./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 107fce0473a360d3222152377d740ad2acd97172 ............................................................................................................................................ 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 107fce0473a360d3222152377d740ad2acd97172 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:24:57,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:57,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:57,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:57,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:57,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:57,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:57,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:57,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:57,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:57,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:57,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:57,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:57,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:57,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:57,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:57,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:57,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:57,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:57,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:57,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:57,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:57,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:57,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:57,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:57,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:57,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:57,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:57,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:57,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:57,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:57,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:57,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:57,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:57,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:57,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:57,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:57,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:57,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:57,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:57,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:57,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:57,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:57,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:57,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:57,510 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:57,511 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:57,511 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:57,511 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:57,511 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:57,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:57,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:57,513 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:57,513 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:57,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:57,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:57,514 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:57,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:57,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:57,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:57,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:57,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:57,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:57,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:57,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:57,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:57,516 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:57,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:57,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:57,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:57,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:57,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:57,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:57,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:57,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:57,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:57,519 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:57,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:57,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:57,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:57,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:57,520 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 107fce0473a360d3222152377d740ad2acd97172 [2021-10-11 02:24:57,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:57,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:57,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:57,809 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:57,810 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:57,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-11 02:24:57,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/77e8a0b34/cdd6d294822a42599b5bfdb762473337/FLAGd3eff7f86 [2021-10-11 02:24:58,533 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:58,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-11 02:24:58,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/77e8a0b34/cdd6d294822a42599b5bfdb762473337/FLAGd3eff7f86 [2021-10-11 02:24:58,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/77e8a0b34/cdd6d294822a42599b5bfdb762473337 [2021-10-11 02:24:58,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:58,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:58,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:58,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:58,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:58,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:58" (1/1) ... [2021-10-11 02:24:58,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e23519c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:58, skipping insertion in model container [2021-10-11 02:24:58,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:58" (1/1) ... [2021-10-11 02:24:58,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:58,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:59,168 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12348,12361] [2021-10-11 02:24:59,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:59,226 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 02:24:59,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a191133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:59, skipping insertion in model container [2021-10-11 02:24:59,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:59,227 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:59,230 INFO L168 Benchmark]: Toolchain (without parser) took 441.23 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 71.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:59,231 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:59,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.34 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 71.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:59,234 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 96.5 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 438.34 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 71.