./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8 --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 b1dccf015ca242d6c8f0727566f3e9418ec10384 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8 --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 b1dccf015ca242d6c8f0727566f3e9418ec10384 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:12,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:12,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:12,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:12,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:12,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:12,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:12,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:12,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:12,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:12,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:12,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:12,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:12,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:12,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:12,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:12,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:12,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:12,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:12,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:12,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:12,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:12,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:12,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:12,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:12,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:12,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:12,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:12,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:12,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:12,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:12,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:12,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:12,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:12,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:12,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:12,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:12,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:12,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:12,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:12,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:12,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:58:12,652 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:12,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:12,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:12,654 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:12,654 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:12,655 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:12,655 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:58:12,655 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:12,656 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:12,656 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:58:12,656 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:58:12,657 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:12,657 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:58:12,658 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:58:12,658 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:58:12,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:12,659 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:12,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:58:12,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:12,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:12,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:12,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:12,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:12,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:12,662 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:12,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:12,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:12,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:12,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:12,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:12,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:12,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:12,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:12,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:12,664 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:58:12,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:58:12,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:12,665 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:12,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:12,666 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1dccf015ca242d6c8f0727566f3e9418ec10384 [2021-10-13 06:58:12,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:12,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:12,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:12,938 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:12,939 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:12,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2021-10-13 06:58:13,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/d84bbd370/a0ef8de2072d4f8fba3bdad7ba5364c1/FLAG66d35dc34 [2021-10-13 06:58:13,507 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:13,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2021-10-13 06:58:13,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/d84bbd370/a0ef8de2072d4f8fba3bdad7ba5364c1/FLAG66d35dc34 [2021-10-13 06:58:13,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/d84bbd370/a0ef8de2072d4f8fba3bdad7ba5364c1 [2021-10-13 06:58:13,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:13,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:13,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:13,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:13,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:13,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:13" (1/1) ... [2021-10-13 06:58:13,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43aa57e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:13, skipping insertion in model container [2021-10-13 06:58:13,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:13" (1/1) ... [2021-10-13 06:58:13,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:13,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:14,264 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c[16774,16787] [2021-10-13 06:58:14,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:14,306 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-13 06:58:14,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76d9a905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:14, skipping insertion in model container [2021-10-13 06:58:14,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:14,309 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:58:14,312 INFO L168 Benchmark]: Toolchain (without parser) took 478.25 ms. Allocated memory is still 125.8 MB. Free memory was 86.9 MB in the beginning and 96.2 MB in the end (delta: -9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:14,313 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 98.3 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:58:14,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.23 ms. Allocated memory is still 125.8 MB. Free memory was 86.7 MB in the beginning and 96.2 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:14,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 98.3 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 475.23 ms. Allocated memory is still 125.8 MB. Free memory was 86.7 MB in the beginning and 96.2 MB in the end (delta: -9.5 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: 359]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:16,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:16,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:16,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:16,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:16,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:16,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:16,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:16,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:16,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:16,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:16,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:16,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:16,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:16,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:16,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:16,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:16,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:16,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:16,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:16,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:16,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:16,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:16,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:16,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:16,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:16,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:16,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:16,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:16,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:16,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:16,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:16,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:16,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:16,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:16,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:16,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:16,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:16,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:16,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:16,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:16,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:58:16,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:16,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:16,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:16,700 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:16,700 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:16,700 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:16,700 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:16,701 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:16,701 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:16,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:16,703 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:16,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:16,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:16,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:16,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:16,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:16,704 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:16,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:16,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:16,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:58:16,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:16,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:16,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:16,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:16,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:16,707 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:58:16,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:16,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:16,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:16,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:16,708 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1dccf015ca242d6c8f0727566f3e9418ec10384 [2021-10-13 06:58:17,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:17,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:17,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:17,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:17,107 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:17,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2021-10-13 06:58:17,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/e7b2bc476/ab6c7a35188143aab2b12f31acef65b5/FLAG90c7a3e02 [2021-10-13 06:58:17,810 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:17,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2021-10-13 06:58:17,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/e7b2bc476/ab6c7a35188143aab2b12f31acef65b5/FLAG90c7a3e02 [2021-10-13 06:58:18,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/data/e7b2bc476/ab6c7a35188143aab2b12f31acef65b5 [2021-10-13 06:58:18,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:18,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:18,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:18,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:18,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:18,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e47a98c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18, skipping insertion in model container [2021-10-13 06:58:18,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:18,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:18,544 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c[16774,16787] [2021-10-13 