./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan --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 75c635909fda15f7353b7ed1307d9cf39bd79421 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan --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 75c635909fda15f7353b7ed1307d9cf39bd79421 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:19,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:19,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:19,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:19,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:19,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:19,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:19,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:19,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:19,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:19,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:19,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:19,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:19,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:19,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:19,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:19,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:19,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:19,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:19,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:19,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:19,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:19,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:19,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:19,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:19,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:19,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:19,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:19,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:19,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:19,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:19,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:19,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:19,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:19,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:19,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:19,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:19,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:19,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:19,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:19,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:19,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:04:19,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:19,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:19,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:19,568 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:19,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:19,569 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:19,569 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:19,570 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:19,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:19,570 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:19,571 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:19,571 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:19,572 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:19,572 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:19,572 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:19,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:19,573 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:19,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:19,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:19,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:19,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:19,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:19,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:19,575 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:19,575 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:19,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:19,575 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:19,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:19,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:19,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:19,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:19,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:19,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:19,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:19,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:19,579 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:19,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:19,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:19,580 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:19,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:19,580 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-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75c635909fda15f7353b7ed1307d9cf39bd79421 [2020-11-22 13:04:19,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:19,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:19,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:19,836 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:19,837 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:19,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2020-11-22 13:04:19,899 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/6f06cdfaf/af533daf2e154f62b4c635561eea9d1c/FLAG2ba79e129 [2020-11-22 13:04:20,427 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:20,427 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2020-11-22 13:04:20,449 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/6f06cdfaf/af533daf2e154f62b4c635561eea9d1c/FLAG2ba79e129 [2020-11-22 13:04:20,721 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/6f06cdfaf/af533daf2e154f62b4c635561eea9d1c [2020-11-22 13:04:20,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:20,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:20,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:20,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:20,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:20,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:20" (1/1) ... [2020-11-22 13:04:20,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3599df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:20, skipping insertion in model container [2020-11-22 13:04:20,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:20" (1/1) ... [2020-11-22 13:04:20,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:20,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:21,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:21,097 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) [2020-11-22 13:04:21,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b9fbc96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:21, skipping insertion in model container [2020-11-22 13:04:21,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:21,098 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:21,100 INFO L168 Benchmark]: Toolchain (without parser) took 375.00 ms. Allocated memory is still 92.3 MB. Free memory was 62.1 MB in the beginning and 65.1 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:21,101 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 6.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:21,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.18 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 65.2 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:21,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 6.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 373.18 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 65.2 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 455]: 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-a4ecdab [2020-11-22 13:04:23,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:23,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:23,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:23,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:23,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:23,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:23,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:23,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:23,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:23,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:23,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:23,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:23,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:23,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:23,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:23,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:23,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:23,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:23,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:23,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:23,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:23,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:23,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:23,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:23,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:23,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:23,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:23,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:23,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:23,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:23,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:23,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:23,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:23,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:23,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:23,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:23,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:23,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:23,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:23,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:23,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:04:23,411 