./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI --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 166d50f854e9d57ec06fdf30b85b3272203a25d5 ............................................................................................................................................ 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI --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 166d50f854e9d57ec06fdf30b85b3272203a25d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:16,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:16,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:16,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:16,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:16,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:16,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:16,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:16,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:16,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:16,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:16,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:16,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:16,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:16,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:16,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:16,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:16,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:16,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:16,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:16,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:16,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:16,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:16,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:16,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:16,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:16,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:16,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:16,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:16,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:16,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:16,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:16,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:16,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:16,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:16,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:16,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:16,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:16,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:16,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:16,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:16,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:16,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:16,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:16,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:16,538 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:16,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:16,538 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:16,538 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:16,538 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:16,539 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:16,539 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:16,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:16,539 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:16,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:16,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:16,540 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:16,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:16,541 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:16,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:16,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:16,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:16,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:16,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:16,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:16,542 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:16,542 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:16,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:16,543 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:16,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:16,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:16,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:16,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:16,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:16,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:16,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:16,544 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:16,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:16,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:16,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:16,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:16,545 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 166d50f854e9d57ec06fdf30b85b3272203a25d5 [2021-10-11 02:24:16,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:16,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:16,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:16,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:16,849 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:16,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-10-11 02:24:16,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/e1ea4ef38/40294a0400aa4774bd4e300c0d63a375/FLAGa428a7846 [2021-10-11 02:24:17,522 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:17,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-10-11 02:24:17,543 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/e1ea4ef38/40294a0400aa4774bd4e300c0d63a375/FLAGa428a7846 [2021-10-11 02:24:17,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/e1ea4ef38/40294a0400aa4774bd4e300c0d63a375 [2021-10-11 02:24:17,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:17,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:17,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:17,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:17,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:17,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:17" (1/1) ... [2021-10-11 02:24:17,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5029aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:17, skipping insertion in model container [2021-10-11 02:24:17,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:17" (1/1) ... [2021-10-11 02:24:17,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:17,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:18,244 WARN L226 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2021-10-11 02:24:18,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:18,405 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) [2021-10-11 02:24:18,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ee48546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:18, skipping insertion in model container [2021-10-11 02:24:18,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:18,413 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:18,416 INFO L168 Benchmark]: Toolchain (without parser) took 587.04 ms. Allocated memory is still 113.2 MB. Free memory was 79.1 MB in the beginning and 84.9 MB in the end (delta: -5.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:18,417 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:18,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.77 ms. Allocated memory is still 113.2 MB. Free memory was 78.9 MB in the beginning and 84.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:18,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 583.77 ms. Allocated memory is still 113.2 MB. Free memory was 78.9 MB in the beginning and 84.9 MB in the end (delta: -5.9 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: 694]: 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 0.2.0-7b2dab5 [2021-10-11 