06:58:18,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:18,591 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:58:18,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:18,689 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c[16774,16787] [2021-10-13 06:58:18,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:18,701 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:58:18,750 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_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c[16774,16787] [2021-10-13 06:58:18,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:18,780 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:58:18,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18 WrapperNode [2021-10-13 06:58:18,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:18,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:18,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:58:18,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:58:18,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:18,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:58:18,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:58:18,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:58:18,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:58:18,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:58:18,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:58:18,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:58:18,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (1/1) ... [2021-10-13 06:58:18,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:18,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:18,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:58:18,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:58:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:58:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:58:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:58:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:58:21,332 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:58:21,332 INFO L299 CfgBuilder]: Removed 176 assume(true) statements. [2021-10-13 06:58:21,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:21 BoogieIcfgContainer [2021-10-13 06:58:21,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:58:21,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:58:21,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:58:21,339 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:58:21,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:58:18" (1/3) ... [2021-10-13 06:58:21,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677e15e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:21, skipping insertion in model container [2021-10-13 06:58:21,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:18" (2/3) ... [2021-10-13 06:58:21,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677e15e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:21, skipping insertion in model container [2021-10-13 06:58:21,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:21" (3/3) ... [2021-10-13 06:58:21,343 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product40.cil.c [2021-10-13 06:58:21,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:58:21,348 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:58:21,405 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:58:21,414 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:58:21,414 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:58:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 118 states have (on average 1.5508474576271187) internal successors, (183), 121 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 06:58:21,450 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:21,451 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:21,452 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:21,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:21,457 INFO L82 PathProgramCache]: Analyzing trace with hash -570084669, now seen corresponding path program 1 times [2021-10-13 06:58:21,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:21,475 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530264648] [2021-10-13 06:58:21,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:21,477 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:21,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:21,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:21,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:58:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:21,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:58:21,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:21,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:21,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:21,900 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:21,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [530264648] [2021-10-13 06:58:21,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [530264648] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:21,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:21,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:58:21,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614793298] [2021-10-13 06:58:21,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:58:21,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:21,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:58:21,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:21,926 INFO L87 Difference]: Start difference. First operand has 122 states, 118 states have (on average 1.5508474576271187) internal successors, (183), 121 states have internal predecessors, (183), 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) [2021-10-13 06:58:21,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:21,976 INFO L93 Difference]: Finished difference Result 237 states and 358 transitions. [2021-10-13 06:58:21,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:58:21,978 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 [2021-10-13 06:58:21,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:21,992 INFO L225 Difference]: With dead ends: 237 [2021-10-13 06:58:21,992 INFO L226 Difference]: Without dead ends: 118 [2021-10-13 06:58:21,995 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:22,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-13 06:58:22,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-13 06:58:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 115 states have (on average 1.4869565217391305) internal successors, (171), 117 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2021-10-13 06:58:22,062 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 19 [2021-10-13 06:58:22,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:22,063 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2021-10-13 06:58:22,063 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) [2021-10-13 06:58:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2021-10-13 06:58:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 06:58:22,067 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:22,067 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:22,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:22,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:22,286 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:22,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:22,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1235934884, now seen corresponding path program 1 times [2021-10-13 06:58:22,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:22,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084091190] [2021-10-13 06:58:22,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:22,295 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:22,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:22,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:22,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:58:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:22,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:22,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:22,579 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:22,652 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:22,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084091190] [2021-10-13 06:58:22,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2084091190] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:22,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:22,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:58:22,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268127440] [2021-10-13 06:58:22,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:22,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:22,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:22,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:22,656 INFO L87 Difference]: Start difference. First operand 118 states and 171 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) [2021-10-13 06:58:22,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:22,670 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2021-10-13 06:58:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:22,671 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 [2021-10-13 06:58:22,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:22,671 INFO L225 Difference]: With dead ends: 118 [2021-10-13 06:58:22,672 INFO L226 Difference]: Without dead ends: 51 [2021-10-13 06:58:22,673 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:22,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-13 06:58:22,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-13 06:58:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.46) internal successors, (73), 50 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2021-10-13 06:58:22,678 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2021-10-13 06:58:22,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:22,679 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2021-10-13 06:58:22,679 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) [2021-10-13 06:58:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-10-13 06:58:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 06:58:22,680 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:22,680 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:22,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:22,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:22,892 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:22,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:22,893 INFO L82 PathProgramCache]: Analyzing trace with hash -807039390, now seen corresponding path program 1 times [2021-10-13 06:58:22,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:22,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [924414758] [2021-10-13 06:58:22,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:22,894 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:22,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:22,895 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:22,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:58:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:23,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:23,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,264 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:23,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [924414758] [2021-10-13 06:58:23,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [924414758] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:23,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:23,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:58:23,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50108372] [2021-10-13 06:58:23,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:23,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:23,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:23,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:23,266 INFO L87 Difference]: Start difference. First operand 51 states and 73 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) [2021-10-13 06:58:23,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:23,316 INFO L93 Difference]: Finished difference Result 165 states and 243 transitions. [2021-10-13 06:58:23,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:58:23,317 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 [2021-10-13 06:58:23,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:23,318 INFO L225 Difference]: With dead ends: 165 [2021-10-13 06:58:23,319 INFO L226 Difference]: Without dead ends: 121 [2021-10-13 06:58:23,319 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:23,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-13 06:58:23,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 73. [2021-10-13 06:58:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 72 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) [2021-10-13 06:58:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 106 transitions. [2021-10-13 06:58:23,332 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 106 transitions. Word has length 26 [2021-10-13 06:58:23,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:23,332 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 106 transitions. [2021-10-13 06:58:23,333 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) [2021-10-13 06:58:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2021-10-13 06:58:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 06:58:23,334 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:23,334 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:23,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:23,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:23,547 