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:23,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:23,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:23,413 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:23,413 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:23,413 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:23,414 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:23,414 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:23,414 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:23,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:23,416 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:23,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:23,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:23,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:23,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:23,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:23,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:23,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:23,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:23,419 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:23,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:23,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:23,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:23,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:23,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:23,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:23,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:23,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:23,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:23,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:23,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:23,422 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:23,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:23,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:23,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:23,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:23,423 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-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75c635909fda15f7353b7ed1307d9cf39bd79421 [2020-11-22 13:04:23,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:23,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:23,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:23,832 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:23,838 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:23,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2020-11-22 13:04:23,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/619464669/eed9501388004eb0879132bf64a5b04c/FLAG5a1344ec2 [2020-11-22 13:04:24,490 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:24,491 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2020-11-22 13:04:24,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/619464669/eed9501388004eb0879132bf64a5b04c/FLAG5a1344ec2 [2020-11-22 13:04:24,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/data/619464669/eed9501388004eb0879132bf64a5b04c [2020-11-22 13:04:24,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:24,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:24,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:24,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:24,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:24,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:24" (1/1) ... [2020-11-22 13:04:24,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d46000d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:24, skipping insertion in model container [2020-11-22 13:04:24,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:24" (1/1) ... [2020-11-22 13:04:24,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:24,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:25,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:25,199 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:04:25,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:25,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:25,352 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:04:25,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:25,512 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:04:25,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25 WrapperNode [2020-11-22 13:04:25,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:25,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:04:25,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:04:25,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:04:25,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:04:25,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:04:25,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:04:25,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:04:25,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... [2020-11-22 13:04:25,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:04:25,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:04:25,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:04:25,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:04:25,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:04:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:04:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:04:25,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:04:28,225 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:04:28,225 INFO L298 CfgBuilder]: Removed 370 assume(true) statements. [2020-11-22 13:04:28,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:28 BoogieIcfgContainer [2020-11-22 13:04:28,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:04:28,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:04:28,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:04:28,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:04:28,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:04:24" (1/3) ... [2020-11-22 13:04:28,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea65084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:04:28, skipping insertion in model container [2020-11-22 13:04:28,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:25" (2/3) ... [2020-11-22 13:04:28,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea65084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:04:28, skipping insertion in model container [2020-11-22 13:04:28,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:28" (3/3) ... [2020-11-22 13:04:28,234 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product62.cil.c [2020-11-22 13:04:28,244 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:04:28,249 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:04:28,259 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:04:28,284 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:04:28,284 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:04:28,284 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:04:28,284 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:04:28,284 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:04:28,284 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:04:28,285 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:04:28,285 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:04:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2020-11-22 13:04:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:04:28,307 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:28,307 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:28,308 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:28,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:28,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1708687366, now seen corresponding path program 1 times [2020-11-22 13:04:28,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:28,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [872029477] [2020-11-22 13:04:28,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:28,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:04:28,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:28,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:28,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [872029477] [2020-11-22 