./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE --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 34b47c00ac265c7154b048b065075686f0b0d02157935b615817b802464c404c ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE --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 34b47c00ac265c7154b048b065075686f0b0d02157935b615817b802464c404c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:33:40,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:33:40,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:33:40,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:33:40,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:33:40,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:33:40,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:33:40,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:33:40,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:33:40,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:33:40,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:33:40,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:33:40,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:33:40,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:33:40,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:33:40,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:33:40,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:33:40,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:33:40,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:33:40,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:33:40,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:33:40,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:33:40,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:33:40,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:33:40,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:33:40,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:33:40,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:33:40,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:33:40,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:33:40,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:33:40,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:33:40,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:33:40,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:33:40,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:33:40,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:33:40,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:33:40,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:33:40,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:33:40,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:33:40,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:33:40,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:33:40,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:33:40,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:33:40,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:33:40,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:33:40,643 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:33:40,643 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:33:40,643 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:33:40,643 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:33:40,643 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:33:40,644 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:33:40,644 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:33:40,644 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:33:40,644 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:33:40,644 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:33:40,645 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:33:40,645 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:33:40,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:33:40,646 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:33:40,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:33:40,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:33:40,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:33:40,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:33:40,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:33:40,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:33:40,653 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:33:40,653 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:33:40,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:33:40,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:33:40,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:33:40,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:33:40,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:33:40,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:33:40,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:33:40,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:33:40,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:33:40,657 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:33:40,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:33:40,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:33:40,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:33:40,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:33:40,659 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34b47c00ac265c7154b048b065075686f0b0d02157935b615817b802464c404c [2021-10-24 10:33:41,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:33:41,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:33:41,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:33:41,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:33:41,046 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:33:41,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2021-10-24 10:33:41,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/4ee8755b9/cdd77498ecae42b2a50b9c7b82ebb65f/FLAG131c98691 [2021-10-24 10:33:41,686 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:33:41,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2021-10-24 10:33:41,699 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/4ee8755b9/cdd77498ecae42b2a50b9c7b82ebb65f/FLAG131c98691 [2021-10-24 10:33:42,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/4ee8755b9/cdd77498ecae42b2a50b9c7b82ebb65f [2021-10-24 10:33:42,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:33:42,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:33:42,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:33:42,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:33:42,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:33:42,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:33:42" (1/1) ... [2021-10-24 10:33:42,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274de86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:42, skipping insertion in model container [2021-10-24 10:33:42,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:33:42" (1/1) ... [2021-10-24 10:33:42,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:33:42,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:33:42,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c[19180,19193] [2021-10-24 10:33:42,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:33:42,504 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 10:33:42,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2113943b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:42, skipping insertion in model container [2021-10-24 10:33:42,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:33:42,505 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:33:42,508 INFO L168 Benchmark]: Toolchain (without parser) took 463.11 ms. Allocated memory is still 134.2 MB. Free memory was 93.8 MB in the beginning and 104.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:33:42,510 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 111.1 MB in the beginning and 111.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:33:42,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.55 ms. Allocated memory is still 134.2 MB. Free memory was 93.6 MB in the beginning and 104.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:33:42,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 111.1 MB in the beginning and 111.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 460.55 ms. Allocated memory is still 134.2 MB. Free memory was 93.6 MB in the beginning and 104.3 MB in the end (delta: -10.7 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: 463]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:33:44,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:33:44,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:33:44,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:33:44,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:33:44,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:33:44,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:33:44,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:33:44,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:33:44,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:33:44,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:33:44,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:33:44,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:33:44,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:33:44,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:33:44,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:33:44,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:33:44,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:33:44,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:33:44,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:33:44,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:33:44,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:33:44,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:33:44,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:33:44,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:33:44,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:33:44,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:33:44,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:33:44,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:33:44,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:33:44,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:33:44,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:33:44,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:33:44,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:33:44,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:33:44,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:33:44,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:33:44,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:33:44,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:33:44,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:33:44,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:33:44,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:33:44,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:33:44,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:33:44,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:33:44,875 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:33:44,876 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:33:44,876 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:33:44,877 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:33:44,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:33:44,877 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:33:44,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:33:44,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:33:44,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:33:44,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:33:44,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:33:44,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:33:44,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:33:44,882 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:33:44,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:33:44,882 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:33:44,883 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:33:44,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:33:44,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:33:44,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:33:44,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:33:44,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:33:44,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:33:44,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:33:44,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:33:44,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:33:44,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:33:44,887 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:33:44,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:33:44,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:33:44,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:33:44,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:33:44,889 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34b47c00ac265c7154b048b065075686f0b0d02157935b615817b802464c404c [2021-10-24 10:33:45,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:33:45,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:33:45,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:33:45,329 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:33:45,330 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:33:45,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2021-10-24 10:33:45,420 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/a91be6012/c47e572835fe4149bc4d6385345ee32b/FLAG01640be9b [2021-10-24 10:33:46,079 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:33:46,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c [2021-10-24 10:33:46,093 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/a91be6012/c47e572835fe4149bc4d6385345ee32b/FLAG01640be9b [2021-10-24 10:33:46,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/data/a91be6012/c47e572835fe4149bc4d6385345ee32b [2021-10-24 10:33:46,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:33:46,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:33:46,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:33:46,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:33:46,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:33:46,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:46,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e54e7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46, skipping insertion in model container [2021-10-24 10:33:46,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:46,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:33:46,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:33:46,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c[19180,19193] [2021-10-24 10:33:46,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:33:46,759 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:33:46,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:33:46,848 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c[19180,19193] [2021-10-24 10:33:46,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:33:46,872 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:33:46,953 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/sv-benchmarks/c/product-lines/minepump_spec5_product62.cil.c[19180,19193] [2021-10-24 10:33:46,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:33:46,975 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:33:46,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46 WrapperNode [2021-10-24 10:33:46,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:33:46,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:33:46,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:33:46,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:33:46,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:33:47,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:33:47,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:33:47,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:33:47,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:33:47,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:33:47,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:33:47,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:33:47,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (1/1) ... [2021-10-24 10:33:47,263 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:33:47,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:33:47,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:33:47,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:33:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:33:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:33:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:33:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:33:50,127 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:33:50,128 INFO L299 CfgBuilder]: Removed 364 assume(true) statements. [2021-10-24 10:33:50,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:33:50 BoogieIcfgContainer [2021-10-24 10:33:50,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:33:50,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:33:50,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:33:50,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:33:50,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:33:46" (1/3) ... [2021-10-24 10:33:50,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41dbbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:33:50, skipping insertion in model container [2021-10-24 10:33:50,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:33:46" (2/3) ... [2021-10-24 10:33:50,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41dbbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:33:50, skipping insertion in model container [2021-10-24 10:33:50,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:33:50" (3/3) ... [2021-10-24 10:33:50,143 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product62.cil.c [2021-10-24 10:33:50,148 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:33:50,148 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:33:50,199 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:33:50,205 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:33:50,206 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:33:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:33:50,233 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:50,233 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:50,234 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:50,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:50,239 INFO L82 PathProgramCache]: Analyzing trace with hash 573356344, now seen corresponding path program 1 times [2021-10-24 10:33:50,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:50,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066356702] [2021-10-24 10:33:50,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:50,257 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:50,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:50,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:50,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:33:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:50,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:33:50,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:50,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:50,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:50,682 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:50,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066356702] [2021-10-24 10:33:50,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066356702] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:50,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:50,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:33:50,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513989551] [2021-10-24 10:33:50,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:33:50,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:50,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:33:50,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:33:50,712 INFO L87 Difference]: Start difference. First operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:50,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:50,787 INFO L93 Difference]: Finished difference Result 461 states and 688 transitions. [2021-10-24 10:33:50,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:33:50,788 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 10:33:50,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:50,801 INFO L225 Difference]: With dead ends: 461 [2021-10-24 10:33:50,801 INFO L226 Difference]: Without dead ends: 230 [2021-10-24 10:33:50,805 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:33:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-24 10:33:50,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-10-24 10:33:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 227 states have (on average 1.4801762114537445) internal successors, (336), 229 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2021-10-24 10:33:50,862 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2021-10-24 10:33:50,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:50,863 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2021-10-24 10:33:50,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2021-10-24 10:33:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:33:50,868 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:50,868 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:50,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:51,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:51,081 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:51,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:51,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1915591399, now seen corresponding path program 1 times [2021-10-24 10:33:51,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:51,083 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [787161] [2021-10-24 10:33:51,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:51,084 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:51,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:51,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:51,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:33:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:51,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:33:51,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:51,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:51,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:51,414 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:51,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [787161] [2021-10-24 10:33:51,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [787161] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:51,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:51,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:33:51,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735170145] [2021-10-24 10:33:51,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:33:51,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:51,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:33:51,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:51,418 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:51,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:51,437 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2021-10-24 10:33:51,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:33:51,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-24 10:33:51,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:51,439 INFO L225 Difference]: With dead ends: 230 [2021-10-24 10:33:51,439 INFO L226 Difference]: Without dead ends: 87 [2021-10-24 10:33:51,440 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:51,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-24 10:33:51,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-24 10:33:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 86 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-10-24 10:33:51,449 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2021-10-24 10:33:51,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:51,450 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-10-24 10:33:51,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-10-24 10:33:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:33:51,451 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:51,451 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:51,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:51,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:51,672 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:51,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:51,672 INFO L82 PathProgramCache]: Analyzing trace with hash 229228281, now seen corresponding path program 1 times [2021-10-24 10:33:51,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:51,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133438627] [2021-10-24 10:33:51,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:51,674 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:51,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:51,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:51,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:33:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:51,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:33:51,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:51,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:52,052 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:52,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133438627] [2021-10-24 10:33:52,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133438627] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:52,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:52,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:33:52,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948081969] [2021-10-24 10:33:52,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:33:52,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:52,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:33:52,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:52,055 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:52,095 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-24 10:33:52,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:33:52,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 10:33:52,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:52,097 INFO L225 Difference]: With dead ends: 167 [2021-10-24 10:33:52,097 INFO L226 Difference]: Without dead ends: 87 [2021-10-24 10:33:52,098 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:52,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-24 10:33:52,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-24 10:33:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4534883720930232) internal successors, (125), 86 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2021-10-24 10:33:52,108 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2021-10-24 10:33:52,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:52,108 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2021-10-24 10:33:52,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-10-24 10:33:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-24 10:33:52,110 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:52,111 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:52,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:52,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:52,324 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:52,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:52,325 INFO L82 PathProgramCache]: Analyzing trace with hash -433736831, now seen corresponding path program 1 times [2021-10-24 10:33:52,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:52,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614765637] [2021-10-24 10:33:52,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:52,326 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:52,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:52,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:52,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:33:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:52,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:33:52,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:52,629 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:52,688 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:52,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [614765637] [2021-10-24 10:33:52,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [614765637] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:52,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:52,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 10:33:52,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240956769] [2021-10-24 10:33:52,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:33:52,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:52,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:33:52,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:33:52,691 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:52,759 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2021-10-24 10:33:52,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:33:52,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-24 10:33:52,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:52,760 INFO L225 Difference]: With dead ends: 176 [2021-10-24 10:33:52,760 INFO L226 Difference]: Without dead ends: 96 [2021-10-24 10:33:52,761 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:33:52,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-10-24 10:33:52,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2021-10-24 10:33:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-24 10:33:52,771 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2021-10-24 10:33:52,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:52,771 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-24 10:33:52,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-24 10:33:52,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 10:33:52,772 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:52,772 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:52,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:52,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:52,984 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:52,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:52,985 INFO L82 PathProgramCache]: Analyzing trace with hash 600675725, now seen corresponding path program 1 times [2021-10-24 10:33:52,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:52,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131994142] [2021-10-24 10:33:52,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:52,986 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:52,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:52,987 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:53,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:33:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:53,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:33:53,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:53,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:53,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:53,445 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:53,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131994142] [2021-10-24 10:33:53,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [131994142] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:53,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:53,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:33:53,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639915929] [2021-10-24 10:33:53,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:33:53,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:53,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:33:53,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:33:53,454 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:53,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:53,647 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2021-10-24 10:33:53,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 10:33:53,647 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 10:33:53,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:53,649 INFO L225 Difference]: With dead ends: 313 [2021-10-24 10:33:53,649 INFO L226 Difference]: Without dead ends: 226 [2021-10-24 10:33:53,650 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 47.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:33:53,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-24 10:33:53,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-24 10:33:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:53,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-24 10:33:53,663 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2021-10-24 10:33:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:53,664 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-24 10:33:53,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-24 10:33:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-24 10:33:53,665 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:53,666 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:53,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:53,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:53,878 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:53,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:53,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1077350266, now seen corresponding path program 1 times [2021-10-24 10:33:53,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:53,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [133068029] [2021-10-24 10:33:53,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:53,880 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:53,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:53,881 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:53,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 10:33:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:54,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:33:54,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:54,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:54,334 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:54,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [133068029] [2021-10-24 10:33:54,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [133068029] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:54,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:54,335 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:33:54,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977232352] [2021-10-24 10:33:54,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:33:54,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:54,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:33:54,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:33:54,338 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:54,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:54,436 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2021-10-24 10:33:54,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:33:54,437 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-24 10:33:54,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:54,438 INFO L225 Difference]: With dead ends: 233 [2021-10-24 10:33:54,439 INFO L226 Difference]: Without dead ends: 147 [2021-10-24 10:33:54,439 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:33:54,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-24 10:33:54,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2021-10-24 10:33:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 101 states have (on average 1.3564356435643565) internal successors, (137), 101 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2021-10-24 10:33:54,452 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2021-10-24 10:33:54,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:54,453 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2021-10-24 10:33:54,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2021-10-24 10:33:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-24 10:33:54,454 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:54,455 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:54,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:54,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:54,670 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:54,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:54,671 INFO L82 PathProgramCache]: Analyzing trace with hash 66233016, now seen corresponding path program 1 times [2021-10-24 10:33:54,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:54,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [818518848] [2021-10-24 10:33:54,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:54,672 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:54,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:54,673 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:54,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 10:33:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:54,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 10:33:54,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:55,022 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:55,117 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:55,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [818518848] [2021-10-24 10:33:55,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [818518848] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:55,118 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:55,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 10:33:55,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101033213] [2021-10-24 10:33:55,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:33:55,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:55,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:33:55,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:33:55,120 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:55,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:55,190 INFO L93 Difference]: Finished difference Result 258 states and 345 transitions. [2021-10-24 10:33:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:33:55,191 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-24 10:33:55,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:55,192 INFO L225 Difference]: With dead ends: 258 [2021-10-24 10:33:55,193 INFO L226 Difference]: Without dead ends: 163 [2021-10-24 10:33:55,193 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:33:55,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-10-24 10:33:55,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 108. [2021-10-24 10:33:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2021-10-24 10:33:55,207 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2021-10-24 10:33:55,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:55,208 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2021-10-24 10:33:55,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:55,208 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-10-24 10:33:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-24 10:33:55,209 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:55,210 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:55,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:55,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:55,430 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:55,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:55,430 INFO L82 PathProgramCache]: Analyzing trace with hash -954835338, now seen corresponding path program 1 times [2021-10-24 10:33:55,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:55,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [300684783] [2021-10-24 10:33:55,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:55,431 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:55,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:55,432 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:55,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 10:33:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:55,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:33:55,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:55,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:55,978 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:55,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [300684783] [2021-10-24 10:33:55,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [300684783] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:55,982 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:55,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 10:33:55,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202955344] [2021-10-24 10:33:55,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:33:55,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:55,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:33:55,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:55,985 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:56,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:56,069 INFO L93 Difference]: Finished difference Result 309 states and 413 transitions. [2021-10-24 10:33:56,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 10:33:56,070 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-24 10:33:56,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:56,072 INFO L225 Difference]: With dead ends: 309 [2021-10-24 10:33:56,072 INFO L226 Difference]: Without dead ends: 208 [2021-10-24 10:33:56,075 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:33:56,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-24 10:33:56,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 177. [2021-10-24 10:33:56,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.3295454545454546) internal successors, (234), 176 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:56,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2021-10-24 10:33:56,097 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2021-10-24 10:33:56,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:56,100 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2021-10-24 10:33:56,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2021-10-24 10:33:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-24 10:33:56,108 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:56,109 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:56,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:56,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:56,322 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:56,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:56,323 