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:23,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:23,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1166251271, now seen corresponding path program 1 times [2021-10-13 06:58:23,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:23,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996507673] [2021-10-13 06:58:23,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:23,549 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:23,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:23,550 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:23,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:58:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:23,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:23,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,854 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,914 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:23,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1996507673] [2021-10-13 06:58:23,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1996507673] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:23,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:23,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 06:58:23,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804798318] [2021-10-13 06:58:23,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:58:23,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:23,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:58:23,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:23,917 INFO L87 Difference]: Start difference. First operand 73 states and 106 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) [2021-10-13 06:58:23,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:23,984 INFO L93 Difference]: Finished difference Result 163 states and 239 transitions. [2021-10-13 06:58:23,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:23,985 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 [2021-10-13 06:58:23,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:23,986 INFO L225 Difference]: With dead ends: 163 [2021-10-13 06:58:23,986 INFO L226 Difference]: Without dead ends: 97 [2021-10-13 06:58:23,987 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:23,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-10-13 06:58:24,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2021-10-13 06:58:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.425531914893617) internal successors, (134), 94 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2021-10-13 06:58:24,017 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 28 [2021-10-13 06:58:24,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:24,017 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2021-10-13 06:58:24,018 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) [2021-10-13 06:58:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2021-10-13 06:58:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 06:58:24,019 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:24,019 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:24,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:24,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,231 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:24,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:24,232 INFO L82 PathProgramCache]: Analyzing trace with hash -237845909, now seen corresponding path program 1 times [2021-10-13 06:58:24,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:24,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784967686] [2021-10-13 06:58:24,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:24,233 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:24,234 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:24,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:58:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:24,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:24,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:24,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:24,654 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:24,654 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784967686] [2021-10-13 06:58:24,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784967686] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:24,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:24,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:24,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970942255] [2021-10-13 06:58:24,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:24,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:24,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:24,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:24,657 INFO L87 Difference]: Start difference. First operand 95 states and 134 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:24,894 INFO L93 Difference]: Finished difference Result 308 states and 436 transitions. [2021-10-13 06:58:24,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 06:58:24,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-10-13 06:58:24,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:24,896 INFO L225 Difference]: With dead ends: 308 [2021-10-13 06:58:24,896 INFO L226 Difference]: Without dead ends: 220 [2021-10-13 06:58:24,897 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 59.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:58:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-13 06:58:24,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 93. [2021-10-13 06:58:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-13 06:58:24,925 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 29 [2021-10-13 06:58:24,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:24,925 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-13 06:58:24,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-13 06:58:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:24,927 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:24,927 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:24,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:25,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,128 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:25,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:25,128 INFO L82 PathProgramCache]: Analyzing trace with hash -2058108952, now seen corresponding path program 1 times [2021-10-13 06:58:25,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:25,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647686975] [2021-10-13 06:58:25,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:25,130 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:25,131 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:25,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 06:58:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:25,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:25,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:25,474 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:25,567 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:25,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647686975] [2021-10-13 06:58:25,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647686975] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:25,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:25,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:25,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561558725] [2021-10-13 06:58:25,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:25,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:25,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:25,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:25,570 INFO L87 Difference]: Start difference. First operand 93 states and 128 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) [2021-10-13 06:58:25,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:25,670 INFO L93 Difference]: Finished difference Result 272 states and 374 transitions. [2021-10-13 06:58:25,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:58:25,671 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 [2021-10-13 06:58:25,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:25,672 INFO L225 Difference]: With dead ends: 272 [2021-10-13 06:58:25,673 INFO L226 Difference]: Without dead ends: 186 [2021-10-13 06:58:25,674 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:25,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-10-13 06:58:25,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 99. [2021-10-13 06:58:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 134 transitions. [2021-10-13 06:58:25,711 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 134 transitions. Word has length 34 [2021-10-13 06:58:25,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:25,714 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 134 transitions. [2021-10-13 06:58:25,714 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) [2021-10-13 06:58:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2021-10-13 06:58:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:25,722 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:25,722 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:25,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:25,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,938 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:25,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:25,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1357044374, now seen corresponding path program 1 times [2021-10-13 06:58:25,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:25,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1061020730] [2021-10-13 06:58:25,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:25,939 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:25,940 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:25,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 06:58:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:26,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:58:26,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:26,281 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:26,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:26,377 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:26,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1061020730] [2021-10-13 06:58:26,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1061020730] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:26,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:26,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 06:58:26,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48055453] [2021-10-13 06:58:26,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:26,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:26,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:26,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:26,380 INFO L87 Difference]: Start difference. First operand 99 states and 134 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) [2021-10-13 06:58:26,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:26,468 INFO L93 Difference]: Finished difference Result 289 states and 391 transitions. [2021-10-13 06:58:26,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:58:26,468 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 [2021-10-13 06:58:26,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:26,470 INFO L225 Difference]: With dead ends: 289 [2021-10-13 06:58:26,470 INFO L226 Difference]: Without dead ends: 197 [2021-10-13 06:58:26,475 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:26,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-10-13 06:58:26,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 103. [2021-10-13 06:58:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.3529411764705883) internal successors, (138), 102 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 138 transitions. [2021-10-13 06:58:26,498 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 138 transitions. Word has length 34 [2021-10-13 06:58:26,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:26,499 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 138 transitions. [2021-10-13 06:58:26,499 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) [2021-10-13 06:58:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2021-10-13 06:58:26,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:26,502 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:26,502 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:26,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:26,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:26,716 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:26,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:26,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1943850388, now seen corresponding path program 1 times [2021-10-13 06:58:26,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:26,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2118527079] [2021-10-13 06:58:26,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:26,717 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:26,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:26,718 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:26,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 06:58:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:26,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:26,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:27,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:27,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:27,201 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:27,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2118527079] [2021-10-13 