13:04:28,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:28,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:04:28,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018383513] [2020-11-22 13:04:28,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:04:28,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:28,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:04:28,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:04:28,664 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 2 states. [2020-11-22 13:04:28,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:28,744 INFO L93 Difference]: Finished difference Result 464 states and 691 transitions. [2020-11-22 13:04:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:04:28,747 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 13:04:28,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:28,763 INFO L225 Difference]: With dead ends: 464 [2020-11-22 13:04:28,763 INFO L226 Difference]: Without dead ends: 230 [2020-11-22 13:04:28,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:04:28,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-11-22 13:04:28,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-11-22 13:04:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-11-22 13:04:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2020-11-22 13:04:28,839 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2020-11-22 13:04:28,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:28,840 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2020-11-22 13:04:28,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:04:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2020-11-22 13:04:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 13:04:28,842 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:28,842 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] [2020-11-22 13:04:29,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:04:29,059 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:29,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:29,059 INFO L82 PathProgramCache]: Analyzing trace with hash 97332187, now seen corresponding path program 1 times [2020-11-22 13:04:29,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:29,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [24395590] [2020-11-22 13:04:29,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:29,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:04:29,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:29,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:29,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [24395590] [2020-11-22 13:04:29,295 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:29,295 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:04:29,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694234123] [2020-11-22 13:04:29,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:04:29,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:29,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:04:29,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:29,298 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand 4 states. [2020-11-22 13:04:29,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:29,321 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2020-11-22 13:04:29,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:04:29,328 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 13:04:29,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:29,329 INFO L225 Difference]: With dead ends: 230 [2020-11-22 13:04:29,329 INFO L226 Difference]: Without dead ends: 87 [2020-11-22 13:04:29,331 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:29,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-22 13:04:29,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-11-22 13:04:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-22 13:04:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2020-11-22 13:04:29,337 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2020-11-22 13:04:29,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:29,338 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2020-11-22 13:04:29,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:04:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2020-11-22 13:04:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:04:29,339 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:29,339 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] [2020-11-22 13:04:29,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:04:29,540 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:29,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:29,541 INFO L82 PathProgramCache]: Analyzing trace with hash 229228281, now seen corresponding path program 1 times [2020-11-22 13:04:29,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:29,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [45959767] [2020-11-22 13:04:29,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:29,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:04:29,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:29,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:29,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:29,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:29,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [45959767] [2020-11-22 13:04:29,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:29,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:04:29,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416992731] [2020-11-22 13:04:29,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:04:29,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:29,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:04:29,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:29,782 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 4 states. [2020-11-22 13:04:29,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:29,837 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2020-11-22 13:04:29,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:04:29,838 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 13:04:29,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:29,839 INFO L225 Difference]: With dead ends: 167 [2020-11-22 13:04:29,839 INFO L226 Difference]: Without dead ends: 87 [2020-11-22 13:04:29,840 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:29,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-22 13:04:29,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-11-22 13:04:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-22 13:04:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2020-11-22 13:04:29,849 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2020-11-22 13:04:29,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:29,850 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2020-11-22 13:04:29,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:04:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2020-11-22 13:04:29,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-22 13:04:29,851 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:29,851 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] [2020-11-22 13:04:30,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:04:30,072 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:30,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:30,072 INFO L82 PathProgramCache]: Analyzing trace with hash -433736831, now seen corresponding path program 1 times [2020-11-22 13:04:30,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:30,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [894444936] [2020-11-22 13:04:30,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:30,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:04:30,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:30,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:30,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [894444936] [2020-11-22 13:04:30,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:30,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:04:30,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618460096] [2020-11-22 13:04:30,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:04:30,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:30,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:04:30,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:04:30,279 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand 3 states. [2020-11-22 13:04:30,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:30,355 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2020-11-22 13:04:30,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:04:30,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-11-22 13:04:30,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:30,357 INFO L225 Difference]: With dead ends: 176 [2020-11-22 13:04:30,357 INFO L226 Difference]: Without dead ends: 96 [2020-11-22 13:04:30,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:04:30,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-11-22 13:04:30,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2020-11-22 13:04:30,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-11-22 