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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 02:25:01,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:01,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:01,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:01,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:01,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:01,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:01,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:01,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:01,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:01,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:01,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:01,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:01,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:01,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:01,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:01,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:01,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:01,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:01,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:01,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:01,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:01,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:01,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:01,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:01,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:01,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:01,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:01,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:01,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:01,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:01,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:01,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:01,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:01,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:01,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:01,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:01,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:01,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:01,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:01,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:01,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:25:01,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:01,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:01,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:01,694 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:01,694 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:01,694 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:01,695 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:01,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:01,695 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:01,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:01,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:01,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:01,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:01,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:01,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:01,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:01,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:01,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:25:01,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:25:01,700 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:01,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:01,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:01,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:01,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:01,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:25:01,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:01,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:01,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:01,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:01,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:01,702 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:25:01,702 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:01,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:01,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:01,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:01,704 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 107fce0473a360d3222152377d740ad2acd97172 [2021-10-11 02:25:02,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:02,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:02,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:02,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:02,151 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:02,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-11 02:25:02,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/ad4ad6d2e/7d39bff07552421698133be0d688c7e9/FLAG7d0824114 [2021-10-11 02:25:02,915 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:02,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-10-11 02:25:02,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/ad4ad6d2e/7d39bff07552421698133be0d688c7e9/FLAG7d0824114 [2021-10-11 02:25:03,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/data/ad4ad6d2e/7d39bff07552421698133be0d688c7e9 [2021-10-11 02:25:03,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:03,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:03,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:03,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:03,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:03,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f9f53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03, skipping insertion in model container [2021-10-11 02:25:03,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:03,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:03,523 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12348,12361] [2021-10-11 02:25:03,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:03,638 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:25:03,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:03,689 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12348,12361] [2021-10-11 02:25:03,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:03,726 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:25:03,797 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_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12348,12361] [2021-10-11 02:25:03,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:03,856 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:25:03,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03 WrapperNode [2021-10-11 02:25:03,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:03,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:03,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:25:03,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:25:03,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:03,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:25:03,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:25:03,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:25:03,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:03,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... [2021-10-11 02:25:04,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:25:04,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:25:04,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:25:04,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:25:04,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:04,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:25:04,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:25:04,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:25:04,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:25:06,543 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:25:06,543 INFO L299 CfgBuilder]: Removed 176 assume(true) statements. [2021-10-11 02:25:06,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:06 BoogieIcfgContainer [2021-10-11 02:25:06,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:25:06,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:25:06,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:25:06,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:25:06,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:25:03" (1/3) ... [2021-10-11 02:25:06,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc9f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:06, skipping insertion in model container [2021-10-11 02:25:06,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:03" (2/3) ... [2021-10-11 02:25:06,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc9f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:06, skipping insertion in model container [2021-10-11 02:25:06,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:06" (3/3) ... [2021-10-11 02:25:06,554 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c [2021-10-11 02:25:06,568 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:25:06,571 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:25:06,582 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:25:06,607 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:25:06,607 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:25:06,607 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:25:06,607 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:25:06,607 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:25:06,608 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:25:06,608 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:25:06,608 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:25:06,624 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2021-10-11 02:25:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:25:06,630 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:06,630 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 02:25:06,631 