06:58:27,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2118527079] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:27,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:27,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:58:27,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565345132] [2021-10-13 06:58:27,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:27,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:27,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:27,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:27,207 INFO L87 Difference]: Start difference. First operand 103 states and 138 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) [2021-10-13 06:58:27,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:27,274 INFO L93 Difference]: Finished difference Result 331 states and 448 transitions. [2021-10-13 06:58:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:58:27,274 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 [2021-10-13 06:58:27,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:27,276 INFO L225 Difference]: With dead ends: 331 [2021-10-13 06:58:27,276 INFO L226 Difference]: Without dead ends: 235 [2021-10-13 06:58:27,279 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:27,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2021-10-13 06:58:27,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 183. [2021-10-13 06:58:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 182 states have (on average 1.3461538461538463) internal successors, (245), 182 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 245 transitions. [2021-10-13 06:58:27,312 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 245 transitions. Word has length 34 [2021-10-13 06:58:27,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:27,312 INFO L470 AbstractCegarLoop]: Abstraction has 183 states and 245 transitions. [2021-10-13 06:58:27,313 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) [2021-10-13 06:58:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2021-10-13 06:58:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 06:58:27,315 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:27,315 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:27,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:27,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:27,528 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:27,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:27,528 INFO L82 PathProgramCache]: Analyzing trace with hash 955170732, now seen corresponding path program 1 times [2021-10-13 06:58:27,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:27,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103516422] [2021-10-13 06:58:27,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:27,529 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:27,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:27,530 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:27,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 06:58:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:27,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 06:58:27,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:28,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:28,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:28,206 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:28,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103516422] [2021-10-13 06:58:28,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1103516422] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:28,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:28,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:28,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357970930] [2021-10-13 06:58:28,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:28,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:28,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:28,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:28,208 INFO L87 Difference]: Start difference. First operand 183 states and 245 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) [2021-10-13 06:58:29,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:29,708 INFO L93 Difference]: Finished difference Result 930 states and 1260 transitions. [2021-10-13 06:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 06:58:29,708 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 [2021-10-13 06:58:29,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:29,713 INFO L225 Difference]: With dead ends: 930 [2021-10-13 06:58:29,713 INFO L226 Difference]: Without dead ends: 754 [2021-10-13 06:58:29,714 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 75.5ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:58:29,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2021-10-13 06:58:29,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 335. [2021-10-13 06:58:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.3263473053892216) internal successors, (443), 334 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 443 transitions. [2021-10-13 06:58:29,767 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 443 transitions. Word has length 35 [2021-10-13 06:58:29,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:29,768 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 443 transitions. [2021-10-13 06:58:29,768 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) [2021-10-13 06:58:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 443 transitions. [2021-10-13 06:58:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 06:58:29,769 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:29,770 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:29,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:29,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:29,982 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:29,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:29,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1510184545, now seen corresponding path program 1 times [2021-10-13 06:58:29,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:29,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958144759] [2021-10-13 06:58:29,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:29,983 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:29,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:29,984 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:29,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 06:58:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:30,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:30,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:30,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:30,745 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:30,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958144759] [2021-10-13 06:58:30,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958144759] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:30,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1648218133] [2021-10-13 06:58:30,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:30,746 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:30,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:30,751 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:30,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-13 06:58:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:31,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 06:58:31,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:31,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:31,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1648218133] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:31,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995366567] [2021-10-13 06:58:31,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:31,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:31,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:31,453 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:58:31,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-13 06:58:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:31,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:31,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:31,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:32,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995366567] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:32,126 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:58:32,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 9 [2021-10-13 06:58:32,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880020690] [2021-10-13 06:58:32,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 06:58:32,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:32,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 06:58:32,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:58:32,129 INFO L87 Difference]: Start difference. First operand 335 states and 443 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) [2021-10-13 06:58:35,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:35,900 INFO L93 Difference]: Finished difference Result 836 states and 1121 transitions. [2021-10-13 06:58:35,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-13 06:58:35,900 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 [2021-10-13 06:58:35,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:35,904 INFO L225 Difference]: With dead ends: 836 [2021-10-13 06:58:35,904 INFO L226 Difference]: Without dead ends: 508 [2021-10-13 06:58:35,905 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 166.8ms TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2021-10-13 06:58:35,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-10-13 06:58:35,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 320. [2021-10-13 06:58:35,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 1.2884012539184952) internal successors, (411), 319 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2021-10-13 06:58:35,962 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 56 [2021-10-13 06:58:35,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:35,963 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2021-10-13 06:58:35,963 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) [2021-10-13 06:58:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2021-10-13 06:58:35,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-13 06:58:35,965 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:35,965 INFO L512 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] [2021-10-13 06:58:35,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:36,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:36,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:36,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:36,576 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:36,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:36,576 INFO L82 PathProgramCache]: Analyzing trace with hash -616064905, now seen corresponding path program 1 times [2021-10-13 06:58:36,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:36,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102599141] [2021-10-13 06:58:36,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:36,577 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:36,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:36,578 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:36,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-13 06:58:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:37,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:37,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-13 06:58:37,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-13 06:58:37,741 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:37,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102599141] [2021-10-13 06:58:37,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102599141] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:37,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1281015497] [2021-10-13 06:58:37,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:37,741 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:37,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:37,742 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:37,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-13 06:58:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:38,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:38,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:38,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:38,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1281015497] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:38,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914765092] [2021-10-13 06:58:38,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:38,911 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:38,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:38,912 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:58:38,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-13 06:58:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:39,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 06:58:39,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-13 06:58:39,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-13 06:58:40,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914765092] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 06:58:40,009 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-13 06:58:40,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-10-13 06:58:40,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786956475] [2021-10-13 