13:04:30,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2020-11-22 13:04:30,377 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2020-11-22 13:04:30,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:30,378 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2020-11-22 13:04:30,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:04:30,378 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2020-11-22 13:04:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:04:30,381 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:30,381 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] [2020-11-22 13:04:30,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:04:30,597 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:30,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:30,598 INFO L82 PathProgramCache]: Analyzing trace with hash 600675725, now seen corresponding path program 1 times [2020-11-22 13:04:30,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:30,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [437278746] [2020-11-22 13:04:30,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:30,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:04:30,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:30,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:30,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [437278746] [2020-11-22 13:04:30,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:30,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:04:30,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059950667] [2020-11-22 13:04:30,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:04:30,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:30,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:04:30,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:04:30,847 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand 5 states. [2020-11-22 13:04:31,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:31,070 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2020-11-22 13:04:31,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:04:31,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 13:04:31,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:31,072 INFO L225 Difference]: With dead ends: 313 [2020-11-22 13:04:31,072 INFO L226 Difference]: Without dead ends: 226 [2020-11-22 13:04:31,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:04:31,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-11-22 13:04:31,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2020-11-22 13:04:31,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-11-22 13:04:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2020-11-22 13:04:31,087 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2020-11-22 13:04:31,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:31,087 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2020-11-22 13:04:31,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:04:31,087 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2020-11-22 13:04:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:04:31,089 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:31,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:31,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:04:31,306 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:31,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:31,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1077350266, now seen corresponding path program 1 times [2020-11-22 13:04:31,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:31,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000015087] [2020-11-22 13:04:31,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:31,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:04:31,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:31,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:31,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000015087] [2020-11-22 13:04:31,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:31,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:04:31,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355542579] [2020-11-22 13:04:31,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:04:31,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:31,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:04:31,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:04:31,535 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand 5 states. [2020-11-22 13:04:31,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:31,658 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2020-11-22 13:04:31,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:04:31,658 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-11-22 13:04:31,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:31,660 INFO L225 Difference]: With dead ends: 233 [2020-11-22 13:04:31,660 INFO L226 Difference]: Without dead ends: 147 [2020-11-22 13:04:31,660 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:04:31,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-11-22 13:04:31,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2020-11-22 13:04:31,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-11-22 13:04:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2020-11-22 13:04:31,676 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2020-11-22 13:04:31,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:31,678 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2020-11-22 13:04:31,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:04:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2020-11-22 13:04:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:04:31,679 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:31,679 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:31,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:04:31,885 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:31,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:31,885 INFO L82 PathProgramCache]: Analyzing trace with hash 66233016, now seen corresponding path program 1 times [2020-11-22 13:04:31,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:31,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [808057581] [2020-11-22 13:04:31,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:32,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:04:32,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:32,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:32,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:32,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:32,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [808057581] [2020-11-22 13:04:32,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:32,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 13:04:32,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818069895] [2020-11-22 13:04:32,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:04:32,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:32,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:04:32,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:04:32,148 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand 6 states. [2020-11-22 13:04:32,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:32,266 INFO L93 Difference]: Finished difference Result 258 states and 345 transitions. [2020-11-22 13:04:32,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:04:32,266 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-11-22 13:04:32,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:32,268 INFO L225 Difference]: With dead ends: 258 [2020-11-22 13:04:32,268 INFO L226 Difference]: Without dead ends: 163 [2020-11-22 13:04:32,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:04:32,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-11-22 13:04:32,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 108. [2020-11-22 13:04:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-11-22 13:04:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2020-11-22 13:04:32,288 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2020-11-22 13:04:32,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:32,289 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2020-11-22 13:04:32,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:04:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2020-11-22 13:04:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:04:32,291 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:32,291 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:32,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:04:32,509 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:32,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:32,509 INFO L82 PathProgramCache]: Analyzing trace with hash -954835338, now seen corresponding path program 1 times [2020-11-22 13:04:32,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:32,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432480853] [2020-11-22 13:04:32,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:32,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:04:32,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:32,735 