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:06,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:06,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1472110058, now seen corresponding path program 1 times [2021-10-11 02:25:06,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:06,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799735355] [2021-10-11 02:25:06,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:06,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:25:06,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:06,981 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 02:25:06,981 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:06,982 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799735355] [2021-10-11 02:25:06,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:06,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:25:06,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293971578] [2021-10-11 02:25:06,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:25:06,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:07,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:25:07,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:25:07,009 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2021-10-11 02:25:07,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:07,057 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2021-10-11 02:25:07,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:25:07,059 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:25:07,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:07,070 INFO L225 Difference]: With dead ends: 249 [2021-10-11 02:25:07,071 INFO L226 Difference]: Without dead ends: 124 [2021-10-11 02:25:07,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 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 02:25:07,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-11 02:25:07,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-10-11 02:25:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2021-10-11 02:25:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2021-10-11 02:25:07,128 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2021-10-11 02:25:07,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:07,129 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2021-10-11 02:25:07,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:25:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2021-10-11 02:25:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:25:07,130 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:07,130 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] [2021-10-11 02:25:07,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:25:07,345 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:07,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:07,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1016837685, now seen corresponding path program 1 times [2021-10-11 02:25:07,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:07,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2140212057] [2021-10-11 02:25:07,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:07,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:07,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:07,625 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 02:25:07,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:07,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2140212057] [2021-10-11 02:25:07,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:07,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:07,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365341202] [2021-10-11 02:25:07,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:07,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:07,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:07,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:07,629 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand 3 states. [2021-10-11 02:25:07,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:07,660 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2021-10-11 02:25:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:07,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:25:07,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:07,666 INFO L225 Difference]: With dead ends: 124 [2021-10-11 02:25:07,666 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 02:25:07,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 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 02:25:07,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 02:25:07,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 02:25:07,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 02:25:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-11 02:25:07,680 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2021-10-11 02:25:07,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:07,683 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-11 02:25:07,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-11 02:25:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:25:07,685 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:07,685 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] [2021-10-11 02:25:07,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:25:07,901 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:07,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:07,901 INFO L82 PathProgramCache]: Analyzing trace with hash 632373730, now seen corresponding path program 1 times [2021-10-11 02:25:07,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:07,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1598214406] [2021-10-11 02:25:07,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:08,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:08,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:08,129 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 02:25:08,129 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:08,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1598214406] [2021-10-11 02:25:08,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:08,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:08,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526063384] [2021-10-11 02:25:08,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:08,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:08,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:08,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:08,132 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2021-10-11 02:25:08,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:08,171 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2021-10-11 02:25:08,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:08,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:25:08,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:08,173 INFO L225 Difference]: With dead ends: 145 [2021-10-11 02:25:08,173 INFO L226 Difference]: Without dead ends: 99 [2021-10-11 02:25:08,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 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 02:25:08,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-10-11 02:25:08,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2021-10-11 02:25:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-10-11 02:25:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 140 transitions. [2021-10-11 02:25:08,186 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 140 transitions. Word has length 26 [2021-10-11 02:25:08,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:08,186 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 140 transitions. [2021-10-11 02:25:08,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2021-10-11 02:25:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:25:08,187 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:08,188 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 02:25:08,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:25:08,404 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:08,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:08,404 INFO L82 PathProgramCache]: Analyzing trace with hash 505882496, now seen corresponding path program 1 times [2021-10-11 02:25:08,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:08,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1067241998] [2021-10-11 02:25:08,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:08,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:08,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:08,666 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 02:25:08,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:08,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1067241998] [2021-10-11 02:25:08,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:08,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:08,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974287427] [2021-10-11 02:25:08,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:08,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:08,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:08,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:08,670 INFO L87 Difference]: Start difference. First operand 95 states and 140 transitions. Second operand 3 states. [2021-10-11 02:25:08,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:08,766 INFO L93 Difference]: Finished difference Result 230 states and 343 transitions. [2021-10-11 02:25:08,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:08,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-10-11 02:25:08,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:08,771 INFO L225 Difference]: With dead ends: 230 [2021-10-11 02:25:08,771 INFO L226 Difference]: Without dead ends: 142 [2021-10-11 02:25:08,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 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 02:25:08,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-11 02:25:08,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2021-10-11 02:25:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 02:25:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 202 transitions. [2021-10-11 02:25:08,810 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 202 transitions. Word has length 28 [2021-10-11 02:25:08,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:08,812 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 202 transitions. [2021-10-11 02:25:08,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2021-10-11 02:25:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:25:08,817 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:08,817 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] [2021-10-11 02:25:09,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:25:09,036 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:09,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:09,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1201567211, now seen corresponding path program 1 times [2021-10-11 02:25:09,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:09,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839026557] [2021-10-11 02:25:09,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:09,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:09,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:09,335 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 02:25:09,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:09,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839026557] [2021-10-11 02:25:09,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:09,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:09,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293344717] [2021-10-11 02:25:09,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:09,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:09,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:09,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:09,346 INFO L87 Difference]: Start difference. First operand 140 states and 202 transitions. Second operand 5 states. [2021-10-11 02:25:09,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:09,631 INFO L93 Difference]: Finished difference Result 487 states and 703 transitions. [2021-10-11 02:25:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:25:09,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2021-10-11 02:25:09,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:09,634 INFO L225 Difference]: With dead ends: 487 [2021-10-11 02:25:09,634 INFO L226 Difference]: Without dead ends: 354 [2021-10-11 02:25:09,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 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 02:25:09,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-10-11 02:25:09,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 138. [2021-10-11 02:25:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2021-10-11 02:25:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 196 transitions. [2021-10-11 02:25:09,664 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 196 transitions. Word has length 29 [2021-10-11 02:25:09,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:09,665 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 196 transitions. [2021-10-11 02:25:09,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 196 transitions. [2021-10-11 02:25:09,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:25:09,666 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:09,666 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] [2021-10-11 02:25:09,882 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:25:09,882 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:09,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:09,883 INFO L82 PathProgramCache]: Analyzing trace with hash 113415631, now seen corresponding path program 1 times [2021-10-11 02:25:09,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:09,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607632762] [2021-10-11 02:25:09,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:10,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:10,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:10,133 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 02:25:10,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:10,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607632762] [2021-10-11 02:25:10,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:10,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:10,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276549080] [2021-10-11 02:25:10,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:10,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:10,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:10,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:10,136 INFO L87 Difference]: Start difference. First operand 138 states and 196 transitions. Second operand 5 states. [2021-10-11 02:25:10,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:10,229 INFO L93 Difference]: Finished difference Result 371 states and 521 transitions. [2021-10-11 02:25:10,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:25:10,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:25:10,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:10,231 INFO L225 Difference]: With dead ends: 371 [2021-10-11 02:25:10,231 INFO L226 Difference]: Without dead ends: 240 [2021-10-11 02:25:10,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 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 02:25:10,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-10-11 02:25:10,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 150. [2021-10-11 02:25:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-10-11 02:25:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 208 transitions. [2021-10-11 02:25:10,246 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 208 transitions. Word has length 34 [2021-10-11 02:25:10,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:10,247 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 208 transitions. [2021-10-11 02:25:10,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2021-10-11 02:25:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:25:10,248 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:10,248 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] [2021-10-11 02:25:10,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:25:10,464 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:10,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:10,464 INFO L82 PathProgramCache]: Analyzing trace with hash 814480209, now seen corresponding path program 1 times [2021-10-11 02:25:10,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:10,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189682259] [2021-10-11 02:25:10,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:10,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:25:10,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:10,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:10,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189682259] [2021-10-11 02:25:10,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:10,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:25:10,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937977230] [2021-10-11 02:25:10,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:25:10,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:10,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:25:10,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:25:10,703 INFO L87 Difference]: Start difference. First operand 150 states and 208 transitions. Second operand 4 states. [2021-10-11 02:25:10,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:10,762 INFO L93 Difference]: Finished difference Result 359 states and 494 transitions. [2021-10-11 02:25:10,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:25:10,763 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-10-11 02:25:10,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:10,764 INFO L225 Difference]: With dead ends: 359 [2021-10-11 02:25:10,765 INFO L226 Difference]: Without dead ends: 216 [2021-10-11 02:25:10,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 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 02:25:10,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-11 02:25:10,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 158. [2021-10-11 02:25:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-10-11 02:25:10,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 216 transitions. [2021-10-11 02:25:10,780 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 216 transitions. Word has length 34 [2021-10-11 02:25:10,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:10,780 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 216 transitions. [2021-10-11 02:25:10,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:25:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2021-10-11 02:25:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:25:10,781 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:10,781 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] [2021-10-11 02:25:11,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:25:11,003 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:11,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:11,004 INFO L82 PathProgramCache]: Analyzing trace with hash 227674195, now seen corresponding path program 1 times [2021-10-11 02:25:11,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:11,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963428039] [2021-10-11 02:25:11,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:11,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:11,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:11,253 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 02:25:11,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:11,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1963428039] [2021-10-11 02:25:11,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:11,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:25:11,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789073305] [2021-10-11 02:25:11,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:11,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:11,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:11,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:11,256 INFO L87 Difference]: Start difference. First operand 158 states and 216 transitions. Second operand 3 states. [2021-10-11 02:25:11,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:11,298 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2021-10-11 02:25:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:11,299 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:25:11,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:11,301 INFO L225 Difference]: With dead ends: 367 [2021-10-11 02:25:11,301 INFO L226 Difference]: Without dead ends: 216 [2021-10-11 02:25:11,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 02:25:11,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-11 02:25:11,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2021-10-11 02:25:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2021-10-11 02:25:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 287 transitions. [2021-10-11 02:25:11,324 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 287 transitions. Word has length 34 [2021-10-11 02:25:11,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:11,324 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 287 transitions. [2021-10-11 02:25:11,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2021-10-11 02:25:11,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:25:11,325 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:11,325 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] [2021-10-11 02:25:11,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:25:11,538 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:11,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:11,538 INFO L82 PathProgramCache]: Analyzing trace with hash -1168271981, now seen corresponding path program 1 times [2021-10-11 02:25:11,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:11,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160511839] [2021-10-11 02:25:11,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:11,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:25:11,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:11,822 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 02:25:11,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:11,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160511839] [2021-10-11 02:25:11,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:11,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:11,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534734835] [2021-10-11 02:25:11,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:25:11,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:11,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:25:11,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:25:11,825 INFO L87 Difference]: Start difference. First operand 216 states and 287 transitions. Second operand 6 states. [2021-10-11 02:25:13,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:13,565 INFO L93 Difference]: Finished difference Result 1071 states and 1464 transitions. [2021-10-11 02:25:13,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:25:13,566 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:25:13,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:13,571 INFO L225 Difference]: With dead ends: 1071 [2021-10-11 02:25:13,571 INFO L226 Difference]: Without dead ends: 920 [2021-10-11 02:25:13,572 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:25:13,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2021-10-11 02:25:13,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 384. [2021-10-11 02:25:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2021-10-11 02:25:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 511 transitions. [2021-10-11 02:25:13,619 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 511 transitions. Word has length 35 [2021-10-11 02:25:13,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:13,619 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 511 transitions. [2021-10-11 02:25:13,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:25:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 511 transitions. [2021-10-11 02:25:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-11 02:25:13,621 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:13,621 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:13,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:25:13,833 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:13,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:13,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1550712527, now seen corresponding path program 1 times [2021-10-11 02:25:13,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:13,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96396792] [2021-10-11 02:25:13,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:14,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:14,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:14,111 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:14,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96396792] [2021-10-11 02:25:14,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:14,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:14,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068454231] [2021-10-11 02:25:14,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:14,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:14,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:14,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:14,113 INFO L87 Difference]: Start difference. First operand 384 states and 511 transitions. Second operand 3 states. [2021-10-11 02:25:14,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:14,196 INFO L93 Difference]: Finished difference Result 825 states and 1100 transitions. [2021-10-11 02:25:14,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:14,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-10-11 02:25:14,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:14,200 INFO L225 Difference]: With dead ends: 825 [2021-10-11 02:25:14,200 INFO L226 Difference]: Without dead ends: 448 [2021-10-11 02:25:14,201 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 02:25:14,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2021-10-11 02:25:14,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 259. [2021-10-11 02:25:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2021-10-11 02:25:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 342 transitions. [2021-10-11 02:25:14,241 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 342 transitions. Word has length 55 [2021-10-11 02:25:14,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:14,242 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 342 transitions. [2021-10-11 02:25:14,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 342 transitions. [2021-10-11 02:25:14,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:25:14,243 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:14,243 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:14,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:25:14,457 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:14,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:14,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1462781310, now seen corresponding path program 1 times [2021-10-11 02:25:14,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:14,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1931790625] [2021-10-11 02:25:14,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/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 02:25:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:14,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:25:14,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:14,754 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:25:14,754 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:14,793 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:25:14,793 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:25:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:25:14,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1931790625] [2021-10-11 02:25:14,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1524602251] [2021-10-11 02:25:14,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:15,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:25:15,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:15,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:15,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664081315] [2021-10-11 02:25:15,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:25:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:15,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:15,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:15,534 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:15,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:25:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:15,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:25:15,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-11 02:25:15,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902971961] [2021-10-11 02:25:15,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-10-11 02:25:15,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:15,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-11 02:25:15,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:25:15,588 INFO L87 Difference]: Start difference. First operand 259 states and 342 transitions. Second operand 15 states. [2021-10-11 02:25:25,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:25,034 INFO L93 Difference]: Finished difference Result 1874 states and 2565 transitions. [2021-10-11 02:25:25,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-11 02:25:25,035 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 58 [2021-10-11 02:25:25,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:25,044 INFO L225 Difference]: With dead ends: 1874 [2021-10-11 02:25:25,045 INFO L226 Difference]: Without dead ends: 1622 [2021-10-11 02:25:25,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4418 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=2091, Invalid=9681, Unknown=0, NotChecked=0, Total=11772 [2021-10-11 02:25:25,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1622 states. [2021-10-11 02:25:25,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1622 to 333. [2021-10-11 02:25:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2021-10-11 02:25:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 432 transitions. [2021-10-11 02:25:25,109 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 432 transitions. Word has length 58 [2021-10-11 02:25:25,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:25,110 INFO L481 AbstractCegarLoop]: Abstraction has 333 states and 432 transitions. [2021-10-11 02:25:25,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-10-11 02:25:25,110 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 432 transitions. [2021-10-11 02:25:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-11 02:25:25,111 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:25,112 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:25,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:25:25,739 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:25,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:25,740 INFO L82 PathProgramCache]: Analyzing trace with hash -2082462592, now seen corresponding path program 1 times [2021-10-11 02:25:25,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:25,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2123475787] [2021-10-11 02:25:25,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:25,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:25,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:25:26,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:26,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2123475787] [2021-10-11 02:25:26,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:26,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:26,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529163042] [2021-10-11 02:25:26,065 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:26,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:26,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:26,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:26,067 INFO L87 Difference]: Start difference. First operand 333 states and 432 transitions. Second operand 5 states. [2021-10-11 02:25:26,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:26,177 INFO L93 Difference]: Finished difference Result 650 states and 835 transitions. [2021-10-11 02:25:26,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:25:26,178 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2021-10-11 02:25:26,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:26,178 INFO L225 Difference]: With dead ends: 650 [2021-10-11 02:25:26,179 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:25:26,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 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 02:25:26,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:25:26,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:25:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:25:26,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:25:26,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-10-11 02:25:26,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:26,181 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:25:26,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:25:26,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:25:26,398 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:25:26,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:25:26,717 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 68 [2021-10-11 02:25:26,840 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 77 [2021-10-11 02:25:26,980 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 107 [2021-10-11 02:25:27,096 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 95 [2021-10-11 02:25:27,239 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 88 [2021-10-11 02:25:27,389 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 105 [2021-10-11 02:25:27,649 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 101 [2021-10-11 02:25:27,860 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 114 [2021-10-11 02:25:28,005 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 105 [2021-10-11 02:25:28,336 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 26 [2021-10-11 02:25:28,739 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 20 [2021-10-11 02:25:29,185 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 29 [2021-10-11 02:25:29,719 WARN L197 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2021-10-11 02:25:30,015 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 23 [2021-10-11 02:25:30,562 WARN L197 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2021-10-11 02:25:30,981 WARN L197 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 27 [2021-10-11 02:25:31,386 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 23 [2021-10-11 02:25:31,686 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2021-10-11 02:25:31,966 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 30 [2021-10-11 02:25:32,506 WARN L197 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 27 [2021-10-11 02:25:33,054 WARN L197 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2021-10-11 02:25:33,080 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,080 INFO L262 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2021-10-11 02:25:33,081 INFO L262 CegarLoopResult]: For program point L597(lines 597 601) no Hoare annotation was computed. [2021-10-11 02:25:33,081 INFO L258 CegarLoopResult]: At program point L531(lines 526 533) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:33,081 INFO L262 CegarLoopResult]: For program point L797(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,081 INFO L262 CegarLoopResult]: For program point L797-1(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,081 INFO L262 CegarLoopResult]: For program point L797-2(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,081 INFO L262 CegarLoopResult]: For program point L797-3(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,082 INFO L262 CegarLoopResult]: For program point L797-4(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,082 INFO L262 CegarLoopResult]: For program point L797-5(lines 797 814) no Hoare annotation was computed. [2021-10-11 02:25:33,082 INFO L262 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-10-11 02:25:33,082 INFO L265 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-10-11 02:25:33,082 INFO L258 CegarLoopResult]: At program point L765(lines 761 783) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse3 .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse3 (= (_ bv1 32) ~pumpRunning~0) .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0)))) [2021-10-11 02:25:33,082 INFO L262 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2021-10-11 02:25:33,082 INFO L258 CegarLoopResult]: At program point L765-1(lines 761 783) the Hoare annotation is: false [2021-10-11 02:25:33,083 INFO L258 CegarLoopResult]: At program point L732-1(lines 1 1011) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:25:33,083 INFO L258 CegarLoopResult]: At program point L765-2(lines 761 783) the Hoare annotation is: false [2021-10-11 02:25:33,083 INFO L258 CegarLoopResult]: At program point L931(lines 916 934) the Hoare annotation is: false [2021-10-11 02:25:33,083 INFO L258 CegarLoopResult]: At program point L931-1(lines 916 934) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))))) [2021-10-11 02:25:33,083 INFO L258 CegarLoopResult]: At program point L931-2(lines 916 934) the Hoare annotation is: false [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L931-3(lines 916 934) the Hoare annotation is: false [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L931-4(lines 916 934) the Hoare annotation is: false [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L931-5(lines 916 934) the Hoare annotation is: false [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L667(lines 658 671) the Hoare annotation is: false [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L667-1(lines 658 671) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2))) [2021-10-11 02:25:33,084 INFO L258 CegarLoopResult]: At program point L667-2(lines 658 671) the Hoare annotation is: false [2021-10-11 02:25:33,085 INFO L258 CegarLoopResult]: At program point L667-3(lines 658 671) the Hoare annotation is: false [2021-10-11 02:25:33,085 INFO L258 CegarLoopResult]: At program point L667-4(lines 658 671) the Hoare annotation is: false [2021-10-11 02:25:33,085 INFO L258 CegarLoopResult]: At program point L667-5(lines 658 671) the Hoare annotation is: false [2021-10-11 02:25:33,085 INFO L262 CegarLoopResult]: For program point L801(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,085 INFO L262 CegarLoopResult]: For program point L801-1(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,085 INFO L262 CegarLoopResult]: For program point L801-2(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,085 INFO L262 CegarLoopResult]: For program point L801-3(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,085 INFO L262 CegarLoopResult]: For program point L801-4(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,086 INFO L262 CegarLoopResult]: For program point L801-5(lines 801 809) no Hoare annotation was computed. [2021-10-11 02:25:33,086 INFO L258 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:33,086 INFO L258 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:33,086 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,087 INFO L262 CegarLoopResult]: For program point L704(lines 704 710) no Hoare annotation was computed. [2021-10-11 02:25:33,087 INFO L258 CegarLoopResult]: At program point L704-1(lines 704 710) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse2 .cse1 .cse3) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3))) [2021-10-11 02:25:33,087 INFO L258 CegarLoopResult]: At program point L772(lines 772 778) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:25:33,087 INFO L258 CegarLoopResult]: At program point L772-1(lines 772 778) the Hoare annotation is: false [2021-10-11 02:25:33,087 INFO L258 CegarLoopResult]: At program point L772-2(lines 772 778) the Hoare annotation is: false [2021-10-11 02:25:33,087 INFO L258 CegarLoopResult]: At program point L541(lines 765 771) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 02:25:33,088 INFO L258 CegarLoopResult]: At program point L541-1(lines 765 771) the Hoare annotation is: false [2021-10-11 02:25:33,088 INFO L258 CegarLoopResult]: At program point L541-2(lines 765 771) the Hoare annotation is: false [2021-10-11 02:25:33,088 INFO L265 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-10-11 02:25:33,088 INFO L262 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2021-10-11 02:25:33,088 INFO L258 CegarLoopResult]: At program point L677(lines 672 680) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:25:33,088 INFO L258 CegarLoopResult]: At program point L677-1(lines 672 680) the Hoare annotation is: false [2021-10-11 02:25:33,088 INFO L258 CegarLoopResult]: At program point L677-2(lines 672 680) the Hoare annotation is: false [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876(lines 871 879) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876-1(lines 871 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876-3(lines 871 879) the Hoare annotation is: false [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L744(lines 693 745) the Hoare annotation is: false [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876-4(lines 871 879) the Hoare annotation is: false [2021-10-11 02:25:33,089 INFO L258 CegarLoopResult]: At program point L876-5(lines 871 879) the Hoare annotation is: false [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944-2(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944-3(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944-5(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944-6(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L944-8(lines 944 948) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L714(lines 714 720) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L258 CegarLoopResult]: At program point L714-1(lines 714 720) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse2 .cse1 .cse3) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3))) [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L518-1(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L518-2(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L262 CegarLoopResult]: For program point L552(lines 552 569) no Hoare annotation was computed. [2021-10-11 02:25:33,090 INFO L258 CegarLoopResult]: At program point L552-1(lines 1 1011) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4 .cse5))) [2021-10-11 02:25:33,091 INFO L262 CegarLoopResult]: For program point L585-3(lines 585 589) no Hoare annotation was computed. [2021-10-11 02:25:33,091 INFO L262 CegarLoopResult]: For program point L552-2(lines 552 569) no Hoare annotation was computed. [2021-10-11 02:25:33,091 INFO L258 CegarLoopResult]: At program point L552-3(lines 1 1011) the Hoare annotation is: false [2021-10-11 02:25:33,091 INFO L262 CegarLoopResult]: For program point L552-4(lines 552 569) no Hoare annotation was computed. [2021-10-11 02:25:33,091 INFO L262 CegarLoopResult]: For program point L585-6(lines 585 589) no Hoare annotation was computed. [2021-10-11 02:25:33,091 INFO L258 CegarLoopResult]: At program point L552-5(lines 1 1011) the Hoare annotation is: false [2021-10-11 02:25:33,091 INFO L258 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-10-11 02:25:33,092 INFO L262 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2021-10-11 02:25:33,092 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:25:33,092 INFO L258 CegarLoopResult]: At program point L950(lines 935 953) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~3 (_ bv4294967295 32))) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:33,092 INFO L258 CegarLoopResult]: At program point L950-1(lines 935 953) the Hoare annotation