06:58:40,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:58:40,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:40,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:58:40,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-10-13 06:58:40,011 INFO L87 Difference]: Start difference. First operand 320 states and 411 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) [2021-10-13 06:58:40,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:40,599 INFO L93 Difference]: Finished difference Result 1333 states and 1722 transitions. [2021-10-13 06:58:40,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-13 06:58:40,599 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 [2021-10-13 06:58:40,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:40,606 INFO L225 Difference]: With dead ends: 1333 [2021-10-13 06:58:40,607 INFO L226 Difference]: Without dead ends: 1020 [2021-10-13 06:58:40,608 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 464.7ms TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-10-13 06:58:40,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-10-13 06:58:40,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 573. [2021-10-13 06:58:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 572 states have (on average 1.3041958041958042) internal successors, (746), 572 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 746 transitions. [2021-10-13 06:58:40,721 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 746 transitions. Word has length 99 [2021-10-13 06:58:40,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:40,722 INFO L470 AbstractCegarLoop]: Abstraction has 573 states and 746 transitions. [2021-10-13 06:58:40,722 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) [2021-10-13 06:58:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 746 transitions. [2021-10-13 06:58:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-13 06:58:40,724 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:40,725 INFO L512 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] [2021-10-13 06:58:40,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:40,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:41,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:41,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:41,345 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:41,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:41,346 INFO L82 PathProgramCache]: Analyzing trace with hash -905180676, now seen corresponding path program 1 times [2021-10-13 06:58:41,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:41,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [461408666] [2021-10-13 06:58:41,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:41,346 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:41,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:41,347 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:41,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-13 06:58:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:41,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:41,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 06:58:42,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 06:58:42,401 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:42,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [461408666] [2021-10-13 06:58:42,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [461408666] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:42,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:42,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 06:58:42,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213987116] [2021-10-13 06:58:42,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:58:42,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:42,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:58:42,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:58:42,405 INFO L87 Difference]: Start difference. First operand 573 states and 746 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) [2021-10-13 06:58:44,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:44,144 INFO L93 Difference]: Finished difference Result 1370 states and 1768 transitions. [2021-10-13 06:58:44,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 06:58:44,145 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 [2021-10-13 06:58:44,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:44,149 INFO L225 Difference]: With dead ends: 1370 [2021-10-13 06:58:44,150 INFO L226 Difference]: Without dead ends: 804 [2021-10-13 06:58:44,151 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 62.9ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-13 06:58:44,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2021-10-13 06:58:44,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 573. [2021-10-13 06:58:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 572 states have (on average 1.2884615384615385) internal successors, (737), 572 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 737 transitions. [2021-10-13 06:58:44,247 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 737 transitions. Word has length 101 [2021-10-13 06:58:44,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:44,247 INFO L470 AbstractCegarLoop]: Abstraction has 573 states and 737 transitions. [2021-10-13 06:58:44,248 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) [2021-10-13 06:58:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 737 transitions. [2021-10-13 06:58:44,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-13 06:58:44,252 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:44,252 INFO L512 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] [2021-10-13 06:58:44,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:44,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:44,470 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:44,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:44,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1551440519, now seen corresponding path program 1 times [2021-10-13 06:58:44,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:44,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [579624991] [2021-10-13 06:58:44,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:44,471 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:44,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:44,472 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:44,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-13 06:58:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:45,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:45,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:45,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:45,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:45,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [579624991] [2021-10-13 06:58:45,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [579624991] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:45,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1650472032] [2021-10-13 06:58:45,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:45,671 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:45,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:45,673 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:45,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-10-13 06:58:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:46,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:46,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:46,650 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:46,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1650472032] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:46,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123470494] [2021-10-13 06:58:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:46,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:46,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:46,967 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:58:46,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-13 06:58:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:47,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:47,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:47,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:58:48,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123470494] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:48,148 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:58:48,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-10-13 06:58:48,148 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224381668] [2021-10-13 06:58:48,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:48,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:48,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:48,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:48,150 INFO L87 Difference]: Start difference. First operand 573 states and 737 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) [2021-10-13 06:58:48,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:48,658 INFO L93 Difference]: Finished difference Result 3441 states and 4445 transitions. [2021-10-13 06:58:48,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 06:58:48,658 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 [2021-10-13 06:58:48,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:48,674 INFO L225 Difference]: With dead ends: 3441 [2021-10-13 06:58:48,674 INFO L226 Difference]: Without dead ends: 2875 [2021-10-13 06:58:48,676 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 602 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 75.2ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-13 06:58:48,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2875 states. [2021-10-13 06:58:48,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2875 to 1125. [2021-10-13 06:58:48,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 1124 states have (on average 1.2651245551601424) internal successors, (1422), 1124 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:48,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1422 transitions. [2021-10-13 06:58:48,902 INFO L78 Accepts]: Start accepts. Automaton has 1125 states and 1422 transitions. Word has length 102 [2021-10-13 06:58:48,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:48,903 INFO L470 AbstractCegarLoop]: Abstraction has 1125 states and 1422 transitions. [2021-10-13 06:58:48,903 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) [2021-10-13 06:58:48,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1422 transitions. [2021-10-13 06:58:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-13 06:58:48,906 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:48,906 INFO L512 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] [2021-10-13 06:58:48,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:49,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:49,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:49,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:49,510 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:49,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:49,511 INFO L82 PathProgramCache]: Analyzing trace with hash -2002608015, now seen corresponding path program 1 times [2021-10-13 06:58:49,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:49,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [261842188] [2021-10-13 06:58:49,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:49,511 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:49,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:49,512 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:49,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-13 06:58:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:50,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:50,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-13 06:58:50,437 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-13 06:58:50,744 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:50,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [261842188] [2021-10-13 06:58:50,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [261842188] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:50,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:50,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 06:58:50,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612644078] [2021-10-13 06:58:50,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 06:58:50,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:50,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 06:58:50,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:58:50,747 INFO L87 Difference]: Start difference. First operand 1125 states and 1422 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) [2021-10-13 06:58:54,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:54,099 INFO L93 Difference]: Finished difference Result 3413 states and 4339 transitions. [2021-10-13 06:58:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:58:54,100 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 [2021-10-13 06:58:54,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:54,111 INFO L225 Difference]: With dead ends: 3413 [2021-10-13 06:58:54,111 INFO L226 Difference]: Without dead ends: 2295 [2021-10-13 06:58:54,113 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 83.7ms TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-10-13 06:58:54,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2295 states. [2021-10-13 06:58:54,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2295 to 1041. [2021-10-13 06:58:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 1040 states have (on average 1.2471153846153846) internal successors, (1297), 1040 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1297 transitions. [2021-10-13 06:58:54,318 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1297 transitions. Word has length 103 [2021-10-13 06:58:54,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:54,318 INFO L470 AbstractCegarLoop]: Abstraction has 1041 states and 1297 transitions. [2021-10-13 06:58:54,318 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) [2021-10-13 06:58:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1297 transitions. [2021-10-13 06:58:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-13 06:58:54,320 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:54,321 INFO L512 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] [2021-10-13 06:58:54,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:54,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:54,534 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:54,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:54,535 INFO L82 PathProgramCache]: Analyzing trace with hash -249309905, now seen corresponding path program 2 times [2021-10-13 06:58:54,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:54,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [424420396] [2021-10-13 06:58:54,535 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:58:54,536 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:54,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:54,537 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:54,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-13 06:58:56,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:58:56,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:58:56,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:56,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 06:58:56,489 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 06:58:56,885 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:56,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [424420396] [2021-10-13 06:58:56,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [424420396] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:56,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1676505652] [2021-10-13 06:58:56,885 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:58:56,885 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:56,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:56,894 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:56,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-10-13 06:58:59,693 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:58:59,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:58:59,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 06:58:59,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:59:00,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:59:00,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1676505652] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:59:00,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717478539] [2021-10-13 06:59:00,342 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:59:00,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:59:00,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:59:00,349 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:59:00,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-13 06:59:02,364 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:59:02,365 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:59:02,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 06:59:02,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:59:02,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:59:02,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717478539] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:59:02,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:59:02,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-10-13 06:59:02,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603048155] [2021-10-13 06:59:02,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-13 06:59:02,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:02,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-13 06:59:02,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-13 06:59:02,824 INFO L87 Difference]: Start difference. First operand 1041 states and 1297 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) [2021-10-13 06:59:08,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:08,917 INFO L93 Difference]: Finished difference Result 2167 states and 2702 transitions. [2021-10-13 06:59:08,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 06:59:08,918 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 [2021-10-13 06:59:08,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:08,918 INFO L225 Difference]: With dead ends: 2167 [2021-10-13 06:59:08,919 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:59:08,928 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 291.8ms TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-10-13 06:59:08,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:59:08,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:59:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:59:08,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-10-13 06:59:08,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:08,929 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:59:08,930 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) [2021-10-13 06:59:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:59:08,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:59:08,933 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:08,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:08,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:08,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:09,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2021-10-13 06:59:09,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-10-13 06:59:09,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:59:09,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:59:09,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:09,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:10,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:12,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:13,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:13,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:13,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:13,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:14,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:14,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:14,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:14,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:14,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:15,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:16,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:17,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:18,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:18,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:19,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:19,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:29,351 WARN L207 SmtUtils]: Spent 7.22 s on a formula simplification. DAG size of input: 537 DAG size of output: 75 [2021-10-13 06:59:35,773 WARN L207 SmtUtils]: Spent 6.42 s on a formula simplification. DAG size of input: 498 DAG size of output: 83 [2021-10-13 06:59:48,079 WARN L207 SmtUtils]: Spent 5.56 s on a formula simplification. DAG size of input: 459 DAG size of output: 83 [2021-10-13 06:59:54,184 WARN L207 SmtUtils]: Spent 6.07 s on a formula simplification. DAG size of input: 531 DAG size of output: 83 [2021-10-13 07:00:03,297 WARN L207 SmtUtils]: Spent 5.36 s on a formula simplification. DAG size of input: 446 DAG size of output: 89 [2021-10-13 07:00:13,760 WARN L207 SmtUtils]: Spent 6.13 s on a formula simplification. DAG size of input: 505 DAG size of output: 82 [2021-10-13 07:00:13,763 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,763 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,764 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,764 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 767) no Hoare annotation was computed. [2021-10-13 07:00:13,764 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 740) no Hoare annotation was computed. [2021-10-13 07:00:13,764 INFO L857 garLoopResultBuilder]: For program point L763-1(lines 763 767) no Hoare annotation was computed. [2021-10-13 07:00:13,764 INFO L857 garLoopResultBuilder]: For program point L730-2(lines 730 740) no Hoare annotation was computed. [2021-10-13 07:00:13,765 INFO L857 garLoopResultBuilder]: For program point L730-4(lines 730 740) no Hoare annotation was computed. [2021-10-13 07:00:13,765 INFO L857 garLoopResultBuilder]: For program point L731(lines 731 737) no Hoare annotation was computed. [2021-10-13 07:00:13,765 INFO L857 garLoopResultBuilder]: For program point L731-2(lines 731 737) no Hoare annotation was computed. [2021-10-13 07:00:13,765 INFO L857 garLoopResultBuilder]: For program point L731-4(lines 731 737) no Hoare annotation was computed. [2021-10-13 07:00:13,765 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 317) no Hoare annotation was computed. [2021-10-13 07:00:13,766 INFO L853 garLoopResultBuilder]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse21 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (not .cse2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (let ((.cse7 (or (and .cse0 .cse9 .cse13 .cse14 .cse3 .cse21 .cse11) (and .cse0 .cse9 .cse14 .cse3 .cse4 .cse11))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse20 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse22 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse23 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse5) (and .cse0 .cse2 .cse9 .cse10 .cse3 .cse11) (and .cse0 .cse2 .cse3 .cse5 .cse6 .cse11) (and .cse10 .cse7 .cse8) (and .cse0 .cse2 .cse9 .cse3 .cse5 .cse11) (and .cse0 .cse10 .cse3 .cse8 .cse12 .cse6 .cse11) (and .cse0 .cse1 .cse13 .cse10 .cse14 .cse15 .cse3 .cse16 .cse17 .cse18 .cse6 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse6) (and .cse0 .cse3 .cse8 .cse5 .cse6 .cse11) (and .cse0 .cse9 .cse22 .cse10 .cse3 .cse18 .cse11 .cse23) (and .cse0 .cse1 .cse10 .cse14 .cse15 .cse3 .cse16 .cse17 .cse8 .cse6 .cse19 .cse20) (and .cse0 .cse2 .cse10 .cse3 .cse6 .cse11) (and .cse0 .cse13 .cse3 .cse18 .cse5 .cse6 .cse21 .cse11) (and .cse0 .cse22 .cse10 .cse3 .cse18 .cse12 .cse6 .cse11 .cse23) (and .cse0 .cse9 .cse22 .cse3 .cse18 .cse5 .cse11 .cse23))))) [2021-10-13 07:00:13,766 INFO L853 garLoopResultBuilder]: At program point L72-1(lines 72 78) the Hoare annotation is: false [2021-10-13 07:00:13,766 INFO L853 garLoopResultBuilder]: At program point L72-2(lines 72 78) the Hoare annotation is: false [2021-10-13 07:00:13,766 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 902) no Hoare annotation was computed. [2021-10-13 07:00:13,766 INFO L857 garLoopResultBuilder]: For program point L898-3(lines 898 902) no Hoare annotation was computed. [2021-10-13 07:00:13,767 INFO L857 garLoopResultBuilder]: For program point L898-6(lines 898 902) no Hoare annotation was computed. [2021-10-13 07:00:13,767 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 245) no Hoare annotation was computed. [2021-10-13 07:00:13,767 INFO L853 garLoopResultBuilder]: At program point L239-1(lines 239 245) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse8 .cse3 .cse4 .cse9) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse7 .cse6 .cse1 .cse8 .cse4 .cse9))) [2021-10-13 07:00:13,767 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 841) no Hoare annotation was computed. [2021-10-13 07:00:13,767 INFO L860 garLoopResultBuilder]: At program point L834-1(lines 834 841) the Hoare annotation is: true [2021-10-13 07:00:13,768 INFO L857 garLoopResultBuilder]: For program point L273(lines 272 321) no Hoare annotation was computed. [2021-10-13 07:00:13,768 INFO L853 garLoopResultBuilder]: At program point L967(lines 962 970) the Hoare annotation is: (let ((.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse16 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse17 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (not .cse5)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse7 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse3 .cse4 .cse9 .cse10 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse4 .cse11 .cse10 .cse12 .cse6) (and .cse0 .cse13 .cse7 .cse3 .cse14 .cse4 .cse15 .cse16 .cse9 .cse17 .cse18 .cse19) (and .cse0 .cse2 .cse7 .cse4 .cse12 .cse5 .cse6) (and .cse0 .cse13 .cse7 .cse4 .cse12 .cse17 .cse5) (and .cse0 .cse7 .cse8 .cse3 .cse4 .cse9 .cse10 .cse17 .cse6) (and .cse0 .cse7 .cse8 .cse4 .cse11 .cse10 .cse12 .cse17 .cse6) (and .cse0 .cse13 .cse7 .cse3 .cse14 .cse4 .cse15 .cse16 .cse11 .cse17 .cse18 .cse19) (and .cse0 .cse1 .cse4 .cse12 .cse17 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse4 .cse11 .cse10 .cse17 .cse6) (and .cse0 .cse7 .cse3 .cse4 .cse17 .cse5 .cse6) (and .cse0 .cse13 .cse7 .cse3 .cse4 .cse17 .cse5) (and .cse0 .cse7 .cse4 .cse9 .cse12 .cse17 .cse6) (and .cse0 .cse2 .cse7 .cse8 .cse3 .cse4 .cse11 .cse10 .cse6) (and .cse0 .cse2 .cse7 .cse4 .cse9 .cse12 .cse6)))) [2021-10-13 07:00:13,768 INFO L853 garLoopResultBuilder]: At program point L967-1(lines 962 970) the Hoare annotation is: false [2021-10-13 07:00:13,768 INFO L853 garLoopResultBuilder]: At program point L967-2(lines 962 970) the Hoare annotation is: false [2021-10-13 07:00:13,769 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,769 INFO L857 garLoopResultBuilder]: For program point L274(lines 274 278) no Hoare annotation was computed. [2021-10-13 07:00:13,769 INFO L853 garLoopResultBuilder]: At program point L935(lines 930 938) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse4 .cse5 .cse7 .cse12 .cse13 .cse14 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse7 .cse8 .cse13 .cse14 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse12 .cse9 .cse10))) [2021-10-13 07:00:13,769 INFO L853 garLoopResultBuilder]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2021-10-13 07:00:13,769 INFO L853 garLoopResultBuilder]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2021-10-13 07:00:13,770 INFO L853 garLoopResultBuilder]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse20 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse19 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse14 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (or .cse20 .cse19)) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse3 .cse5) (and .cse0 .cse7 .cse8 .cse2 .cse4 .cse9 .cse10) (and .cse0 .cse7 .cse11 .cse6 .cse12 .cse2 .cse13 .cse14 .cse9 .cse10 .cse15 .cse16) (and .cse0 .cse7 .cse11 .cse12 .cse2 .cse13 .cse4 .cse14 .cse9 .cse10 .cse15 .cse16) (and .cse0 .cse7 .cse11 .cse6 .cse2 .cse17 .cse13 .cse9 .cse18 .cse10 .cse16) (and .cse0 .cse7 .cse8 .cse6 .cse2 .cse19 .cse9 .cse10) (and .cse0 .cse7 .cse20 .cse6 .cse2 .cse3 .cse19 .cse9 .cse10 .cse15) (and .cse0 .cse7 .cse20 .cse2 .cse3 .cse19 .cse4 .cse9 .cse10 .cse15) (and .cse0 .cse1 .cse11 .cse12 .cse2 .cse13 .cse4 .cse15 .cse5 .cse16) (and .cse0 .cse8 .cse1 .cse6 .cse2 .cse19 .cse5) (and .cse0 .cse1 .cse11 .cse6 .cse12 .cse2 .cse13 .cse15 .cse5 .cse16) (and .cse0 .cse7 .cse11 .cse2 .cse17 .cse13 .cse4 .cse9 .cse18 .cse10 .cse16) (and .cse0 .cse8 .cse1 .cse2 .cse19 .cse4 .cse5)))) [2021-10-13 07:00:13,770 INFO L853 garLoopResultBuilder]: At program point L176-1(lines 171 179) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse15 (= (_ bv0 32) ~pumpRunning~0)) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse13 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse14 .cse2 .cse3 .cse5 .cse8 .cse15 .cse12) (and .cse0 .cse14 .cse2 .cse5 .cse13 .cse16 .cse15 .cse12) (and .cse0 .cse14 .cse2 .cse3 .cse5 .cse13 .cse15 .cse12) (and .cse0 .cse14 .cse2 .cse5 .cse8 .cse16 .cse15 .cse12))) [2021-10-13 07:00:13,770 INFO L853 garLoopResultBuilder]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2021-10-13 07:00:13,770 INFO L853 garLoopResultBuilder]: At program point L176-3(lines 171 179) the Hoare annotation is: false [2021-10-13 07:00:13,771 INFO L853 garLoopResultBuilder]: At program point L176-4(lines 171 179) the Hoare annotation is: false [2021-10-13 07:00:13,771 INFO L853 garLoopResultBuilder]: At program point L176-5(lines 171 179) the Hoare annotation is: false [2021-10-13 07:00:13,771 INFO L853 garLoopResultBuilder]: At program point L705(lines 700 707) 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)) [2021-10-13 07:00:13,771 INFO L857 garLoopResultBuilder]: For program point L310(lines 310 316) no Hoare annotation was computed. [2021-10-13 07:00:13,771 INFO L853 garLoopResultBuilder]: At program point L310-1(lines 1 984) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse17 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse18 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse13 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse7 .cse3 .cse8) (and .cse0 .cse6 .cse9 .cse1 .cse4) (and .cse0 .cse5 .cse10 .cse1 .cse11 .cse3 .cse12 .cse8 .cse13 .cse14) (and .cse0 .cse6 .cse1 .cse3 .cse4) (and .cse0 .cse10 .cse1 .cse11 .cse3 .cse4 .cse14) (and .cse0 .cse5 .cse10 .cse9 .cse1 .cse15 .cse11 .cse8 .cse16 .cse13 .cse14) (and .cse0 .cse5 .cse6 .cse9 .cse1 .cse7 .cse8) (and .cse0 .cse5 .cse17 .cse1 .cse2 .cse7 .cse3 .cse8 .cse18) (and .cse0 .cse9 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse17 .cse9 .cse1 .cse2 .cse7 .cse8 .cse18) (and .cse0 .cse5 .cse10 .cse1 .cse15 .cse11 .cse3 .cse8 .cse16 .cse13 .cse14) (and .cse0 .cse10 .cse9 .cse1 .cse11 .cse4 .cse14) (and .cse0 .cse5 .cse10 .cse9 .cse1 .cse11 .cse12 .cse8 .cse13 .cse14))) [2021-10-13 07:00:13,772 INFO L853 garLoopResultBuilder]: At program point L807(lines 803 809) 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)) [2021-10-13 07:00:13,772 INFO L857 garLoopResultBuilder]: For program point L975(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,772 INFO L857 garLoopResultBuilder]: For program point L975-1(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,772 INFO L857 garLoopResultBuilder]: For program point L975-2(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,772 INFO L857 garLoopResultBuilder]: For program point L975-3(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,772 INFO L857 garLoopResultBuilder]: For program point L975-4(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,773 INFO L860 garLoopResultBuilder]: At program point L843(lines 824 846) the Hoare annotation is: true [2021-10-13 07:00:13,773 INFO L857 garLoopResultBuilder]: For program point L975-5(lines 975 981) no Hoare annotation was computed. [2021-10-13 07:00:13,773 INFO L857 garLoopResultBuilder]: For program point L282(lines 282 288) no Hoare annotation was computed. [2021-10-13 07:00:13,773 INFO L853 garLoopResultBuilder]: At program point L282-1(lines 282 288) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse8 (not .cse17)) (.cse12 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse10 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse2 .cse9 .cse3 .cse4 .cse10 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse6) (and .cse0 .cse11 .cse2 .cse9 .cse12 .cse5 .cse6) (and .cse0 .cse13 .cse1 .cse11 .cse2 .cse3 .cse5) (and .cse0 .cse7 .cse14 .cse8 .cse11 .cse2 .cse15 .cse12 .cse10 .cse6 .cse16) (and .cse0 .cse8 .cse2 .cse9 .cse3 .cse4 .cse5 .cse10 .cse6) (and .cse0 .cse13 .cse1 .cse2 .cse4 .cse5 .cse17 .cse16) (and .cse0 .cse7 .cse8 .cse11 .cse2 .cse9 .cse3 .cse10 .cse6) (and .cse0 .cse13 .cse8 .cse11 .cse2 .cse9 .cse3 .cse5 .cse10) (and .cse0 .cse1 .cse7 .cse11 .cse2 .cse3 .cse6) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse14 .cse11 .cse2 .cse15 .cse12 .cse5 .cse6 .cse16) (and .cse0 .cse7 .cse14 .cse8 .cse2 .cse15 .cse12 .cse4 .cse10 .cse6 .cse16) (and .cse0 .cse14 .cse2 .cse15 .cse4 .cse5 .cse6 .cse16) (and .cse0 .cse13 .cse14 .cse11 .cse2 .cse15 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse5 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse16)))) [2021-10-13 07:00:13,773 INFO L857 garLoopResultBuilder]: For program point L910(lines 910 914) no Hoare annotation was computed. [2021-10-13 07:00:13,774 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:00:13,774 INFO L853 garLoopResultBuilder]: At program point L879(lines 1 984) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:00:13,774 INFO L853 garLoopResultBuilder]: At program point L715(lines 65 71) the Hoare annotation is: (let ((.cse11 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse13 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse18 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse5 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse19 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse9 (let ((.cse21 (not .cse2))) (or (and .cse0 .cse18 .cse11 .cse21 .cse3 .cse13 .cse19) (and .cse0 .cse18 .cse21 .cse3 .cse5 .cse19)))) (.cse16 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse6) (and .cse0 .cse1 .cse11 .cse12 .cse3 .cse4 .cse10 .cse5 .cse7 .cse8 .cse13) (and .cse0 .cse1 .cse14 .cse3 .cse4 .cse15 .cse6 .cse16 .cse7 .cse8 .cse17) (and .cse0 .cse2 .cse18 .cse12 .cse3 .cse19) (and .cse12 .cse9 .cse10) (and .cse0 .cse2 .cse18 .cse3 .cse6 .cse19) (and .cse0 .cse1 .cse14 .cse12 .cse3 .cse4 .cse15 .cse16 .cse7 .cse8 .cse17) (and .cse0 .cse1 .cse14 .cse12 .cse3 .cse4 .cse15 .cse7 .cse20 .cse8 .cse17) (and .cse0 .cse18 .cse14 .cse12 .cse3 .cse15 .cse19 .cse17) (and .cse0 .cse1 .cse11 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse13) (and .cse0 .cse1 .cse2 .cse12 .cse3 .cse4 .cse7 .cse8) (and .cse0 .cse1 .cse14 .cse3 .cse4 .cse15 .cse6 .cse7 .cse20 .cse8 .cse17) (and .cse0 .cse18 .cse14 .cse3 .cse15 .cse6 .cse19 .cse17)))) [2021-10-13 07:00:13,774 INFO L853 garLoopResultBuilder]: At program point L715-1(lines 65 71) the Hoare annotation is: false [2021-10-13 07:00:13,774 INFO L853 garLoopResultBuilder]: At program point L715-2(lines 65 71) the Hoare annotation is: false [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980(lines 971 984) the Hoare annotation is: false [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980-1(lines 971 984) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse8 .cse9 .cse4 .cse5) (and .cse0 .cse6 .cse10 .cse2 .cse11 .cse9 .cse3 .cse4 .cse5 .cse12) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse8 .cse9 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse10 .cse7 .cse2 .cse11 .cse9 .cse4 .cse5 .cse12))) [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980-2(lines 971 984) the Hoare annotation is: false [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980-3(lines 971 984) the Hoare annotation is: false [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980-4(lines 971 984) the Hoare annotation is: false [2021-10-13 07:00:13,775 INFO L853 garLoopResultBuilder]: At program point L980-5(lines 971 984) the Hoare annotation is: false [2021-10-13 07:00:13,776 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 140) no Hoare annotation was computed. [2021-10-13 07:00:13,776 INFO L857 garLoopResultBuilder]: For program point L123-1(lines 123 140) no Hoare annotation was computed. [2021-10-13 07:00:13,776 INFO L857 garLoopResultBuilder]: For program point L123-2(lines 123 140) no Hoare annotation was computed. [2021-10-13 07:00:13,776 INFO L853 garLoopResultBuilder]: At program point L322(lines 271 323) the Hoare annotation is: false [2021-10-13 07:00:13,776 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:00:13,776 INFO L857 garLoopResultBuilder]: For program point L852(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L852-1(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L852-2(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L225-3(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L225-5(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,777 INFO L857 garLoopResultBuilder]: For program point L225-6(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-8(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-9(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-11(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-12(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-14(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-15(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,778 INFO L857 garLoopResultBuilder]: For program point L225-17(lines 225 229) no Hoare annotation was computed. [2021-10-13 07:00:13,779 INFO L857 garLoopResultBuilder]: For program point L292(lines 292 298) no Hoare annotation was computed. [2021-10-13 07:00:13,779 INFO L853 garLoopResultBuilder]: At program point L292-1(lines 292 298) the Hoare annotation is: (let ((.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse18 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse16 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse12 (= (_ bv0 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse3 .cse8 .cse5 .cse9 .cse6 .cse10 .cse11) (and .cse0 .cse2 .cse3 .cse5 .cse6 .cse12) (and .cse0 .cse13 .cse14 .cse3 .cse15 .cse4 .cse5 .cse16 .cse12) (and .cse0 .cse17 .cse3 .cse15 .cse6 .cse12) (and .cse0 .cse2 .cse13 .cse3 .cse5 .cse12) (and .cse0 .cse1 .cse2 .cse17 .cse3 .cse4 .cse6) (and .cse0 .cse13 .cse7 .cse14 .cse17 .cse3 .cse8 .cse18 .cse16 .cse12 .cse11) (and .cse0 .cse3 .cse15 .cse5 .cse6 .cse12) (and .cse0 .cse1 .cse14 .cse3 .cse15 .cse4 .cse5 .cse6 .cse16) (and .cse0 .cse13 .cse14 .cse17 .cse3 .cse15 .cse4 .cse16 .cse12) (and .cse0 .cse1 .cse14 .cse17 .cse3 .cse15 .cse4 .cse6 .cse16) (and .cse0 .cse2 .cse13 .cse17 .cse3 .cse4 .cse12) (and .cse0 .cse2 .cse17 .cse3 .cse6 .cse12) (and .cse0 .cse13 .cse7 .cse14 .cse3 .cse8 .cse18 .cse5 .cse16 .cse12 .cse11) (and .cse0 .cse7 .cse3 .cse8 .cse5 .cse6 .cse12 .cse11) (and .cse0 .cse1 .cse7 .cse17 .cse3 .cse8 .cse9 .cse6 .cse10 .cse11) (and .cse0 .cse7 .cse17 .cse3 .cse8 .cse6 .cse12 .cse11))) [2021-10-13 07:00:13,779 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 135) no Hoare annotation was computed. [2021-10-13 07:00:13,779 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 135) no Hoare annotation was computed. [2021-10-13 07:00:13,779 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2021-10-13 07:00:13,780 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:00:13,780 INFO L853 garLoopResultBuilder]: At program point L887(lines 882 890) 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)) [2021-10-13 07:00:13,780 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 926) no Hoare annotation was computed. [2021-10-13 07:00:13,780 INFO L857 garLoopResultBuilder]: For program point L97(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,780 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,780 INFO L857 garLoopResultBuilder]: For program point L97-2(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,781 INFO L857 garLoopResultBuilder]: For program point L97-3(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,781 INFO L857 garLoopResultBuilder]: For program point L97-4(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,781 INFO L857 garLoopResultBuilder]: For program point L97-5(lines 97 114) no Hoare annotation was computed. [2021-10-13 07:00:13,781 INFO L853 garLoopResultBuilder]: At program point L65(lines 61 83) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse18 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse19 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse10 (not .cse4)) (.cse7 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (let ((.cse0 (or (and .cse3 .cse5 .cse18 .cse10 .cse7 .cse19 .cse8) (and .cse3 .cse5 .cse10 .cse7 (not (= ~waterLevel~0 (_ bv3 32))) .cse8))) (.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse13 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (not (= ~systemActive~0 (_ bv0 32)))) (.cse14 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse3 .cse9 .cse6 .cse10 .cse7 .cse11 .cse1 .cse12 .cse13) (and .cse3 .cse4 .cse7 .cse2 .cse12 .cse8) (and .cse3 .cse14 .cse7 .cse15 .cse16 .cse2 .cse12 .cse8 .cse17) (and .cse3 .cse9 .cse10 .cse7 .cse11 .cse1 .cse2 .cse12 .cse13) (and .cse6 .cse0 .cse1) (and .cse3 .cse4 .cse5 .cse7 .cse2 .cse8) (and .cse3 .cse6 .cse7 .cse1 .cse16 .cse12 .cse8) (and .cse3 .cse5 .cse14 .cse6 .cse7 .cse15 .cse8 .cse17) (and .cse3 .cse4 .cse6 .cse7 .cse12 .cse8) (and .cse3 .cse7 .cse1 .cse16 .cse2 .cse12 .cse8) (and .cse3 .cse9 .cse18 .cse10 .cse7 .cse11 .cse15 .cse2 .cse12 .cse13 .cse19) (and .cse3 .cse9 .cse18 .cse6 .cse10 .cse7 .cse11 .cse15 .cse12 .cse13 .cse19) (and .cse3 .cse14 .cse6 .cse7 .cse15 .cse12 .cse8 .cse17) (and .cse3 .cse5 .cse14 .cse7 .cse15 .cse2 .cse8 .cse17))))) [2021-10-13 07:00:13,781 INFO L853 garLoopResultBuilder]: At program point L65-1(lines 61 83) the Hoare annotation is: false [2021-10-13 07:00:13,782 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:00:13,782 INFO L853 garLoopResultBuilder]: At program point L65-2(lines 61 83) the Hoare annotation is: false [2021-10-13 07:00:13,782 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 852) no Hoare annotation was computed. [2021-10-13 07:00:13,782 INFO L857 garLoopResultBuilder]: For program point L726(lines 726 743) no Hoare annotation was computed. [2021-10-13 07:00:13,782 INFO L853 garLoopResultBuilder]: At program point L726-1(lines 1 984) the Hoare annotation is: (let ((.cse9 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7)) (.cse10 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse11 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse14 (not .cse10)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse19 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse20 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse16 (not .cse9)) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse17 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse10 .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse5 .cse11 .cse12 .cse13 .cse7 .cse8) (and .cse0 .cse3 .cse4 .cse5 .cse11 .cse13 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse6 .cse12 .cse10 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse14 .cse3 .cse4 .cse15 .cse11 .cse16 .cse7 .cse8) (and .cse0 .cse17 .cse2 .cse14 .cse3 .cse18 .cse4 .cse5 .cse19 .cse13 .cse20 .cse16 .cse8) (and .cse0 .cse9 .cse3 .cse4 .cse13 .cse10 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse12 .cse7 .cse8) (and .cse0 .cse17 .cse2 .cse3 .cse4 .cse13 .cse10 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse15 .cse11 .cse13 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse15 .cse11 .cse12 .cse16 .cse7 .cse8) (and .cse0 .cse17 .cse2 .cse14 .cse3 .cse18 .cse4 .cse15 .cse19 .cse13 .cse20 .cse16 .cse8) (and .cse0 .cse2 .cse4 .cse12 .cse13 .cse10 .cse7 .cse8) (and .cse0 .cse2 .cse4 .cse15 .cse12 .cse13 .cse7 .cse8) (and .cse0 .cse17 .cse2 .cse4 .cse12 .cse13 .cse10 .cse8)))) [2021-10-13 07:00:13,783 INFO L853 garLoopResultBuilder]: At program point L759-2(lines 759 773) the Hoare annotation is: false [2021-10-13 07:00:13,783 INFO L857 garLoopResultBuilder]: For program point L726-2(lines 726 743) no Hoare annotation was computed. [2021-10-13 07:00:13,783 INFO L853 garLoopResultBuilder]: At program point L726-3(lines 1 984) the Hoare annotation is: false [2021-10-13 07:00:13,783 INFO L857 garLoopResultBuilder]: For program point L726-4(lines 726 743) no Hoare annotation was computed. [2021-10-13 07:00:13,783 INFO L853 garLoopResultBuilder]: At program point L726-5(lines 1 984) the Hoare annotation is: false [2021-10-13 07:00:13,783 INFO L853 garLoopResultBuilder]: At program point L231(lines 216 234) the Hoare annotation is: false [2021-10-13 07:00:13,784 INFO L853 garLoopResultBuilder]: At program point L231-1(lines 216 234) the Hoare annotation is: (let ((.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32)))) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse3 .cse7 .cse8 .cse9) (and .cse0 .cse13 .cse2 .cse3 .cse4 .cse14 .cse6 .cse8 .cse9 .cse10) (and .cse0 .cse12 .cse13 .cse3 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse14 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse13 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse10 .cse11))) [2021-10-13 07:00:13,784 INFO L853 garLoopResultBuilder]: At program point L231-2(lines 216 234) the Hoare annotation is: false [2021-10-13 07:00:13,784 INFO L853 garLoopResultBuilder]: At program point L231-3(lines 216 234) the Hoare annotation is: false [2021-10-13 07:00:13,784 INFO L853 garLoopResultBuilder]: At program point L231-4(lines 216 234) the Hoare annotation is: false [2021-10-13 07:00:13,784 INFO L853 garLoopResultBuilder]: At program point L231-5(lines 216 234) the Hoare annotation is: false [2021-10-13 07:00:13,784 INFO L857 garLoopResultBuilder]: For program point L760(line 760) no Hoare annotation was computed. [2021-10-13 07:00:13,785 INFO L853 garLoopResultBuilder]: At program point L167(lines 160 170) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7))) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse5 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (not (= ~systemActive~0 (_ bv0 32)))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse14 .cse5 .cse15 .cse6 .cse7 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse13 .cse3 .cse14 .cse5 .cse15 .cse6 .cse16 .cse10 .cse11) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse16 .cse8 .cse9 .cse10 .cse11))) [2021-10-13 07:00:13,785 INFO L853 garLoopResultBuilder]: At program point L167-1(lines 160 170) the Hoare annotation is: false [2021-10-13 07:00:13,785 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,785 INFO L853 garLoopResultBuilder]: At program point L167-2(lines 160 170) the Hoare annotation is: false [2021-10-13 07:00:13,785 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,785 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,786 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 109) no Hoare annotation was computed. [2021-10-13 07:00:13,790 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:00:13,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:00:13 BoogieIcfgContainer [2021-10-13 07:00:13,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:00:13,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:00:13,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:00:13,864 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:00:13,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:21" (3/4) ... [2021-10-13 07:00:13,867 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:00:13,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:00:13,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:00:13,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:00:13,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:00:13,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:00:13,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:00:13,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:00:13,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-13 07:00:13,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-13 07:00:13,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-13 07:00:13,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp) [2021-10-13 07:00:13,916 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp) [2021-10-13 07:00:13,916 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,917 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp) [2021-10-13 07:00:13,917 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,917 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:00:13,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:00:13,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-13 07:00:13,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-13 07:00:13,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) [2021-10-13 07:00:13,922 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && waterLevel == tmp) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || (((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && waterLevel == tmp) [2021-10-13 07:00:13,971 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:00:13,971 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:00:13,972 INFO L168 Benchmark]: Toolchain (without parser) took 115870.38 ms. Allocated memory was 73.4 MB in the beginning and 394.3 MB in the end (delta: 320.9 MB). Free memory was 54.0 MB in the beginning and 277.5 MB in the end (delta: -223.5 MB). Peak memory consumption was 98.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,973 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:00:13,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.23 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 42.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.43 ms. Allocated memory is still 73.4 MB. Free memory was 42.1 MB in the beginning and 38.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,974 INFO L168 Benchmark]: Boogie Preprocessor took 61.32 ms. Allocated memory is still 73.4 MB. Free memory was 38.4 MB in the beginning and 35.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,974 INFO L168 Benchmark]: RCFGBuilder took 2405.93 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 35.6 MB in the beginning and 56.7 MB in the end (delta: -21.2 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,975 INFO L168 Benchmark]: TraceAbstraction took 112527.09 ms. Allocated memory was 102.8 MB in the beginning and 394.3 MB in the end (delta: 291.5 MB). Free memory was 56.2 MB in the beginning and 288.0 MB in the end (delta: -231.8 MB). Peak memory consumption was 266.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,975 INFO L168 Benchmark]: Witness Printer took 107.13 ms. Allocated memory is still 394.3 MB. Free memory was 288.0 MB in the beginning and 277.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:00:13,978 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.23 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 42.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.43 ms. Allocated memory is still 73.4 MB. Free memory was 42.1 MB in the beginning and 38.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.32 ms. Allocated memory is still 73.4 MB. Free memory was 38.4 MB in the beginning and 35.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2405.93 ms. Allocated memory was 73.4 MB in the beginning and 102.8 MB in the end (delta: 29.4 MB). Free memory was 35.6 MB in the beginning and 56.7 MB in the end (delta: -21.2 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 112527.09 ms. Allocated memory was 102.8 MB in the beginning and 394.3 MB in the end (delta: 291.5 MB). Free memory was 56.2 MB in the beginning and 288.0 MB in the end (delta: -231.8 MB). Peak memory consumption was 266.8 MB. Max. memory is 16.1 GB. * Witness Printer took 107.13 ms. Allocated memory is still 394.3 MB. Free memory was 288.0 MB in the beginning and 277.5 MB in the end (delta: 10.5 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 852]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 852]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 852]: 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, 122 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 112386.1ms, OverallIterations: 15, TraceHistogramMax: 4, EmptinessCheckTime: 53.4ms, AutomataDifference: 18368.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 64211.9ms, InitialAbstractionConstructionTime: 16.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1774 SDtfs, 4032 SDslu, 4725 SDs, 0 SdLazy, 673 SolverSat, 171 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15250.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3128 GetRequests, 2997 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 1370.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1125occurred in iteration=13, InterpolantAutomatonStates: 116, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 969.2ms AutomataMinimizationTime, 15 MinimizatonAttempts, 4699 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 722 NumberOfFragments, 5096 HoareAnnotationTreeSize, 51 FomulaSimplifications, 34098163 FormulaSimplificationTreeSizeReduction, 11251.1ms HoareSimplificationTime, 51 FomulaSimplificationsInter, 37986337 FormulaSimplificationTreeSizeReductionInter, 52929.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 549.5ms SsaConstructionTime, 6225.3ms SatisfiabilityAnalysisTime, 9834.3ms InterpolantComputationTime, 1543 NumberOfCodeBlocks, 1543 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3040 ConstructedInterpolants, 0 QuantifiedInterpolants, 6255 SizeOfPredicates, 75 NumberOfNonLiveVariables, 6011 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: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && waterLevel == tmp) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || (((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && waterLevel == tmp) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(2bv32 == tmp)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && !(2bv32 == tmp))) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && waterLevel == tmp) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((methaneLevelCritical == 0bv32 && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(2bv32 == tmp)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(waterLevel == 2bv32)) && \result == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && !(2bv32 == tmp))) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && waterLevel == tmp)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) && waterLevel == tmp) RESULT: Ultimate proved your program to be correct! [2021-10-13 07:00:14,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ea576-ac7c-40b0-92d1-5f3d3c1cd909/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...