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:32,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432480853] [2020-11-22 13:04:32,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:32,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:04:32,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132325527] [2020-11-22 13:04:32,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:04:32,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:32,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:04:32,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:32,748 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand 4 states. [2020-11-22 13:04:32,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:32,886 INFO L93 Difference]: Finished difference Result 309 states and 413 transitions. [2020-11-22 13:04:32,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:04:32,886 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-11-22 13:04:32,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:32,888 INFO L225 Difference]: With dead ends: 309 [2020-11-22 13:04:32,888 INFO L226 Difference]: Without dead ends: 208 [2020-11-22 13:04:32,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:32,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-11-22 13:04:32,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 177. [2020-11-22 13:04:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-11-22 13:04:32,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2020-11-22 13:04:32,933 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2020-11-22 13:04:32,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:32,933 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2020-11-22 13:04:32,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:04:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2020-11-22 13:04:32,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-22 13:04:32,936 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:32,936 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:33,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:04:33,137 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:33,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:33,137 INFO L82 PathProgramCache]: Analyzing trace with hash -589739082, now seen corresponding path program 1 times [2020-11-22 13:04:33,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:33,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [892059634] [2020-11-22 13:04:33,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:33,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:04:33,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:33,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:33,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [892059634] [2020-11-22 13:04:33,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:33,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 13:04:33,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530423635] [2020-11-22 13:04:33,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 13:04:33,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:33,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 13:04:33,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:04:33,454 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand 7 states. [2020-11-22 13:04:33,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:33,956 INFO L93 Difference]: Finished difference Result 845 states and 1126 transitions. [2020-11-22 13:04:33,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 13:04:33,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2020-11-22 13:04:33,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:33,962 INFO L225 Difference]: With dead ends: 845 [2020-11-22 13:04:33,962 INFO L226 Difference]: Without dead ends: 675 [2020-11-22 13:04:33,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:04:33,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2020-11-22 13:04:34,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 303. [2020-11-22 13:04:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-11-22 13:04:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 395 transitions. [2020-11-22 13:04:34,006 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 395 transitions. Word has length 39 [2020-11-22 13:04:34,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:34,007 INFO L481 AbstractCegarLoop]: Abstraction has 303 states and 395 transitions. [2020-11-22 13:04:34,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 13:04:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 395 transitions. [2020-11-22 13:04:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-22 13:04:34,008 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:34,008 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:34,225 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:04:34,225 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:34,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:34,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1049669737, now seen corresponding path program 1 times [2020-11-22 13:04:34,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:34,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1161702682] [2020-11-22 13:04:34,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/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 [2020-11-22 13:04:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:34,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:04:34,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:04:34,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:34,501 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-22 13:04:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:04:34,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1161702682] [2020-11-22 13:04:34,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1723982944] [2020-11-22 13:04:34,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:04:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:34,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-22 13:04:34,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:34,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:34,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389931440] [2020-11-22 13:04:34,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-22 13:04:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:35,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:04:35,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:35,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:35,086 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:35,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 13:04:35,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2020-11-22 13:04:35,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586492914] [2020-11-22 13:04:35,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-22 13:04:35,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:35,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-22 13:04:35,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-11-22 13:04:35,124 INFO L87 Difference]: Start difference. First operand 303 states and 395 transitions. Second operand 15 states. [2020-11-22 13:04:39,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:39,247 INFO L93 Difference]: Finished difference Result 2480 states and 3404 transitions. [2020-11-22 13:04:39,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2020-11-22 13:04:39,247 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 66 [2020-11-22 13:04:39,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:39,259 INFO L225 Difference]: With dead ends: 2480 [2020-11-22 13:04:39,260 INFO L226 Difference]: Without dead ends: 2184 [2020-11-22 13:04:39,265 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 459 SyntacticMatches, 1 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4000 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1894, Invalid=8612, Unknown=0, NotChecked=0, Total=10506 [2020-11-22 13:04:39,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2020-11-22 13:04:39,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 434. [2020-11-22 13:04:39,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-11-22 13:04:39,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 563 transitions. [2020-11-22 13:04:39,340 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 563 transitions. Word has length 66 [2020-11-22 13:04:39,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:39,341 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 563 transitions. [2020-11-22 13:04:39,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-22 13:04:39,345 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 563 transitions. [2020-11-22 13:04:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-22 13:04:39,347 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:39,347 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, 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] [2020-11-22 13:04:39,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2020-11-22 13:04:39,954 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:39,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:39,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1681249173, now seen corresponding path program 1 times [2020-11-22 13:04:39,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:39,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1319621493] [2020-11-22 13:04:39,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-11-22 13:04:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:40,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:04:40,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 13:04:40,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:40,266 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 13:04:40,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1319621493] [2020-11-22 13:04:40,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:40,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:04:40,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306182263] [2020-11-22 13:04:40,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:04:40,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:40,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:04:40,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:04:40,268 INFO L87 Difference]: Start difference. First operand 434 states and 563 transitions. Second operand 8 states. [2020-11-22 13:04:40,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:40,345 INFO L93 Difference]: Finished difference Result 643 states and 823 transitions. [2020-11-22 13:04:40,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:04:40,346 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2020-11-22 13:04:40,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:40,347 INFO L225 Difference]: With dead ends: 643 [2020-11-22 13:04:40,347 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:04:40,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:04:40,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:04:40,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:04:40,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:04:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:04:40,349 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2020-11-22 13:04:40,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:40,349 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:04:40,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:04:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:04:40,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:04:40,556 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-11-22 13:04:40,558 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:04:40,828 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2020-11-22 13:04:41,124 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2020-11-22 13:04:41,293 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2020-11-22 13:04:41,575 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2020-11-22 13:04:41,806 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2020-11-22 13:04:42,075 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2020-11-22 13:04:42,428 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2020-11-22 13:04:42,859 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 28 [2020-11-22 13:04:43,274 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-11-22 13:04:43,616 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-11-22 13:04:44,250 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2020-11-22 13:04:44,625 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 26 [2020-11-22 13:04:44,775 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2020-11-22 13:04:45,296 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2020-11-22 13:04:45,610 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 30 [2020-11-22 13:04:45,894 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2020-11-22 13:04:46,525 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 26 [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-4(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-5(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-6(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-7(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-8(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-9(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-10(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point L101-11(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L1027(lines 1 1038) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,530 INFO L274 CegarLoopResult]: For program point L371(lines 370 417) no Hoare annotation was computed. [2020-11-22 13:04:46,530 INFO L274 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836(lines 831 839) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-1(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-2(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-3(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-4(lines 831 839) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-5(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-6(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-7(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-8(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-9(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,530 INFO L270 CegarLoopResult]: At program point L836-10(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L836-11(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L836-12(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L836-13(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L836-14(lines 831 839) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L1035(lines 1030 1038) 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))) [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L907-2(lines 907 921) the Hoare annotation is: false [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L380(lines 380 386) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L380-1(lines 380 386) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-22 13:04:46,531 INFO L270 CegarLoopResult]: At program point L314(lines 309 316) 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))) [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L911(lines 911 915) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L911-1(lines 911 915) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L185(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L185-2(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,531 INFO L274 CegarLoopResult]: For program point L185-4(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-6(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-8(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-10(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-12(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-14(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-16(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-18(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-20(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L185-22(lines 185 191) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123-1(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123-2(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123-3(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123-4(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L982(lines 982 989) no Hoare annotation was computed. [2020-11-22 13:04:46,532 INFO L274 CegarLoopResult]: For program point L123-5(lines 123 140) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L277 CegarLoopResult]: At program point L982-1(lines 982 989) the Hoare annotation is: true [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L390(lines 390 396) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L270 CegarLoopResult]: At program point L390-1(lines 390 396) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-22 13:04:46,533 INFO L270 CegarLoopResult]: At program point L324(lines 65 71) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.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 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4 .cse5) (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3 .cse4))) [2020-11-22 13:04:46,533 INFO L270 CegarLoopResult]: At program point L324-1(lines 65 71) the Hoare annotation is: false [2020-11-22 13:04:46,533 INFO L270 CegarLoopResult]: At program point L324-2(lines 65 71) the Hoare annotation is: false [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127-1(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127-3(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127-4(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L274 CegarLoopResult]: For program point L127-5(lines 127 135) no Hoare annotation was computed. [2020-11-22 13:04:46,533 INFO L270 CegarLoopResult]: At program point L65(lines 61 83) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 .cse2 .cse3 .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2020-11-22 13:04:46,534 INFO L270 CegarLoopResult]: At program point L65-1(lines 61 83) the Hoare annotation is: false [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L270 CegarLoopResult]: At program point L65-2(lines 61 83) the Hoare annotation is: false [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L277 CegarLoopResult]: At program point L991(lines 972 994) the Hoare annotation is: true [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L400(lines 400 413) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-2(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-3(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-5(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-6(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-8(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,534 INFO L274 CegarLoopResult]: For program point L268-9(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-11(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-12(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-14(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-15(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-17(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-18(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-20(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-21(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-23(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-24(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-26(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-27(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L335(lines 335 352) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-29(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,535 INFO L270 CegarLoopResult]: At program point L335-1(lines 1 1038) the Hoare annotation is: (let ((.cse4 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse4 .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse5 .cse3 .cse6) (and .cse4 .cse0 .cse1 .cse2 .cse5 .cse3 .cse6))) [2020-11-22 13:04:46,535 INFO L274 CegarLoopResult]: For program point L268-30(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 352) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L270 CegarLoopResult]: At program point L335-3(lines 1 1038) the Hoare annotation is: false [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L268-32(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L268-33(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 352) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L270 CegarLoopResult]: At program point L335-5(lines 1 1038) the Hoare annotation is: false [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L268-35(lines 268 272) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-22 13:04:46,536 INFO L270 CegarLoopResult]: At program point L72-1(lines 72 78) the Hoare annotation is: false [2020-11-22 13:04:46,536 INFO L270 CegarLoopResult]: At program point L72-2(lines 72 78) the Hoare annotation is: false [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2020-11-22 13:04:46,536 INFO L274 CegarLoopResult]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2020-11-22 13:04:46,540 INFO L274 CegarLoopResult]: For program point L339(lines 339 349) no Hoare annotation was computed. [2020-11-22 13:04:46,540 INFO L274 CegarLoopResult]: For program point L339-2(lines 339 349) no Hoare annotation was computed. [2020-11-22 13:04:46,540 INFO L274 CegarLoopResult]: For program point L339-4(lines 339 349) no Hoare annotation was computed. [2020-11-22 13:04:46,541 INFO L274 CegarLoopResult]: For program point L1000(line 1000) no Hoare annotation was computed. [2020-11-22 13:04:46,541 INFO L274 CegarLoopResult]: For program point L1000-1(line 1000) no Hoare annotation was computed. [2020-11-22 13:04:46,541 INFO L274 CegarLoopResult]: For program point L1000-2(line 1000) no Hoare annotation was computed. [2020-11-22 13:04:46,541 INFO L270 CegarLoopResult]: At program point L868(lines 863 871) 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|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse4 .cse3 .cse5))) [2020-11-22 13:04:46,541 INFO L270 CegarLoopResult]: At program point L868-1(lines 863 871) the Hoare annotation is: false [2020-11-22 13:04:46,541 INFO L270 CegarLoopResult]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2020-11-22 13:04:46,542 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:46,542 INFO L274 CegarLoopResult]: For program point L340(lines 340 346) no Hoare annotation was computed. [2020-11-22 13:04:46,542 INFO L270 CegarLoopResult]: At program point L274(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,542 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 346) no Hoare annotation was computed. [2020-11-22 13:04:46,542 INFO L270 CegarLoopResult]: At program point L274-1(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,542 INFO L270 CegarLoopResult]: At program point L274-2(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,542 INFO L274 CegarLoopResult]: For program point L340-4(lines 340 346) no Hoare annotation was computed. [2020-11-22 13:04:46,542 INFO L270 CegarLoopResult]: At program point L274-3(lines 259 277) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-4(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-5(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-6(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-7(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-8(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-9(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,543 INFO L270 CegarLoopResult]: At program point L274-10(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,544 INFO L270 CegarLoopResult]: At program point L274-11(lines 259 277) the Hoare annotation is: false [2020-11-22 13:04:46,544 INFO L274 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-11-22 13:04:46,544 INFO L270 CegarLoopResult]: At program point L408-2(lines 408 412) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-22 13:04:46,544 INFO L270 CegarLoopResult]: At program point L210(lines 203 213) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-1(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-2(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-3(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-4(lines 203 213) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-5(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,545 INFO L270 CegarLoopResult]: At program point L210-6(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-7(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-8(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-9(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-10(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-11(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,546 INFO L270 CegarLoopResult]: At program point L210-12(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,547 INFO L270 CegarLoopResult]: At program point L210-13(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,548 INFO L270 CegarLoopResult]: At program point L210-14(lines 203 213) the Hoare annotation is: false [2020-11-22 13:04:46,548 INFO L274 CegarLoopResult]: For program point L149(lines 149 166) no Hoare annotation was computed. [2020-11-22 13:04:46,548 INFO L274 CegarLoopResult]: For program point L149-1(lines 149 166) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L149-2(lines 149 166) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876-2(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876-3(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876-4(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,549 INFO L274 CegarLoopResult]: For program point L876-5(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-6(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-7(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-8(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-9(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-10(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L876-11(lines 876 882) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219(lines 214 222) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse1 .cse2))) [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219-1(lines 214 222) 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|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L153(lines 153 161) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219-2(lines 214 222) the Hoare annotation is: false [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L153-1(lines 153 161) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219-3(lines 214 222) the Hoare annotation is: false [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219-4(lines 214 222) the Hoare annotation is: false [2020-11-22 13:04:46,550 INFO L274 CegarLoopResult]: For program point L153-2(lines 153 161) no Hoare annotation was computed. [2020-11-22 13:04:46,550 INFO L270 CegarLoopResult]: At program point L219-5(lines 214 222) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L418(lines 369 419) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-1(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-2(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-3(lines 872 885) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-4(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-5(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-6(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-7(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-8(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-9(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-10(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L270 CegarLoopResult]: At program point L881-11(lines 872 885) the Hoare annotation is: false [2020-11-22 13:04:46,551 INFO L274 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-2(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-3(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-5(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-6(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-8(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-9(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-11(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-12(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-14(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-15(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point L287-17(lines 287 291) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:04:46,552 INFO L270 CegarLoopResult]: At program point L293(lines 278 296) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~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) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L293-1(lines 278 296) the Hoare annotation is: false [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L293-2(lines 278 296) the Hoare annotation is: false [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L293-3(lines 278 296) the Hoare annotation is: false [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L293-4(lines 278 296) the Hoare annotation is: false [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L293-5(lines 278 296) the Hoare annotation is: false [2020-11-22 13:04:46,553 INFO L270 CegarLoopResult]: At program point L955(lines 951 957) 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))) [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-1(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-2(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-3(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-4(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-5(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-6(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-7(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-8(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-9(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-10(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,553 INFO L274 CegarLoopResult]: For program point L97-11(lines 97 114) no Hoare annotation was computed. [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891(lines 886 894) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~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) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891-1(lines 886 894) the Hoare annotation is: false [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891-2(lines 886 894) the Hoare annotation is: false [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891-3(lines 886 894) the Hoare annotation is: false [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891-4(lines 886 894) the Hoare annotation is: false [2020-11-22 13:04:46,554 INFO L270 CegarLoopResult]: At program point L891-5(lines 886 894) the Hoare annotation is: false [2020-11-22 13:04:46,554 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,554 INFO L274 CegarLoopResult]: For program point L101-1(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,554 INFO L274 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,554 INFO L274 CegarLoopResult]: For program point L101-3(lines 101 109) no Hoare annotation was computed. [2020-11-22 13:04:46,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:04:46 BoogieIcfgContainer [2020-11-22 13:04:46,587 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:04:46,588 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:04:46,588 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:04:46,588 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:04:46,589 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:28" (3/4) ... [2020-11-22 13:04:46,591 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:04:46,639 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:04:46,641 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:04:46,643 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:04:46,646 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:04:46,648 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:04:46,650 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:04:46,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:04:46,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,681 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,681 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,682 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:04:46,682 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:04:46,682 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,688 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:04:46,689 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,690 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-11-22 13:04:46,691 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2020-11-22 13:04:46,691 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2020-11-22 13:04:46,794 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d7b7a90c-ece0-49c5-a828-884216e5bf53/bin/utaipan/witness.graphml [2020-11-22 13:04:46,795 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:04:46,796 INFO L168 Benchmark]: Toolchain (without parser) took 21999.94 ms. Allocated memory was 62.9 MB in the beginning and 209.7 MB in the end (delta: 146.8 MB). Free memory was 43.4 MB in the beginning and 115.4 MB in the end (delta: -72.0 MB). Peak memory consumption was 74.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,796 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:46,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.86 ms. Allocated memory is still 62.9 MB. Free memory was 43.2 MB in the beginning and 30.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.34 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 29.8 MB in the beginning and 67.1 MB in the end (delta: -37.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,797 INFO L168 Benchmark]: Boogie Preprocessor took 110.56 ms. Allocated memory is still 86.0 MB. Free memory was 67.1 MB in the beginning and 62.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,798 INFO L168 Benchmark]: RCFGBuilder took 2466.91 ms. Allocated memory is still 86.0 MB. Free memory was 62.5 MB in the beginning and 45.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,798 INFO L168 Benchmark]: TraceAbstraction took 18358.75 ms. Allocated memory was 86.0 MB in the beginning and 209.7 MB in the end (delta: 123.7 MB). Free memory was 44.7 MB in the beginning and 135.3 MB in the end (delta: -90.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,798 INFO L168 Benchmark]: Witness Printer took 206.85 ms. Allocated memory is still 209.7 MB. Free memory was 135.3 MB in the beginning and 115.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:46,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 716.86 ms. Allocated memory is still 62.9 MB. Free memory was 43.2 MB in the beginning and 30.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.34 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 29.8 MB in the beginning and 67.1 MB in the end (delta: -37.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 110.56 ms. Allocated memory is still 86.0 MB. Free memory was 67.1 MB in the beginning and 62.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2466.91 ms. Allocated memory is still 86.0 MB. Free memory was 62.5 MB in the beginning and 45.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18358.75 ms. Allocated memory was 86.0 MB in the beginning and 209.7 MB in the end (delta: 123.7 MB). Free memory was 44.7 MB in the beginning and 135.3 MB in the end (delta: -90.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. * Witness Printer took 206.85 ms. Allocated memory is still 209.7 MB. Free memory was 135.3 MB in the beginning and 115.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: 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: 872]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 380]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 237 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.2s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1874 SDtfs, 4361 SDslu, 4575 SDs, 0 SdLazy, 1126 SolverSat, 215 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1354 GetRequests, 1209 SyntacticMatches, 2 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 4024 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=434occurred in iteration=10, 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, 11 MinimizatonAttempts, 2388 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 98 LocationsWithAnnotation, 98 PreInvPairs, 192 NumberOfFragments, 1016 HoareAnnotationTreeSize, 98 FomulaSimplifications, 391694 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 98 FomulaSimplificationsInter, 101740 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 593 NumberOfCodeBlocks, 593 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1160 ConstructedInterpolants, 1 QuantifiedInterpolants, 139292 SizeOfPredicates, 33 NumberOfNonLiveVariables, 3028 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 294/318 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...