is: false [2021-10-11 02:25:33,092 INFO L258 CegarLoopResult]: At program point L950-2(lines 935 953) the Hoare annotation is: false [2021-10-11 02:25:33,092 INFO L258 CegarLoopResult]: At program point L654(lines 649 657) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4))) [2021-10-11 02:25:33,093 INFO L258 CegarLoopResult]: At program point L654-1(lines 649 657) the Hoare annotation is: false [2021-10-11 02:25:33,093 INFO L258 CegarLoopResult]: At program point L654-2(lines 649 657) the Hoare annotation is: false [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point L556(lines 556 566) no Hoare annotation was computed. [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point L556-2(lines 556 566) no Hoare annotation was computed. [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point L556-4(lines 556 566) no Hoare annotation was computed. [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:25:33,093 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L557(lines 557 563) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L557-2(lines 557 563) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L557-4(lines 557 563) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L823(lines 823 840) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L823-1(lines 823 840) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L823-2(lines 823 840) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L724(lines 724 739) no Hoare annotation was computed. [2021-10-11 02:25:33,094 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L258 CegarLoopResult]: At program point L958-1(lines 958 964) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse1))) [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point L925-3(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,095 INFO L262 CegarLoopResult]: For program point L925-5(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-6(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-8(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-9(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-11(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-12(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-14(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-15(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,096 INFO L262 CegarLoopResult]: For program point L925-17(lines 925 929) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L827(lines 827 835) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L827-1(lines 827 835) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L827-2(lines 827 835) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L695(lines 694 743) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L662-2(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,097 INFO L262 CegarLoopResult]: For program point L662-3(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,098 INFO L262 CegarLoopResult]: For program point L662-4(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,098 INFO L262 CegarLoopResult]: For program point L662-5(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:25:33,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:33 BoogieIcfgContainer [2021-10-11 02:25:33,155 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:33,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:33,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:33,156 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:33,156 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:06" (3/4) ... [2021-10-11 02:25:33,160 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:25:33,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:25:33,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:25:33,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:25:33,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:25:33,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:25:33,196 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:33,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:33,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:25:33,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:25:33,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:25:33,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == tmp) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-11 02:25:33,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) [2021-10-11 02:25:33,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:33,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:25:33,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-11 02:25:33,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result [2021-10-11 02:25:33,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:25:33,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) [2021-10-11 02:25:33,294 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_468c5ee8-ecb6-4a88-93f1-efb410cb3d95/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:33,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:33,295 INFO L168 Benchmark]: Toolchain (without parser) took 30126.97 ms. Allocated memory was 62.9 MB in the beginning and 211.8 MB in the end (delta: 148.9 MB). Free memory was 42.0 MB in the beginning and 113.1 MB in the end (delta: -71.0 MB). Peak memory consumption was 80.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,296 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:33,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.26 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 29.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.71 ms. Allocated memory is still 62.9 MB. Free memory was 29.4 MB in the beginning and 25.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,297 INFO L168 Benchmark]: Boogie Preprocessor took 71.26 ms. Allocated memory is still 62.9 MB. Free memory was 25.5 MB in the beginning and 43.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,297 INFO L168 Benchmark]: RCFGBuilder took 2542.10 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 42.8 MB in the beginning and 67.2 MB in the end (delta: -24.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,298 INFO L168 Benchmark]: TraceAbstraction took 26607.96 ms. Allocated memory was 100.7 MB in the beginning and 211.8 MB in the end (delta: 111.1 MB). Free memory was 67.2 MB in the beginning and 123.6 MB in the end (delta: -56.3 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,298 INFO L168 Benchmark]: Witness Printer took 138.82 ms. Allocated memory is still 211.8 MB. Free memory was 123.6 MB in the beginning and 113.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:33,300 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 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 687.26 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 29.4 MB in the end (delta: 12.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.71 ms. Allocated memory is still 62.9 MB. Free memory was 29.4 MB in the beginning and 25.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.26 ms. Allocated memory is still 62.9 MB. Free memory was 25.5 MB in the beginning and 43.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2542.10 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 42.8 MB in the beginning and 67.2 MB in the end (delta: -24.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26607.96 ms. Allocated memory was 100.7 MB in the beginning and 211.8 MB in the end (delta: 111.1 MB). Free memory was 67.2 MB in the beginning and 123.6 MB in the end (delta: -56.3 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. * Witness Printer took 138.82 ms. Allocated memory is still 211.8 MB. Free memory was 123.6 MB in the beginning and 113.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: 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: 649]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == tmp) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((tmp___0 == 0bv32 && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.7s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1462 SDtfs, 3458 SDslu, 3510 SDs, 0 SdLazy, 943 SolverSat, 257 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 935 GetRequests, 794 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4431 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=384occurred 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: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2384 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 200 NumberOfFragments, 797 HoareAnnotationTreeSize, 51 FomulaSimplifications, 312405 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 51 FomulaSimplificationsInter, 55709 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 591 NumberOfCodeBlocks, 591 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 748 ConstructedInterpolants, 0 QuantifiedInterpolants, 90250 SizeOfPredicates, 28 NumberOfNonLiveVariables, 3171 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 197/221 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...