02:24:20,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:20,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:20,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:20,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:20,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:20,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:20,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:20,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:21,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:21,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:21,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:21,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:21,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:21,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:21,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:21,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:21,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:21,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:21,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:21,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:21,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:21,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:21,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:21,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:21,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:21,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:21,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:21,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:21,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:21,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:21,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:21,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:21,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:21,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:21,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:21,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:21,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:21,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:21,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:21,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:21,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:21,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:21,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:21,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:21,136 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:21,137 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:21,137 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:21,137 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:21,137 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:21,138 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:21,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:21,141 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:21,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:21,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:21,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:21,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:21,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:21,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:21,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:21,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:21,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:21,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:21,143 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:21,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:21,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:21,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:21,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:21,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:21,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:21,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:21,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:21,146 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:21,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:21,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:21,146 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:21,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:21,147 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 166d50f854e9d57ec06fdf30b85b3272203a25d5 [2021-10-11 02:24:21,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:21,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:21,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:21,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:21,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:21,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-10-11 02:24:21,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/c2f917671/4e91a6965de54e54a8967d89deb11f2e/FLAG815210eee [2021-10-11 02:24:22,294 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:22,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-10-11 02:24:22,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/c2f917671/4e91a6965de54e54a8967d89deb11f2e/FLAG815210eee [2021-10-11 02:24:22,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/data/c2f917671/4e91a6965de54e54a8967d89deb11f2e [2021-10-11 02:24:22,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:22,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:22,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:22,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:22,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:22,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:22" (1/1) ... [2021-10-11 02:24:22,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c43019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:22, skipping insertion in model container [2021-10-11 02:24:22,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:22" (1/1) ... [2021-10-11 02:24:22,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:22,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:22,970 WARN L226 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2021-10-11 02:24:23,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:23,249 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:23,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:23,286 WARN L226 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2021-10-11 02:24:23,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:23,382 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:23,398 WARN L226 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_bd08d54b-b2ee-4382-97e8-7df46621a2fd/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2661,2674] [2021-10-11 02:24:23,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:23,476 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:23,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23 WrapperNode [2021-10-11 02:24:23,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:23,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:23,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:23,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:23,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:23,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:23,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:23,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:23,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... [2021-10-11 02:24:23,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:23,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:23,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:23,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:23,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:23,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:27,082 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:27,083 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-10-11 02:24:27,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:27 BoogieIcfgContainer [2021-10-11 02:24:27,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:27,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:27,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:27,093 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:27,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:22" (1/3) ... [2021-10-11 02:24:27,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c9dae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:27, skipping insertion in model container [2021-10-11 02:24:27,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:23" (2/3) ... [2021-10-11 02:24:27,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c9dae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:27, skipping insertion in model container [2021-10-11 02:24:27,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:27" (3/3) ... [2021-10-11 02:24:27,100 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2021-10-11 02:24:27,115 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:27,119 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:27,133 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:27,180 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:27,180 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:27,180 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:27,180 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:27,181 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:27,181 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:27,181 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:27,181 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2021-10-11 02:24:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:24:27,221 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:27,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:27,223 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:27,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:27,229 INFO L82 PathProgramCache]: Analyzing trace with hash 720129344, now seen corresponding path program 1 times [2021-10-11 02:24:27,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:27,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656155650] [2021-10-11 02:24:27,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:27,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:27,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:27,576 