:45:21,203 INFO L857 garLoopResultBuilder]: For program point L194-2(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:45:21,204 INFO L853 garLoopResultBuilder]: At program point L194-3(lines 1 972) the Hoare annotation is: false [2021-11-07 01:45:21,204 INFO L857 garLoopResultBuilder]: For program point L194-4(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:45:21,204 INFO L853 garLoopResultBuilder]: At program point L194-5(lines 1 972) the Hoare annotation is: false [2021-11-07 01:45:21,204 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-11-07 01:45:21,205 INFO L853 garLoopResultBuilder]: At program point L955-2(lines 955 959) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse12 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse21 (or .cse8 .cse11)) (.cse22 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse2 .cse3 .cse10 .cse11) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse0 .cse6 .cse13 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse4 .cse18) (and .cse12 .cse0 .cse6 .cse13 .cse9 .cse14 .cse2 .cse3 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse10 .cse11 .cse4) (and .cse0 .cse13 .cse9 .cse19 .cse14 .cse2 .cse3 .cse16 .cse20 .cse5) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5) (and .cse0 .cse6 .cse1 .cse9 .cse2 .cse3) (and .cse0 .cse6 .cse7 .cse13 .cse9 .cse21 .cse14 .cse2 .cse3 .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse7 .cse13 .cse21 .cse14 .cse2 .cse3 .cse16 .cse4 .cse22 .cse18) (and .cse0 .cse9 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse13 .cse19 .cse14 .cse2 .cse3 .cse16 .cse4 .cse20 .cse5)))) [2021-11-07 01:45:21,205 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-11-07 01:45:21,205 INFO L857 garLoopResultBuilder]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2021-11-07 01:45:21,205 INFO L857 garLoopResultBuilder]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2021-11-07 01:45:21,205 INFO L857 garLoopResultBuilder]: For program point L725(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,205 INFO L857 garLoopResultBuilder]: For program point L725-1(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point L725-2(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point L725-3(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point L725-4(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point L725-5(lines 725 742) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:45:21,206 INFO L853 garLoopResultBuilder]: At program point L693(lines 689 711) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (not .cse11)) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse5 .cse6 .cse9 .cse12) (and .cse0 .cse1 .cse13 .cse4 .cse5 .cse6 .cse7 .cse14 .cse10) (and .cse0 .cse5 .cse6 .cse14 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse13 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse0 .cse15 .cse13 .cse16 .cse17 .cse5 .cse6 .cse8 .cse18 .cse12) (and .cse0 .cse11 .cse13 .cse5 .cse6 .cse12) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse7 .cse14 .cse9 .cse10) (and .cse0 .cse13 .cse5 .cse6 .cse14 .cse12) (and .cse0 .cse15 .cse16 .cse17 .cse5 .cse6 .cse8 .cse9 .cse18 .cse12)))) [2021-11-07 01:45:21,206 INFO L853 garLoopResultBuilder]: At program point L693-1(lines 689 711) the Hoare annotation is: false [2021-11-07 01:45:21,207 INFO L853 garLoopResultBuilder]: At program point L693-2(lines 689 711) the Hoare annotation is: false [2021-11-07 01:45:21,207 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 208) no Hoare annotation was computed. [2021-11-07 01:45:21,207 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 208) no Hoare annotation was computed. [2021-11-07 01:45:21,207 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 208) no Hoare annotation was computed. [2021-11-07 01:45:21,207 INFO L853 garLoopResultBuilder]: At program point L859(lines 844 862) the Hoare annotation is: false [2021-11-07 01:45:21,208 INFO L853 garLoopResultBuilder]: At program point L859-1(lines 844 862) the Hoare annotation is: (let ((.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv2 32))) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse13 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1)) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 (_ bv0 32)))) (.cse16 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse2 .cse4 .cse8 .cse9) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse14 .cse7 .cse8 .cse15 .cse9) (and .cse0 .cse10 .cse16 .cse2 .cse4 .cse9) (and .cse0 .cse1 .cse11 .cse16 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse14 .cse7 .cse15 .cse9) (and .cse0 .cse1 .cse16 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9))) [2021-11-07 01:45:21,208 INFO L853 garLoopResultBuilder]: At program point L859-2(lines 844 862) the Hoare annotation is: false [2021-11-07 01:45:21,208 INFO L853 garLoopResultBuilder]: At program point L859-3(lines 844 862) the Hoare annotation is: false [2021-11-07 01:45:21,208 INFO L853 garLoopResultBuilder]: At program point L859-4(lines 844 862) the Hoare annotation is: false [2021-11-07 01:45:21,208 INFO L853 garLoopResultBuilder]: At program point L859-5(lines 844 862) the Hoare annotation is: false [2021-11-07 01:45:21,209 INFO L853 garLoopResultBuilder]: At program point L661(lines 656 664) the Hoare annotation is: (let ((.cse19 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (not .cse19)) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse10 .cse1 .cse11 .cse12 .cse3 .cse13 .cse4 .cse14 .cse5 .cse15) (and .cse0 .cse1 .cse2 .cse11 .cse16 .cse3 .cse4 .cse17 .cse6 .cse18 .cse8) (and .cse0 .cse1 .cse2 .cse16 .cse3 .cse4 .cse17 .cse6 .cse7 .cse18 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse19 .cse8) (and .cse0 .cse1 .cse2 .cse11 .cse3 .cse4 .cse5 .cse6 .cse8) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse11 .cse3 .cse4 .cse19 .cse8) (and .cse0 .cse10 .cse1 .cse3 .cse4 .cse7 .cse19) (and .cse9 .cse0 .cse10 .cse1 .cse11 .cse12 .cse3 .cse13 .cse4 .cse14 .cse17 .cse15) (and .cse0 .cse10 .cse1 .cse11 .cse3 .cse4 .cse19)))) [2021-11-07 01:45:21,209 INFO L853 garLoopResultBuilder]: At program point L661-1(lines 656 664) the Hoare annotation is: false [2021-11-07 01:45:21,209 INFO L853 garLoopResultBuilder]: At program point L661-2(lines 656 664) the Hoare annotation is: false [2021-11-07 01:45:21,209 INFO L857 garLoopResultBuilder]: For program point L199(lines 199 205) no Hoare annotation was computed. [2021-11-07 01:45:21,210 INFO L857 garLoopResultBuilder]: For program point L199-2(lines 199 205) no Hoare annotation was computed. [2021-11-07 01:45:21,210 INFO L857 garLoopResultBuilder]: For program point L199-4(lines 199 205) no Hoare annotation was computed. [2021-11-07 01:45:21,210 INFO L853 garLoopResultBuilder]: At program point L629(lines 624 632) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse11 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~1))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse4 .cse11 .cse5 .cse6 .cse7 .cse8 .cse12 .cse10) (and .cse0 .cse1 .cse11 .cse5 .cse7 .cse8 .cse12 .cse13 .cse14 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10))) [2021-11-07 01:45:21,210 INFO L853 garLoopResultBuilder]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2021-11-07 01:45:21,211 INFO L853 garLoopResultBuilder]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2021-11-07 01:45:21,215 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:21,217 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:45:21,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:45:21 BoogieIcfgContainer [2021-11-07 01:45:21,305 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:45:21,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:45:21,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:45:21,306 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:45:21,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:43:53" (3/4) ... [2021-11-07 01:45:21,310 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:45:21,333 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:45:21,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:45:21,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:45:21,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:45:21,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:45:21,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:45:21,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:45:21,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:45:21,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:45:21,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:45:21,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,377 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) [2021-11-07 01:45:21,379 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) [2021-11-07 01:45:21,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) [2021-11-07 01:45:21,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,381 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-11-07 01:45:21,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:45:21,434 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:45:21,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:45:21,436 INFO L168 Benchmark]: Toolchain (without parser) took 92154.09 ms. Allocated memory was 65.0 MB in the beginning and 201.3 MB in the end (delta: 136.3 MB). Free memory was 43.5 MB in the beginning and 54.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 124.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,437 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 65.0 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:45:21,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 865.19 ms. Allocated memory is still 65.0 MB. Free memory was 43.4 MB in the beginning and 32.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.65 ms. Allocated memory is still 65.0 MB. Free memory was 32.0 MB in the beginning and 46.1 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,438 INFO L168 Benchmark]: Boogie Preprocessor took 60.78 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 43.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,439 INFO L168 Benchmark]: RCFGBuilder took 3144.34 ms. Allocated memory was 65.0 MB in the beginning and 90.2 MB in the end (delta: 25.2 MB). Free memory was 43.3 MB in the beginning and 55.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,439 INFO L168 Benchmark]: TraceAbstraction took 87779.75 ms. Allocated memory was 90.2 MB in the beginning and 201.3 MB in the end (delta: 111.1 MB). Free memory was 55.2 MB in the beginning and 64.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 137.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,440 INFO L168 Benchmark]: Witness Printer took 128.90 ms. Allocated memory is still 201.3 MB. Free memory was 64.0 MB in the beginning and 54.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:45:21,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 65.0 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 865.19 ms. Allocated memory is still 65.0 MB. Free memory was 43.4 MB in the beginning and 32.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 162.65 ms. Allocated memory is still 65.0 MB. Free memory was 32.0 MB in the beginning and 46.1 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.78 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 43.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3144.34 ms. Allocated memory was 65.0 MB in the beginning and 90.2 MB in the end (delta: 25.2 MB). Free memory was 43.3 MB in the beginning and 55.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 87779.75 ms. Allocated memory was 90.2 MB in the beginning and 201.3 MB in the end (delta: 111.1 MB). Free memory was 55.2 MB in the beginning and 64.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 137.2 MB. Max. memory is 16.1 GB. * Witness Printer took 128.90 ms. Allocated memory is still 201.3 MB. Free memory was 64.0 MB in the beginning and 54.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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, 120 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 87.6s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 25.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1639 SDtfs, 3220 SDslu, 4330 SDs, 0 SdLazy, 653 SolverSat, 153 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 23.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3133 GetRequests, 3006 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=714occurred in iteration=13, InterpolantAutomatonStates: 110, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 1722 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 455 NumberOfFragments, 4115 HoareAnnotationTreeSize, 50 FomulaSimplifications, 6153799 FormulaSimplificationTreeSizeReduction, 5.2s HoareSimplificationTime, 50 FomulaSimplificationsInter, 1227666 FormulaSimplificationTreeSizeReductionInter, 22.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 8.1s SatisfiabilityAnalysisTime, 11.2s InterpolantComputationTime, 1548 NumberOfCodeBlocks, 1548 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3050 ConstructedInterpolants, 0 QuantifiedInterpolants, 6285 SizeOfPredicates, 75 NumberOfNonLiveVariables, 6020 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 46 InterpolantComputations, 23 PerfectInterpolantSequences, 2266/2496 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: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && \result == 1bv32) && ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && 2bv32 == tmp) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) RESULT: Ultimate proved your program to be correct! [2021-11-07 01:45:21,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109fd4f7-5fdf-40d4-aec1-b83900328036/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE