./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.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_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 647f9a243e92567482b901aa26f051c7fecee7f7 ............................................................................................................................................ 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_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 647f9a243e92567482b901aa26f051c7fecee7f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:56:51,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:51,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:51,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:51,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:51,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:51,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:51,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:51,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:51,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:51,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:51,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:51,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:51,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:51,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:51,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:51,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:51,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:51,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:51,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:51,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:51,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:51,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:51,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:51,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:51,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:51,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:51,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:51,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:51,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:51,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:51,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:51,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:51,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:51,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:51,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:51,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:51,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:51,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:51,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:51,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:51,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:56:51,499 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:51,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:51,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:51,501 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:51,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:51,501 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:51,502 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:51,502 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:51,502 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:51,502 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:51,502 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:51,503 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:51,503 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:51,503 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:51,504 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:51,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:51,505 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:51,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:51,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:51,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:51,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:51,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:51,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:51,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:51,507 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:51,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:51,507 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:51,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:51,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:51,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:51,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:51,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:51,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:51,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:51,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:51,509 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:51,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:51,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:51,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:51,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:51,511 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_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2020-11-22 12:56:51,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:51,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:51,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:51,798 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:51,798 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:51,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-11-22 12:56:51,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/98d2d4f28/1896c5f2805a42b5968dd8ed9941ecf3/FLAG1e9b1421a [2020-11-22 12:56:52,406 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:52,407 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-11-22 12:56:52,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/98d2d4f28/1896c5f2805a42b5968dd8ed9941ecf3/FLAG1e9b1421a [2020-11-22 12:56:52,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/98d2d4f28/1896c5f2805a42b5968dd8ed9941ecf3 [2020-11-22 12:56:52,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:52,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:52,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:52,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:52,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:52,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:52" (1/1) ... [2020-11-22 12:56:52,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3375bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:52, skipping insertion in model container [2020-11-22 12:56:52,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:52" (1/1) ... [2020-11-22 12:56:52,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:52,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:53,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:53,187 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 12:56:53,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d9a3919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:53, skipping insertion in model container [2020-11-22 12:56:53,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:53,189 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:53,191 INFO L168 Benchmark]: Toolchain (without parser) took 483.05 ms. Allocated memory is still 83.9 MB. Free memory was 52.0 MB in the beginning and 58.4 MB in the end (delta: -6.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:53,193 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 42.8 MB in the beginning and 42.8 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:53,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.78 ms. Allocated memory is still 83.9 MB. Free memory was 51.8 MB in the beginning and 58.4 MB in the end (delta: -6.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:53,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 42.8 MB in the beginning and 42.8 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 467.78 ms. Allocated memory is still 83.9 MB. Free memory was 51.8 MB in the beginning and 58.4 MB in the end (delta: -6.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:55,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:55,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:55,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:55,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:55,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:55,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:55,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:55,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:55,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:55,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:55,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:55,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:55,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:55,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:55,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:55,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:55,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:55,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:55,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:55,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:55,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:55,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:55,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:55,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:55,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:55,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:55,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:55,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:55,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:55,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:55,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:55,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:55,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:55,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:55,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:55,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:55,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:55,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:55,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:55,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:55,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:56:55,646 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:55,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:55,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:55,649 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:55,649 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:55,649 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:55,649 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:55,650 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:55,650 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:55,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:55,652 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:55,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:55,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:55,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:55,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:55,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:55,653 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:55,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:55,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:55,654 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:55,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:55,654 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:55,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:55,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:55,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:55,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:55,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:55,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:55,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:55,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:55,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:55,656 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:55,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:55,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:55,657 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:55,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:55,657 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_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2020-11-22 12:56:56,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:56,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:56,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:56,120 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:56,123 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:56,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-11-22 12:56:56,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/c50b4bd28/f5cd3386d9714df7adaecc6f40da0e77/FLAGb408c73f3 [2020-11-22 12:56:56,834 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:56,834 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-11-22 12:56:56,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/c50b4bd28/f5cd3386d9714df7adaecc6f40da0e77/FLAGb408c73f3 [2020-11-22 12:56:57,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/data/c50b4bd28/f5cd3386d9714df7adaecc6f40da0e77 [2020-11-22 12:56:57,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:57,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:57,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:57,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:57,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:57,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:57,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc25174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57, skipping insertion in model container [2020-11-22 12:56:57,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:57,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:57,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:57,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:57,636 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:56:57,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:57,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:57,763 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:56:57,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:57,925 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:56:57,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57 WrapperNode [2020-11-22 12:56:57,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:57,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:57,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:56:57,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:56:57,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:57,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:58,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:56:58,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:56:58,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:56:58,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... [2020-11-22 12:56:58,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:56:58,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:56:58,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:56:58,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:56:58,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:56:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:56:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:56:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:56:58,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:57:01,100 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:57:01,100 INFO L298 CfgBuilder]: Removed 300 assume(true) statements. [2020-11-22 12:57:01,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:57:01 BoogieIcfgContainer [2020-11-22 12:57:01,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:57:01,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:57:01,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:57:01,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:57:01,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:56:57" (1/3) ... [2020-11-22 12:57:01,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b5fda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:57:01, skipping insertion in model container [2020-11-22 12:57:01,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:57" (2/3) ... [2020-11-22 12:57:01,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b5fda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:57:01, skipping insertion in model container [2020-11-22 12:57:01,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:57:01" (3/3) ... [2020-11-22 12:57:01,112 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2020-11-22 12:57:01,123 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:57:01,127 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:57:01,138 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:57:01,163 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:57:01,164 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:57:01,164 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:57:01,164 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:57:01,164 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:57:01,164 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:57:01,164 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:57:01,164 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:57:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-11-22 12:57:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 12:57:01,187 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:01,187 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 12:57:01,188 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:01,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:01,193 INFO L82 PathProgramCache]: Analyzing trace with hash -357978026, now seen corresponding path program 1 times [2020-11-22 12:57:01,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:01,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [466231084] [2020-11-22 12:57:01,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:01,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:57:01,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:01,459 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 12:57:01,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:01,468 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 12:57:01,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [466231084] [2020-11-22 12:57:01,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:01,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:57:01,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365893991] [2020-11-22 12:57:01,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:57:01,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:01,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:57:01,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:57:01,488 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 2 states. [2020-11-22 12:57:01,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:01,529 INFO L93 Difference]: Finished difference Result 396 states and 601 transitions. [2020-11-22 12:57:01,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:57:01,530 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 12:57:01,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:01,542 INFO L225 Difference]: With dead ends: 396 [2020-11-22 12:57:01,542 INFO L226 Difference]: Without dead ends: 196 [2020-11-22 12:57:01,546 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 12:57:01,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-11-22 12:57:01,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2020-11-22 12:57:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-11-22 12:57:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2020-11-22 12:57:01,609 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2020-11-22 12:57:01,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:01,609 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2020-11-22 12:57:01,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:57:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2020-11-22 12:57:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 12:57:01,613 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:01,613 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 12:57:01,828 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:57:01,828 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:01,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:01,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1448041527, now seen corresponding path program 1 times [2020-11-22 12:57:01,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:01,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [140581635] [2020-11-22 12:57:01,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:02,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:57:02,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:02,097 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 12:57:02,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:02,110 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 12:57:02,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [140581635] [2020-11-22 12:57:02,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:02,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:57:02,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961029256] [2020-11-22 12:57:02,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:57:02,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:02,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:57:02,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:57:02,114 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 4 states. [2020-11-22 12:57:02,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:02,137 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2020-11-22 12:57:02,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:57:02,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 12:57:02,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:02,140 INFO L225 Difference]: With dead ends: 196 [2020-11-22 12:57:02,140 INFO L226 Difference]: Without dead ends: 77 [2020-11-22 12:57:02,141 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 12:57:02,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-11-22 12:57:02,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-11-22 12:57:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-11-22 12:57:02,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2020-11-22 12:57:02,151 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2020-11-22 12:57:02,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:02,152 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2020-11-22 12:57:02,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:57:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2020-11-22 12:57:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 12:57:02,154 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:02,154 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 12:57:02,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:57:02,374 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:02,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:02,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2020-11-22 12:57:02,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:02,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1066883596] [2020-11-22 12:57:02,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:02,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:57:02,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:02,596 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 12:57:02,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:02,626 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 12:57:02,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1066883596] [2020-11-22 12:57:02,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:02,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 12:57:02,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651863052] [2020-11-22 12:57:02,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:57:02,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:02,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:57:02,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:57:02,629 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 4 states. [2020-11-22 12:57:02,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:02,679 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2020-11-22 12:57:02,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:57:02,680 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 12:57:02,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:02,683 INFO L225 Difference]: With dead ends: 243 [2020-11-22 12:57:02,683 INFO L226 Difference]: Without dead ends: 173 [2020-11-22 12:57:02,684 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 12:57:02,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-11-22 12:57:02,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2020-11-22 12:57:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-11-22 12:57:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2020-11-22 12:57:02,717 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2020-11-22 12:57:02,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:02,718 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2020-11-22 12:57:02,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:57:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2020-11-22 12:57:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-22 12:57:02,721 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:02,721 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 12:57:02,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:57:02,942 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:02,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:02,943 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2020-11-22 12:57:02,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:02,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714926570] [2020-11-22 12:57:02,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:03,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:57:03,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:03,161 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 12:57:03,161 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:03,166 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 12:57:03,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714926570] [2020-11-22 12:57:03,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:03,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:57:03,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638952984] [2020-11-22 12:57:03,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:57:03,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:03,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:57:03,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:57:03,169 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand 3 states. [2020-11-22 12:57:03,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:03,245 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2020-11-22 12:57:03,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:57:03,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-11-22 12:57:03,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:03,247 INFO L225 Difference]: With dead ends: 203 [2020-11-22 12:57:03,247 INFO L226 Difference]: Without dead ends: 111 [2020-11-22 12:57:03,248 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 12:57:03,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-11-22 12:57:03,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2020-11-22 12:57:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-11-22 12:57:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2020-11-22 12:57:03,261 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2020-11-22 12:57:03,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:03,262 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2020-11-22 12:57:03,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:57:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2020-11-22 12:57:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-22 12:57:03,263 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:03,263 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 12:57:03,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:57:03,480 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:03,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:03,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2020-11-22 12:57:03,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:03,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591053818] [2020-11-22 12:57:03,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:03,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:57:03,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:03,682 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 12:57:03,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:03,695 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 12:57:03,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591053818] [2020-11-22 12:57:03,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:03,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:57:03,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770983673] [2020-11-22 12:57:03,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:57:03,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:03,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:57:03,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:57:03,698 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand 5 states. [2020-11-22 12:57:03,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:03,937 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2020-11-22 12:57:03,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 12:57:03,938 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-22 12:57:03,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:03,940 INFO L225 Difference]: With dead ends: 352 [2020-11-22 12:57:03,940 INFO L226 Difference]: Without dead ends: 250 [2020-11-22 12:57:03,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 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 12:57:03,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-11-22 12:57:03,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2020-11-22 12:57:03,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-11-22 12:57:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2020-11-22 12:57:03,980 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2020-11-22 12:57:03,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:03,980 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2020-11-22 12:57:03,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:57:03,980 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2020-11-22 12:57:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:57:03,988 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:03,989 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 12:57:04,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 12:57:04,206 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:04,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:04,207 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2020-11-22 12:57:04,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:04,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026592161] [2020-11-22 12:57:04,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:04,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:57:04,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:04,411 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 12:57:04,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:04,423 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 12:57:04,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2026592161] [2020-11-22 12:57:04,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:04,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:57:04,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147267704] [2020-11-22 12:57:04,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:57:04,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:04,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:57:04,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:57:04,436 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand 5 states. [2020-11-22 12:57:04,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:04,566 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2020-11-22 12:57:04,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 12:57:04,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 12:57:04,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:04,568 INFO L225 Difference]: With dead ends: 305 [2020-11-22 12:57:04,568 INFO L226 Difference]: Without dead ends: 205 [2020-11-22 12:57:04,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 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 12:57:04,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-11-22 12:57:04,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2020-11-22 12:57:04,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-11-22 12:57:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2020-11-22 12:57:04,607 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2020-11-22 12:57:04,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:04,609 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2020-11-22 12:57:04,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:57:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2020-11-22 12:57:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:57:04,610 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:04,610 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 12:57:04,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 12:57:04,826 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:04,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:04,827 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2020-11-22 12:57:04,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:04,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [959389736] [2020-11-22 12:57:04,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:05,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 12:57:05,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:05,035 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 12:57:05,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:05,055 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 12:57:05,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [959389736] [2020-11-22 12:57:05,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:05,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 12:57:05,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674002356] [2020-11-22 12:57:05,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 12:57:05,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:05,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 12:57:05,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 12:57:05,057 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand 6 states. [2020-11-22 12:57:05,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:05,164 INFO L93 Difference]: Finished difference Result 330 states and 445 transitions. [2020-11-22 12:57:05,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:57:05,165 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-22 12:57:05,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:05,167 INFO L225 Difference]: With dead ends: 330 [2020-11-22 12:57:05,167 INFO L226 Difference]: Without dead ends: 221 [2020-11-22 12:57:05,167 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 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 12:57:05,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-11-22 12:57:05,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 122. [2020-11-22 12:57:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-11-22 12:57:05,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2020-11-22 12:57:05,191 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2020-11-22 12:57:05,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:05,192 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2020-11-22 12:57:05,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 12:57:05,192 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2020-11-22 12:57:05,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:57:05,193 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:05,193 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 12:57:05,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 12:57:05,409 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:05,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:05,409 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2020-11-22 12:57:05,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:05,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1906231044] [2020-11-22 12:57:05,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:05,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:57:05,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:05,645 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 12:57:05,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:05,657 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 12:57:05,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1906231044] [2020-11-22 12:57:05,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:05,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 12:57:05,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073676132] [2020-11-22 12:57:05,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:57:05,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:05,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:57:05,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:57:05,659 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand 4 states. [2020-11-22 12:57:05,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:05,773 INFO L93 Difference]: Finished difference Result 382 states and 515 transitions. [2020-11-22 12:57:05,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:57:05,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-22 12:57:05,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:05,776 INFO L225 Difference]: With dead ends: 382 [2020-11-22 12:57:05,776 INFO L226 Difference]: Without dead ends: 267 [2020-11-22 12:57:05,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 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 12:57:05,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-11-22 12:57:05,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 214. [2020-11-22 12:57:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-11-22 12:57:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 285 transitions. [2020-11-22 12:57:05,810 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 285 transitions. Word has length 35 [2020-11-22 12:57:05,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:05,810 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 285 transitions. [2020-11-22 12:57:05,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:57:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 285 transitions. [2020-11-22 12:57:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 12:57:05,811 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:05,811 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] [2020-11-22 12:57:06,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 12:57:06,025 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:06,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:06,026 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2020-11-22 12:57:06,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:06,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1806235030] [2020-11-22 12:57:06,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:06,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 12:57:06,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:06,299 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 12:57:06,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:06,316 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 12:57:06,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1806235030] [2020-11-22 12:57:06,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:06,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 12:57:06,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782908895] [2020-11-22 12:57:06,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 12:57:06,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:06,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 12:57:06,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 12:57:06,320 INFO L87 Difference]: Start difference. First operand 214 states and 285 transitions. Second operand 7 states. [2020-11-22 12:57:06,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:06,886 INFO L93 Difference]: Finished difference Result 1070 states and 1439 transitions. [2020-11-22 12:57:06,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 12:57:06,888 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-11-22 12:57:06,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:06,894 INFO L225 Difference]: With dead ends: 1070 [2020-11-22 12:57:06,895 INFO L226 Difference]: Without dead ends: 863 [2020-11-22 12:57:06,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 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 12:57:06,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2020-11-22 12:57:06,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 381. [2020-11-22 12:57:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-11-22 12:57:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 501 transitions. [2020-11-22 12:57:06,986 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 501 transitions. Word has length 36 [2020-11-22 12:57:06,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:06,986 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 501 transitions. [2020-11-22 12:57:06,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 12:57:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 501 transitions. [2020-11-22 12:57:06,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-22 12:57:06,988 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:06,988 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] [2020-11-22 12:57:07,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 12:57:07,201 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:07,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:07,202 INFO L82 PathProgramCache]: Analyzing trace with hash 2131959275, now seen corresponding path program 1 times [2020-11-22 12:57:07,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:07,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187341450] [2020-11-22 12:57:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:07,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 12:57:07,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:07,490 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 12:57:07,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:07,502 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-11-22 12:57:07,502 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-22 12:57:07,553 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 12:57:07,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187341450] [2020-11-22 12:57:07,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2026132004] [2020-11-22 12:57:07,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:07,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 12:57:07,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:07,815 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 12:57:07,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:07,890 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 12:57:07,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [64336634] [2020-11-22 12:57:07,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:08,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:57:08,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:08,061 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 12:57:08,068 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:08,085 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 12:57:08,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 12:57:08,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2020-11-22 12:57:08,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550972489] [2020-11-22 12:57:08,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-22 12:57:08,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:08,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-22 12:57:08,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-11-22 12:57:08,089 INFO L87 Difference]: Start difference. First operand 381 states and 501 transitions. Second operand 14 states. [2020-11-22 12:57:13,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:13,166 INFO L93 Difference]: Finished difference Result 3418 states and 4608 transitions. [2020-11-22 12:57:13,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2020-11-22 12:57:13,166 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 63 [2020-11-22 12:57:13,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:13,183 INFO L225 Difference]: With dead ends: 3418 [2020-11-22 12:57:13,183 INFO L226 Difference]: Without dead ends: 3044 [2020-11-22 12:57:13,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 436 SyntacticMatches, 1 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5175 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=2059, Invalid=10823, Unknown=0, NotChecked=0, Total=12882 [2020-11-22 12:57:13,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2020-11-22 12:57:13,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 518. [2020-11-22 12:57:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2020-11-22 12:57:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 673 transitions. [2020-11-22 12:57:13,294 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 673 transitions. Word has length 63 [2020-11-22 12:57:13,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:13,295 INFO L481 AbstractCegarLoop]: Abstraction has 518 states and 673 transitions. [2020-11-22 12:57:13,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-22 12:57:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 673 transitions. [2020-11-22 12:57:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-22 12:57:13,299 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:57:13,299 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:57:13,901 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 12:57:13,901 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:57:13,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:57:13,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1905542564, now seen corresponding path program 1 times [2020-11-22 12:57:13,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:57:13,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442657732] [2020-11-22 12:57:13,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/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 12:57:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:57:14,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:57:14,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:57:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 12:57:14,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:57:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 12:57:14,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442657732] [2020-11-22 12:57:14,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:57:14,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 12:57:14,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443326498] [2020-11-22 12:57:14,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 12:57:14,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:57:14,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 12:57:14,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 12:57:14,189 INFO L87 Difference]: Start difference. First operand 518 states and 673 transitions. Second operand 8 states. [2020-11-22 12:57:14,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:57:14,307 INFO L93 Difference]: Finished difference Result 849 states and 1092 transitions. [2020-11-22 12:57:14,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:57:14,308 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2020-11-22 12:57:14,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:57:14,308 INFO L225 Difference]: With dead ends: 849 [2020-11-22 12:57:14,308 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:57:14,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 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 12:57:14,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:57:14,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:57:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:57:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:57:14,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2020-11-22 12:57:14,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:57:14,311 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:57:14,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 12:57:14,311 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:57:14,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:57:14,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-11-22 12:57:14,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:57:14,685 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2020-11-22 12:57:14,913 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 84 [2020-11-22 12:57:15,092 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 125 [2020-11-22 12:57:15,325 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 131 [2020-11-22 12:57:15,479 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 127 [2020-11-22 12:57:15,776 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 131 [2020-11-22 12:57:16,000 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 132 [2020-11-22 12:57:16,180 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 135 [2020-11-22 12:57:16,383 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 126 [2020-11-22 12:57:16,525 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 119 [2020-11-22 12:57:16,837 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 24 [2020-11-22 12:57:17,450 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 16 [2020-11-22 12:57:18,515 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 125 DAG size of output: 32 [2020-11-22 12:57:18,622 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 20 [2020-11-22 12:57:19,520 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 28 [2020-11-22 12:57:20,337 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-11-22 12:57:20,872 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 31 [2020-11-22 12:57:21,627 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 28 [2020-11-22 12:57:22,618 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 23 [2020-11-22 12:57:23,589 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 26 [2020-11-22 12:57:23,816 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 13 [2020-11-22 12:57:24,080 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 28 [2020-11-22 12:57:24,756 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 28 [2020-11-22 12:57:25,414 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2020-11-22 12:57:25,471 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,471 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,471 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,471 INFO L270 CegarLoopResult]: At program point L961(lines 946 964) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:57:25,471 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,471 INFO L270 CegarLoopResult]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2020-11-22 12:57:25,471 INFO L270 CegarLoopResult]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730(lines 725 733) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L270 CegarLoopResult]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2020-11-22 12:57:25,472 INFO L274 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2020-11-22 12:57:25,472 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-11-22 12:57:25,472 INFO L277 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-11-22 12:57:25,473 INFO L270 CegarLoopResult]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2020-11-22 12:57:25,473 INFO L270 CegarLoopResult]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2020-11-22 12:57:25,473 INFO L270 CegarLoopResult]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2020-11-22 12:57:25,473 INFO L270 CegarLoopResult]: At program point L536(lines 1 1028) 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 12:57:25,473 INFO L274 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L270 CegarLoopResult]: At program point L471(lines 467 473) 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 12:57:25,473 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-11-22 12:57:25,473 INFO L274 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2020-11-22 12:57:25,474 INFO L270 CegarLoopResult]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2020-11-22 12:57:25,474 INFO L274 CegarLoopResult]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L270 CegarLoopResult]: At program point L969-1(lines 969 975) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,475 INFO L274 CegarLoopResult]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,476 INFO L274 CegarLoopResult]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,477 INFO L274 CegarLoopResult]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2020-11-22 12:57:25,478 INFO L274 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2020-11-22 12:57:25,479 INFO L270 CegarLoopResult]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse0 .cse4 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse6))) [2020-11-22 12:57:25,479 INFO L270 CegarLoopResult]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2020-11-22 12:57:25,479 INFO L270 CegarLoopResult]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2020-11-22 12:57:25,479 INFO L277 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-11-22 12:57:25,479 INFO L270 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2020-11-22 12:57:25,479 INFO L270 CegarLoopResult]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2020-11-22 12:57:25,480 INFO L270 CegarLoopResult]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,480 INFO L274 CegarLoopResult]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2020-11-22 12:57:25,481 INFO L270 CegarLoopResult]: At program point L544(lines 539 547) 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 12:57:25,481 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2020-11-22 12:57:25,481 INFO L270 CegarLoopResult]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse7 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse5) (and .cse1 .cse6 .cse7 .cse3) (and .cse1 .cse2 .cse7 .cse3) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5))) [2020-11-22 12:57:25,481 INFO L270 CegarLoopResult]: At program point L942(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,481 INFO L274 CegarLoopResult]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2020-11-22 12:57:25,481 INFO L270 CegarLoopResult]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,482 INFO L274 CegarLoopResult]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))))) [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,482 INFO L270 CegarLoopResult]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,483 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-11-22 12:57:25,483 INFO L270 CegarLoopResult]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2020-11-22 12:57:25,484 INFO L270 CegarLoopResult]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse4 (= (_ bv1 32) ~pumpRunning~0) .cse5) (and .cse0 .cse1 .cse3 .cse5))) [2020-11-22 12:57:25,484 INFO L270 CegarLoopResult]: At program point L878(lines 871 881) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2020-11-22 12:57:25,484 INFO L270 CegarLoopResult]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2020-11-22 12:57:25,484 INFO L274 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,484 INFO L270 CegarLoopResult]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2020-11-22 12:57:25,484 INFO L274 CegarLoopResult]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,484 INFO L274 CegarLoopResult]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2020-11-22 12:57:25,485 INFO L274 CegarLoopResult]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,486 INFO L274 CegarLoopResult]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2020-11-22 12:57:25,487 INFO L274 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L782(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L274 CegarLoopResult]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,488 INFO L270 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: false [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,489 INFO L274 CegarLoopResult]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2020-11-22 12:57:25,490 INFO L270 CegarLoopResult]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse2 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0)) (and .cse0 .cse1 .cse3 .cse5))) [2020-11-22 12:57:25,490 INFO L270 CegarLoopResult]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2020-11-22 12:57:25,490 INFO L270 CegarLoopResult]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2020-11-22 12:57:25,490 INFO L270 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-11-22 12:57:25,490 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-11-22 12:57:25,490 INFO L274 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-11-22 12:57:25,490 INFO L274 CegarLoopResult]: For program point L553-2(line 553) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point L786(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L270 CegarLoopResult]: At program point L720(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,491 INFO L270 CegarLoopResult]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,491 INFO L274 CegarLoopResult]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,492 INFO L270 CegarLoopResult]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,492 INFO L274 CegarLoopResult]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,492 INFO L270 CegarLoopResult]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2020-11-22 12:57:25,492 INFO L274 CegarLoopResult]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,492 INFO L270 CegarLoopResult]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,492 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,493 INFO L270 CegarLoopResult]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,493 INFO L274 CegarLoopResult]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,493 INFO L270 CegarLoopResult]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,493 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,493 INFO L270 CegarLoopResult]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,493 INFO L274 CegarLoopResult]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,493 INFO L270 CegarLoopResult]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,493 INFO L274 CegarLoopResult]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,494 INFO L270 CegarLoopResult]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,494 INFO L274 CegarLoopResult]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2020-11-22 12:57:25,494 INFO L270 CegarLoopResult]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,494 INFO L270 CegarLoopResult]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2020-11-22 12:57:25,494 INFO L274 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2020-11-22 12:57:25,494 INFO L270 CegarLoopResult]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse4 (= (_ bv1 32) ~pumpRunning~0) .cse5) (and .cse0 .cse1 .cse3 .cse5))) [2020-11-22 12:57:25,494 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-22 12:57:25,495 INFO L274 CegarLoopResult]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2020-11-22 12:57:25,495 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:57:25,495 INFO L270 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3))) [2020-11-22 12:57:25,495 INFO L270 CegarLoopResult]: At program point L887-1(lines 882 890) 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)) [2020-11-22 12:57:25,495 INFO L270 CegarLoopResult]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2020-11-22 12:57:25,495 INFO L270 CegarLoopResult]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2020-11-22 12:57:25,496 INFO L270 CegarLoopResult]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2020-11-22 12:57:25,496 INFO L270 CegarLoopResult]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2020-11-22 12:57:25,496 INFO L270 CegarLoopResult]: At program point L987(lines 982 989) 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 12:57:25,496 INFO L274 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,496 INFO L274 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,496 INFO L274 CegarLoopResult]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,496 INFO L274 CegarLoopResult]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,497 INFO L270 CegarLoopResult]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse4 (= (_ bv1 32) ~pumpRunning~0) .cse5) (and .cse0 .cse1 .cse3 .cse5))) [2020-11-22 12:57:25,497 INFO L274 CegarLoopResult]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,497 INFO L270 CegarLoopResult]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2020-11-22 12:57:25,497 INFO L274 CegarLoopResult]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,497 INFO L270 CegarLoopResult]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2020-11-22 12:57:25,497 INFO L274 CegarLoopResult]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,497 INFO L274 CegarLoopResult]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:57:25,498 INFO L274 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2020-11-22 12:57:25,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:57:25 BoogieIcfgContainer [2020-11-22 12:57:25,540 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:57:25,540 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:57:25,540 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:57:25,541 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:57:25,541 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:57:01" (3/4) ... [2020-11-22 12:57:25,544 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:57:25,583 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 12:57:25,585 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 12:57:25,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 12:57:25,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 12:57:25,591 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:57:25,593 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:57:25,595 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:57:25,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,626 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,627 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,627 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:57:25,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2020-11-22 12:57:25,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS [2020-11-22 12:57:25,636 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning [2020-11-22 12:57:25,638 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2020-11-22 12:57:25,640 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((!(tmp == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) [2020-11-22 12:57:25,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2020-11-22 12:57:25,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-11-22 12:57:25,729 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7dbe0355-ae08-4116-a14a-3eddd93f4baf/bin/utaipan/witness.graphml [2020-11-22 12:57:25,730 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:57:25,731 INFO L168 Benchmark]: Toolchain (without parser) took 28586.13 ms. Allocated memory was 65.0 MB in the beginning and 260.0 MB in the end (delta: 195.0 MB). Free memory was 43.6 MB in the beginning and 119.3 MB in the end (delta: -75.6 MB). Peak memory consumption was 118.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,731 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:57:25,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.64 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 43.4 MB in the beginning and 65.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.44 ms. Allocated memory is still 86.0 MB. Free memory was 65.5 MB in the beginning and 60.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,732 INFO L168 Benchmark]: Boogie Preprocessor took 117.83 ms. Allocated memory is still 86.0 MB. Free memory was 60.7 MB in the beginning and 57.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,733 INFO L168 Benchmark]: RCFGBuilder took 2932.44 ms. Allocated memory is still 86.0 MB. Free memory was 57.1 MB in the beginning and 48.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,733 INFO L168 Benchmark]: TraceAbstraction took 24433.19 ms. Allocated memory was 86.0 MB in the beginning and 260.0 MB in the end (delta: 174.1 MB). Free memory was 48.6 MB in the beginning and 135.0 MB in the end (delta: -86.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,734 INFO L168 Benchmark]: Witness Printer took 189.50 ms. Allocated memory is still 260.0 MB. Free memory was 135.0 MB in the beginning and 119.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:57:25,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 775.64 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 43.4 MB in the beginning and 65.5 MB in the end (delta: -22.1 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.44 ms. Allocated memory is still 86.0 MB. Free memory was 65.5 MB in the beginning and 60.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.83 ms. Allocated memory is still 86.0 MB. Free memory was 60.7 MB in the beginning and 57.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2932.44 ms. Allocated memory is still 86.0 MB. Free memory was 57.1 MB in the beginning and 48.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24433.19 ms. Allocated memory was 86.0 MB in the beginning and 260.0 MB in the end (delta: 174.1 MB). Free memory was 48.6 MB in the beginning and 135.0 MB in the end (delta: -86.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 16.1 GB. * Witness Printer took 189.50 ms. Allocated memory is still 260.0 MB. Free memory was 135.0 MB in the beginning and 119.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 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: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 750]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((!(tmp == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 203 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.3s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1789 SDtfs, 3926 SDslu, 5004 SDs, 0 SdLazy, 1230 SolverSat, 256 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1294 GetRequests, 1138 SyntacticMatches, 2 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 5199 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=518occurred 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 3468 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 987 HoareAnnotationTreeSize, 75 FomulaSimplifications, 592790 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 75 FomulaSimplificationsInter, 542084 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1094 ConstructedInterpolants, 1 QuantifiedInterpolants, 128739 SizeOfPredicates, 31 NumberOfNonLiveVariables, 2950 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 288/312 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...