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:27,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1656155650] [2021-10-11 02:24:27,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:27,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:27,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432008865] [2021-10-11 02:24:27,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:27,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:27,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:27,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:27,602 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2021-10-11 02:24:27,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:27,659 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-11 02:24:27,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:27,661 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:24:27,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:27,683 INFO L225 Difference]: With dead ends: 455 [2021-10-11 02:24:27,683 INFO L226 Difference]: Without dead ends: 227 [2021-10-11 02:24:27,689 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:27,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-11 02:24:27,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-11 02:24:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-10-11 02:24:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-11 02:24:27,786 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-11 02:24:27,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:27,787 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-11 02:24:27,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-11 02:24:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:24:27,788 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:27,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:27,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:27,990 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:27,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:27,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1224858909, now seen corresponding path program 1 times [2021-10-11 02:24:27,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:27,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [834805729] [2021-10-11 02:24:27,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:28,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:28,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:28,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:28,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [834805729] [2021-10-11 02:24:28,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:28,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:28,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446241272] [2021-10-11 02:24:28,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:28,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:28,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:28,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:28,240 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2021-10-11 02:24:28,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:28,258 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-11 02:24:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:28,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:24:28,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:28,260 INFO L225 Difference]: With dead ends: 227 [2021-10-11 02:24:28,261 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:24:28,262 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:28,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:24:28,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-11 02:24:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:24:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-11 02:24:28,272 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-11 02:24:28,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:28,273 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-11 02:24:28,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-11 02:24:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:28,274 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:28,275 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:28,489 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:28,489 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:28,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:28,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1431011903, now seen corresponding path program 1 times [2021-10-11 02:24:28,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:28,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [828555100] [2021-10-11 02:24:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:28,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:28,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:28,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:28,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:28,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [828555100] [2021-10-11 02:24:28,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:28,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:28,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50051433] [2021-10-11 02:24:28,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:28,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:28,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:28,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:28,778 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2021-10-11 02:24:28,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:28,805 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2021-10-11 02:24:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:28,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:24:28,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:28,808 INFO L225 Difference]: With dead ends: 247 [2021-10-11 02:24:28,809 INFO L226 Difference]: Without dead ends: 167 [2021-10-11 02:24:28,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:28,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-11 02:24:28,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2021-10-11 02:24:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2021-10-11 02:24:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2021-10-11 02:24:28,832 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2021-10-11 02:24:28,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:28,832 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2021-10-11 02:24:28,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2021-10-11 02:24:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:24:28,835 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:28,835 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:29,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:29,060 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:29,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:29,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1446560635, now seen corresponding path program 1 times [2021-10-11 02:24:29,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:29,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1094698175] [2021-10-11 02:24:29,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:29,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:29,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:29,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:29,342 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:29,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1094698175] [2021-10-11 02:24:29,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:29,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:29,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195187358] [2021-10-11 02:24:29,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:29,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:29,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:29,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:29,347 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2021-10-11 02:24:29,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:29,423 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2021-10-11 02:24:29,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:29,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:24:29,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:29,428 INFO L225 Difference]: With dead ends: 332 [2021-10-11 02:24:29,428 INFO L226 Difference]: Without dead ends: 176 [2021-10-11 02:24:29,432 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:29,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-11 02:24:29,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2021-10-11 02:24:29,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2021-10-11 02:24:29,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2021-10-11 02:24:29,458 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2021-10-11 02:24:29,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:29,459 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2021-10-11 02:24:29,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2021-10-11 02:24:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:24:29,461 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:29,461 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:29,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:29,678 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:29,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:29,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1752519880, now seen corresponding path program 1 times [2021-10-11 02:24:29,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:29,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280692408] [2021-10-11 02:24:29,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:29,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:29,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:29,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:29,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:29,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280692408] [2021-10-11 02:24:29,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:29,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:29,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088565832] [2021-10-11 02:24:29,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:29,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:29,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:29,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:29,973 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2021-10-11 02:24:30,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:30,208 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2021-10-11 02:24:30,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:30,209 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:24:30,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:30,213 INFO L225 Difference]: With dead ends: 859 [2021-10-11 02:24:30,214 INFO L226 Difference]: Without dead ends: 692 [2021-10-11 02:24:30,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:30,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2021-10-11 02:24:30,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2021-10-11 02:24:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2021-10-11 02:24:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2021-10-11 02:24:30,257 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2021-10-11 02:24:30,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:30,257 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2021-10-11 02:24:30,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2021-10-11 02:24:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:24:30,259 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:30,259 INFO L422 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] [2021-10-11 02:24:30,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,478 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:30,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:30,479 INFO L82 PathProgramCache]: Analyzing trace with hash 318374720, now seen corresponding path program 1 times [2021-10-11 02:24:30,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:30,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118757997] [2021-10-11 02:24:30,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:30,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:30,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:30,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:30,756 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:30,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118757997] [2021-10-11 02:24:30,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:30,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:30,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732944194] [2021-10-11 02:24:30,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:30,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:30,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:30,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:30,759 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2021-10-11 02:24:31,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:31,073 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2021-10-11 02:24:31,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:24:31,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 02:24:31,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:31,082 INFO L225 Difference]: With dead ends: 1273 [2021-10-11 02:24:31,082 INFO L226 Difference]: Without dead ends: 953 [2021-10-11 02:24:31,084 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:31,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2021-10-11 02:24:31,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2021-10-11 02:24:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2021-10-11 02:24:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2021-10-11 02:24:31,136 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2021-10-11 02:24:31,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:31,137 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2021-10-11 02:24:31,137 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2021-10-11 02:24:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:24:31,140 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:31,140 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:31,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:31,357 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:31,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:31,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1977068216, now seen corresponding path program 1 times [2021-10-11 02:24:31,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:31,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663032019] [2021-10-11 02:24:31,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:31,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:31,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:31,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:31,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663032019] [2021-10-11 02:24:31,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:31,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:31,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745947589] [2021-10-11 02:24:31,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:31,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:31,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:31,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:31,655 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 5 states. [2021-10-11 02:24:31,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:31,819 INFO L93 Difference]: Finished difference Result 843 states and 1181 transitions. [2021-10-11 02:24:31,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:31,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 02:24:31,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:31,823 INFO L225 Difference]: With dead ends: 843 [2021-10-11 02:24:31,824 INFO L226 Difference]: Without dead ends: 525 [2021-10-11 02:24:31,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:31,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-10-11 02:24:31,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 361. [2021-10-11 02:24:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2021-10-11 02:24:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 498 transitions. [2021-10-11 02:24:31,876 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 498 transitions. Word has length 37 [2021-10-11 02:24:31,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:31,876 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 498 transitions. [2021-10-11 02:24:31,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 498 transitions. [2021-10-11 02:24:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:24:31,878 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:31,878 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:32,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,095 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:32,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:32,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1306781830, now seen corresponding path program 1 times [2021-10-11 02:24:32,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:32,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [579868368] [2021-10-11 02:24:32,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:32,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:32,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:32,326 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:32,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [579868368] [2021-10-11 02:24:32,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:32,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:32,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953003681] [2021-10-11 02:24:32,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:32,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:32,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:32,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:32,329 INFO L87 Difference]: Start difference. First operand 361 states and 498 transitions. Second operand 4 states. [2021-10-11 02:24:32,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:32,447 INFO L93 Difference]: Finished difference Result 859 states and 1171 transitions. [2021-10-11 02:24:32,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:32,448 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-10-11 02:24:32,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:32,451 INFO L225 Difference]: With dead ends: 859 [2021-10-11 02:24:32,452 INFO L226 Difference]: Without dead ends: 505 [2021-10-11 02:24:32,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:32,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2021-10-11 02:24:32,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 385. [2021-10-11 02:24:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2021-10-11 02:24:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2021-10-11 02:24:32,493 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2021-10-11 02:24:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:32,494 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2021-10-11 02:24:32,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-10-11 02:24:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 02:24:32,495 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:32,496 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:32,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,716 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:32,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:32,716 INFO L82 PathProgramCache]: Analyzing trace with hash 285713476, now seen corresponding path program 1 times [2021-10-11 02:24:32,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:32,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1927815230] [2021-10-11 02:24:32,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:32,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:32,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:32,977 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:32,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1927815230] [2021-10-11 02:24:32,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:32,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:32,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568036974] [2021-10-11 02:24:32,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:32,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:32,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:32,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:32,979 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2021-10-11 02:24:33,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:33,066 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2021-10-11 02:24:33,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:33,067 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 02:24:33,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:33,071 INFO L225 Difference]: With dead ends: 871 [2021-10-11 02:24:33,071 INFO L226 Difference]: Without dead ends: 493 [2021-10-11 02:24:33,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:33,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-11 02:24:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2021-10-11 02:24:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2021-10-11 02:24:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2021-10-11 02:24:33,129 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2021-10-11 02:24:33,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:33,129 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2021-10-11 02:24:33,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:33,130 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2021-10-11 02:24:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:24:33,131 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:33,131 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:33,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:24:33,344 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:33,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:33,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1821511428, now seen corresponding path program 1 times [2021-10-11 02:24:33,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:33,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [708915033] [2021-10-11 02:24:33,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:33,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:33,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:33,680 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:33,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [708915033] [2021-10-11 02:24:33,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:33,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:33,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005391615] [2021-10-11 02:24:33,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:33,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:33,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:33,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:33,684 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 6 states. [2021-10-11 02:24:35,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:35,700 INFO L93 Difference]: Finished difference Result 1644 states and 2175 transitions. [2021-10-11 02:24:35,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:35,700 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-10-11 02:24:35,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:35,709 INFO L225 Difference]: With dead ends: 1644 [2021-10-11 02:24:35,710 INFO L226 Difference]: Without dead ends: 1158 [2021-10-11 02:24:35,711 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:35,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2021-10-11 02:24:35,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 493. [2021-10-11 02:24:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2021-10-11 02:24:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2021-10-11 02:24:35,774 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2021-10-11 02:24:35,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:35,774 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2021-10-11 02:24:35,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2021-10-11 02:24:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-11 02:24:35,776 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:35,776 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:35,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:24:35,993 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:35,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:35,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1896614466, now seen corresponding path program 1 times [2021-10-11 02:24:35,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:35,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260896544] [2021-10-11 02:24:35,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:36,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:36,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:36,269 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:36,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260896544] [2021-10-11 02:24:36,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:36,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:36,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437244395] [2021-10-11 02:24:36,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:36,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:36,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:36,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:36,281 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand 3 states. [2021-10-11 02:24:36,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:36,386 INFO L93 Difference]: Finished difference Result 818 states and 1066 transitions. [2021-10-11 02:24:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:36,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-10-11 02:24:36,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:36,390 INFO L225 Difference]: With dead ends: 818 [2021-10-11 02:24:36,390 INFO L226 Difference]: Without dead ends: 569 [2021-10-11 02:24:36,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:36,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2021-10-11 02:24:36,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 324. [2021-10-11 02:24:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2021-10-11 02:24:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 419 transitions. [2021-10-11 02:24:36,441 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 419 transitions. Word has length 55 [2021-10-11 02:24:36,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:36,441 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 419 transitions. [2021-10-11 02:24:36,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 419 transitions. [2021-10-11 02:24:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:24:36,443 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:36,443 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:36,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:24:36,661 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:36,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:36,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1572853591, now seen corresponding path program 1 times [2021-10-11 02:24:36,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:36,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565182169] [2021-10-11 02:24:36,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:36,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:36,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:24:37,005 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:37,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565182169] [2021-10-11 02:24:37,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:37,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:37,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542123639] [2021-10-11 02:24:37,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:37,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:37,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:37,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:37,008 INFO L87 Difference]: Start difference. First operand 324 states and 419 transitions. Second operand 6 states. [2021-10-11 02:24:39,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:39,461 INFO L93 Difference]: Finished difference Result 834 states and 1088 transitions. [2021-10-11 02:24:39,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:39,461 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2021-10-11 02:24:39,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:39,462 INFO L225 Difference]: With dead ends: 834 [2021-10-11 02:24:39,463 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:39,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:39,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:39,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:39,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:24:39,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:39,467 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:39,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:39,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:39,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:24:39,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:39,911 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 39 [2021-10-11 02:24:40,211 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 149 [2021-10-11 02:24:40,751 WARN L197 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 106 [2021-10-11 02:24:40,948 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 107 [2021-10-11 02:24:41,454 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 155 [2021-10-11 02:24:41,634 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 89 [2021-10-11 02:24:42,042 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 111 [2021-10-11 02:24:42,168 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 118 [2021-10-11 02:24:42,467 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 155 [2021-10-11 02:24:43,276 WARN L197 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2021-10-11 02:24:43,903 WARN L197 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 20 [2021-10-11 02:24:44,530 WARN L197 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 27 [2021-10-11 02:24:44,800 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 21 [2021-10-11 02:24:45,913 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2021-10-11 02:24:46,478 WARN L197 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 14 [2021-10-11 02:24:46,945 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 27 [2021-10-11 02:24:47,593 WARN L197 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2021-10-11 02:24:47,982 WARN L197 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 19 [2021-10-11 02:24:48,769 WARN L197 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 19 [2021-10-11 02:24:48,808 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301(lines 296 304) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301-1(lines 296 304) the Hoare annotation is: false [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301-2(lines 296 304) the Hoare annotation is: false [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301-3(lines 296 304) the Hoare annotation is: false [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301-4(lines 296 304) the Hoare annotation is: false [2021-10-11 02:24:48,809 INFO L258 CegarLoopResult]: At program point L301-5(lines 296 304) the Hoare annotation is: false [2021-10-11 02:24:48,810 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:48,810 INFO L262 CegarLoopResult]: For program point L503(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,810 INFO L262 CegarLoopResult]: For program point L503-2(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,810 INFO L262 CegarLoopResult]: For program point L503-4(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,810 INFO L262 CegarLoopResult]: For program point L503-6(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,810 INFO L262 CegarLoopResult]: For program point L503-8(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-10(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-12(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-14(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-16(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-18(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-20(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,811 INFO L262 CegarLoopResult]: For program point L503-22(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:24:48,812 INFO L262 CegarLoopResult]: For program point L176(lines 176 193) no Hoare annotation was computed. [2021-10-11 02:24:48,812 INFO L258 CegarLoopResult]: At program point L176-1(lines 1 1030) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 .cse2 .cse4) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse3 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:48,812 INFO L262 CegarLoopResult]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2021-10-11 02:24:48,812 INFO L258 CegarLoopResult]: At program point L176-3(lines 1 1030) the Hoare annotation is: false [2021-10-11 02:24:48,812 INFO L262 CegarLoopResult]: For program point L176-4(lines 176 193) no Hoare annotation was computed. [2021-10-11 02:24:48,812 INFO L258 CegarLoopResult]: At program point L176-5(lines 1 1030) the Hoare annotation is: false [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441-1(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441-2(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441-3(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441-4(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,813 INFO L262 CegarLoopResult]: For program point L441-5(lines 441 458) no Hoare annotation was computed. [2021-10-11 02:24:48,814 INFO L258 CegarLoopResult]: At program point L246(lines 241 249) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))))) [2021-10-11 02:24:48,814 INFO L258 CegarLoopResult]: At program point L246-1(lines 241 249) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,814 INFO L258 CegarLoopResult]: At program point L246-2(lines 241 249) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,814 INFO L262 CegarLoopResult]: For program point L180(lines 180 190) no Hoare annotation was computed. [2021-10-11 02:24:48,814 INFO L258 CegarLoopResult]: At program point L246-3(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,814 INFO L258 CegarLoopResult]: At program point L246-4(lines 241 249) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-11 02:24:48,815 INFO L262 CegarLoopResult]: For program point L180-2(lines 180 190) no Hoare annotation was computed. [2021-10-11 02:24:48,815 INFO L258 CegarLoopResult]: At program point L246-5(lines 241 249) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-11 02:24:48,815 INFO L258 CegarLoopResult]: At program point L246-6(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,815 INFO L262 CegarLoopResult]: For program point L180-4(lines 180 190) no Hoare annotation was computed. [2021-10-11 02:24:48,815 INFO L258 CegarLoopResult]: At program point L246-7(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,815 INFO L258 CegarLoopResult]: At program point L246-8(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-9(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-10(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-11(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-12(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-13(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-14(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-15(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-16(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L258 CegarLoopResult]: At program point L246-17(lines 241 249) the Hoare annotation is: false [2021-10-11 02:24:48,816 INFO L262 CegarLoopResult]: For program point L445(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,816 INFO L262 CegarLoopResult]: For program point L445-1(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,816 INFO L262 CegarLoopResult]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L445-3(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L445-4(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L445-5(lines 445 453) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L258 CegarLoopResult]: At program point L383(lines 382 401) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L383-1(lines 383 389) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L258 CegarLoopResult]: At program point L383-2(lines 382 401) the Hoare annotation is: false [2021-10-11 02:24:48,817 INFO L258 CegarLoopResult]: At program point L383-3(lines 382 401) the Hoare annotation is: false [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L318(lines 317 364) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:24:48,817 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-3(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-5(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-6(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-8(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-9(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-11(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-12(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-14(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-15(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-17(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L58-1(lines 383 389) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-18(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,818 INFO L262 CegarLoopResult]: For program point L586-20(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-21(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-23(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-24(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-26(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-27(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L258 CegarLoopResult]: At program point L653(lines 1 1030) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-29(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-30(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-32(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-33(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,819 INFO L262 CegarLoopResult]: For program point L586-35(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:24:48,820 INFO L258 CegarLoopResult]: At program point L390(lines 390 396) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2))) [2021-10-11 02:24:48,820 INFO L258 CegarLoopResult]: At program point L390-1(lines 390 396) the Hoare annotation is: false [2021-10-11 02:24:48,820 INFO L258 CegarLoopResult]: At program point L390-2(lines 390 396) the Hoare annotation is: false [2021-10-11 02:24:48,820 INFO L262 CegarLoopResult]: For program point L327(lines 327 333) no Hoare annotation was computed. [2021-10-11 02:24:48,820 INFO L258 CegarLoopResult]: At program point L327-1(lines 327 333) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 .cse2 .cse4) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse3 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592(lines 577 595) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-1(lines 577 595) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-2(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-3(lines 577 595) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-4(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-5(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,821 INFO L258 CegarLoopResult]: At program point L592-6(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L258 CegarLoopResult]: At program point L592-7(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L258 CegarLoopResult]: At program point L592-8(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L258 CegarLoopResult]: At program point L592-9(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L258 CegarLoopResult]: At program point L592-10(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L258 CegarLoopResult]: At program point L592-11(lines 577 595) the Hoare annotation is: false [2021-10-11 02:24:48,822 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:48,823 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,823 INFO L258 CegarLoopResult]: At program point L528(lines 521 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))))) [2021-10-11 02:24:48,823 INFO L258 CegarLoopResult]: At program point L528-1(lines 521 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,823 INFO L258 CegarLoopResult]: At program point L528-2(lines 521 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,823 INFO L258 CegarLoopResult]: At program point L528-3(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,823 INFO L258 CegarLoopResult]: At program point L528-4(lines 521 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-5(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-6(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-7(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-8(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-9(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-10(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,824 INFO L258 CegarLoopResult]: At program point L528-11(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,825 INFO L258 CegarLoopResult]: At program point L528-12(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,825 INFO L258 CegarLoopResult]: At program point L528-13(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,825 INFO L258 CegarLoopResult]: At program point L528-14(lines 521 531) the Hoare annotation is: false [2021-10-11 02:24:48,825 INFO L258 CegarLoopResult]: At program point L661(lines 656 664) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:48,825 INFO L262 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-10-11 02:24:48,825 INFO L265 CegarLoopResult]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-10-11 02:24:48,825 INFO L262 CegarLoopResult]: For program point L467(lines 467 484) no Hoare annotation was computed. [2021-10-11 02:24:48,825 INFO L262 CegarLoopResult]: For program point L467-1(lines 467 484) no Hoare annotation was computed. [2021-10-11 02:24:48,826 INFO L262 CegarLoopResult]: For program point L467-2(lines 467 484) no Hoare annotation was computed. [2021-10-11 02:24:48,826 INFO L262 CegarLoopResult]: For program point L337(lines 337 343) no Hoare annotation was computed. [2021-10-11 02:24:48,826 INFO L258 CegarLoopResult]: At program point L337-1(lines 337 343) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:48,826 INFO L258 CegarLoopResult]: At program point L537(lines 532 540) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:48,826 INFO L258 CegarLoopResult]: At program point L537-1(lines 532 540) the Hoare annotation is: false [2021-10-11 02:24:48,826 INFO L262 CegarLoopResult]: For program point L471(lines 471 479) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L258 CegarLoopResult]: At program point L537-2(lines 532 540) the Hoare annotation is: false [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L471-1(lines 471 479) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L471-2(lines 471 479) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L605-2(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,827 INFO L262 CegarLoopResult]: For program point L605-5(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-6(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-8(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-9(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-11(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-12(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L262 CegarLoopResult]: For program point L605-14(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,828 INFO L265 CegarLoopResult]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-10-11 02:24:48,829 INFO L262 CegarLoopResult]: For program point L209-3(lines 209 213) no Hoare annotation was computed. [2021-10-11 02:24:48,829 INFO L262 CegarLoopResult]: For program point L605-15(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,829 INFO L262 CegarLoopResult]: For program point L605-17(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:24:48,829 INFO L262 CegarLoopResult]: For program point L209-6(lines 209 213) no Hoare annotation was computed. [2021-10-11 02:24:48,829 INFO L258 CegarLoopResult]: At program point L611(lines 596 614) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,829 INFO L258 CegarLoopResult]: At program point L611-1(lines 596 614) the Hoare annotation is: false [2021-10-11 02:24:48,837 INFO L258 CegarLoopResult]: At program point L611-2(lines 596 614) the Hoare annotation is: false [2021-10-11 02:24:48,837 INFO L258 CegarLoopResult]: At program point L611-3(lines 596 614) the Hoare annotation is: false [2021-10-11 02:24:48,837 INFO L258 CegarLoopResult]: At program point L611-4(lines 596 614) the Hoare annotation is: false [2021-10-11 02:24:48,838 INFO L258 CegarLoopResult]: At program point L611-5(lines 596 614) the Hoare annotation is: false [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L347(lines 347 360) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415-1(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415-2(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415-3(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415-4(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,838 INFO L262 CegarLoopResult]: For program point L415-5(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-6(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-7(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-8(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-9(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-10(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L415-11(lines 415 432) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:48,839 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L152-2(line 152) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286-1(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286-2(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286-3(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286-4(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,840 INFO L262 CegarLoopResult]: For program point L286-5(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-6(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-7(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-8(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-9(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-10(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L286-11(lines 286 292) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,841 INFO L262 CegarLoopResult]: For program point L419-1(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L353(lines 353 359) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L258 CegarLoopResult]: At program point L353-1(lines 383 389) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L419-3(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L419-4(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L419-5(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,842 INFO L262 CegarLoopResult]: For program point L221(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-6(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-7(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-8(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-9(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-10(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L419-11(lines 419 427) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L262 CegarLoopResult]: For program point L619(lines 619 625) no Hoare annotation was computed. [2021-10-11 02:24:48,843 INFO L258 CegarLoopResult]: At program point L619-1(lines 619 625) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1))) [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291(lines 282 295) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291-1(lines 282 295) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291-2(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291-3(lines 282 295) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291-4(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,844 INFO L258 CegarLoopResult]: At program point L291-5(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-6(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-7(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-8(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-9(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-10(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L291-11(lines 282 295) the Hoare annotation is: false [2021-10-11 02:24:48,845 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:48,845 INFO L258 CegarLoopResult]: At program point L165(lines 160 167) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:48,846 INFO L258 CegarLoopResult]: At program point L365(lines 316 366) the Hoare annotation is: false [2021-10-11 02:24:48,846 INFO L262 CegarLoopResult]: For program point L233(lines 233 237) no Hoare annotation was computed. [2021-10-11 02:24:48,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:48 BoogieIcfgContainer [2021-10-11 02:24:48,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:48,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:48,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:48,881 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:48,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:27" (3/4) ... [2021-10-11 02:24:48,885 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:48,915 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:48,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:48,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:48,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:48,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:48,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:48,929 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:48,956 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:48,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:48,959 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:24:48,960 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) [2021-10-11 02:24:48,961 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) [2021-10-11 02:24:48,961 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-11 02:24:48,964 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,965 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,966 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,966 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-11 02:24:48,967 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,967 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-11 02:24:48,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:48,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:49,064 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd08d54b-b2ee-4382-97e8-7df46621a2fd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:49,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:49,066 INFO L168 Benchmark]: Toolchain (without parser) took 26472.02 ms. Allocated memory was 81.8 MB in the beginning and 195.0 MB in the end (delta: 113.2 MB). Free memory was 45.9 MB in the beginning and 84.4 MB in the end (delta: -38.4 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,066 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 81.8 MB. Free memory was 63.5 MB in the beginning and 63.4 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:49,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.23 ms. Allocated memory is still 81.8 MB. Free memory was 45.7 MB in the beginning and 47.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.07 ms. Allocated memory is still 81.8 MB. Free memory was 47.8 MB in the beginning and 42.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,067 INFO L168 Benchmark]: Boogie Preprocessor took 121.80 ms. Allocated memory is still 81.8 MB. Free memory was 42.1 MB in the beginning and 37.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,068 INFO L168 Benchmark]: RCFGBuilder took 3376.38 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 37.9 MB in the beginning and 61.6 MB in the end (delta: -23.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,068 INFO L168 Benchmark]: TraceAbstraction took 21790.91 ms. Allocated memory was 111.1 MB in the beginning and 195.0 MB in the end (delta: 83.9 MB). Free memory was 61.6 MB in the beginning and 103.2 MB in the end (delta: -41.6 MB). Peak memory consumption was 93.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,069 INFO L168 Benchmark]: Witness Printer took 183.65 ms. Allocated memory is still 195.0 MB. Free memory was 103.2 MB in the beginning and 84.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:49,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 81.8 MB. Free memory was 63.5 MB in the beginning and 63.4 MB in the end (delta: 72.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 879.23 ms. Allocated memory is still 81.8 MB. Free memory was 45.7 MB in the beginning and 47.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 110.07 ms. Allocated memory is still 81.8 MB. Free memory was 47.8 MB in the beginning and 42.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 121.80 ms. Allocated memory is still 81.8 MB. Free memory was 42.1 MB in the beginning and 37.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3376.38 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 37.9 MB in the beginning and 61.6 MB in the end (delta: -23.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21790.91 ms. Allocated memory was 111.1 MB in the beginning and 195.0 MB in the end (delta: 83.9 MB). Free memory was 61.6 MB in the beginning and 103.2 MB in the end (delta: -41.6 MB). Peak memory consumption was 93.3 MB. Max. memory is 16.1 GB. * Witness Printer took 183.65 ms. Allocated memory is still 195.0 MB. Free memory was 103.2 MB in the beginning and 84.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == tmp) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.5s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1953 SDtfs, 2171 SDslu, 3035 SDs, 0 SdLazy, 440 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 442 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2193 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 355 NumberOfFragments, 891 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1279639 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 93 FomulaSimplificationsInter, 156063 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 31350 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2586 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 27/27 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...