INFO L82 PathProgramCache]: Analyzing trace with hash -589739082, now seen corresponding path program 1 times [2021-10-24 10:33:56,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:56,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108982085] [2021-10-24 10:33:56,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:56,324 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:56,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:56,325 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:56,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 10:33:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:56,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 10:33:56,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:56,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:33:56,975 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:56,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108982085] [2021-10-24 10:33:56,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2108982085] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:33:56,975 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:33:56,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:33:56,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071715931] [2021-10-24 10:33:56,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:33:56,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:33:56,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:33:56,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:33:56,977 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:58,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:33:58,724 INFO L93 Difference]: Finished difference Result 845 states and 1126 transitions. [2021-10-24 10:33:58,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 10:33:58,725 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-10-24 10:33:58,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:33:58,729 INFO L225 Difference]: With dead ends: 845 [2021-10-24 10:33:58,730 INFO L226 Difference]: Without dead ends: 675 [2021-10-24 10:33:58,730 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 80.5ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:33:58,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-10-24 10:33:58,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 303. [2021-10-24 10:33:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 302 states have (on average 1.3079470198675496) internal successors, (395), 302 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:58,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 395 transitions. [2021-10-24 10:33:58,771 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 395 transitions. Word has length 39 [2021-10-24 10:33:58,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:33:58,772 INFO L470 AbstractCegarLoop]: Abstraction has 303 states and 395 transitions. [2021-10-24 10:33:58,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:33:58,772 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 395 transitions. [2021-10-24 10:33:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-24 10:33:58,773 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:33:58,773 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:33:58,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 10:33:58,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:33:58,986 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:33:58,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:33:58,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1324429351, now seen corresponding path program 1 times [2021-10-24 10:33:58,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:33:58,987 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012720661] [2021-10-24 10:33:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:58,987 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:33:58,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:33:58,988 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:33:58,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 10:33:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:33:59,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:33:59,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:33:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-24 10:33:59,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:33:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-24 10:33:59,786 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:33:59,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012720661] [2021-10-24 10:33:59,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012720661] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:33:59,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [633575171] [2021-10-24 10:33:59,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:33:59,787 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 10:33:59,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 10:33:59,789 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 10:33:59,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-24 10:34:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:34:00,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 10:34:00,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:34:00,473 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:34:00,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:34:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:34:00,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [633575171] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:34:00,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874877983] [2021-10-24 10:34:00,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:34:00,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 10:34:00,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:34:00,711 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 10:34:00,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-24 10:34:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:34:01,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:34:01,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:34:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:34:01,260 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:34:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:34:01,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874877983] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 10:34:01,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 10:34:01,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-24 10:34:01,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567955269] [2021-10-24 10:34:01,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-24 10:34:01,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:34:01,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-24 10:34:01,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-24 10:34:01,429 INFO L87 Difference]: Start difference. First operand 303 states and 395 transitions. Second operand has 15 states, 15 states have (on average 13.866666666666667) internal successors, (208), 15 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:13,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:34:13,485 INFO L93 Difference]: Finished difference Result 2480 states and 3404 transitions. [2021-10-24 10:34:13,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-24 10:34:13,485 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 13.866666666666667) internal successors, (208), 15 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-24 10:34:13,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:34:13,498 INFO L225 Difference]: With dead ends: 2480 [2021-10-24 10:34:13,498 INFO L226 Difference]: Without dead ends: 2184 [2021-10-24 10:34:13,503 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4000 ImplicationChecksByTransitivity, 2198.4ms TimeCoverageRelationStatistics Valid=1894, Invalid=8612, Unknown=0, NotChecked=0, Total=10506 [2021-10-24 10:34:13,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2021-10-24 10:34:13,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 434. [2021-10-24 10:34:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 433 states have (on average 1.300230946882217) internal successors, (563), 433 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 563 transitions. [2021-10-24 10:34:13,595 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 563 transitions. Word has length 66 [2021-10-24 10:34:13,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:34:13,597 INFO L470 AbstractCegarLoop]: Abstraction has 434 states and 563 transitions. [2021-10-24 10:34:13,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.866666666666667) internal successors, (208), 15 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 563 transitions. [2021-10-24 10:34:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-24 10:34:13,599 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:34:13,600 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-24 10:34:13,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-24 10:34:13,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 10:34:14,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2021-10-24 10:34:14,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 10:34:14,217 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:34:14,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:34:14,218 INFO L82 PathProgramCache]: Analyzing trace with hash 560378733, now seen corresponding path program 1 times [2021-10-24 10:34:14,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:34:14,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [388571483] [2021-10-24 10:34:14,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:34:14,219 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:34:14,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:34:14,220 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:34:14,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-24 10:34:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:34:14,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:34:14,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:34:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-24 10:34:14,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:34:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-24 10:34:15,159 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:34:15,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [388571483] [2021-10-24 10:34:15,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [388571483] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:34:15,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:34:15,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 10:34:15,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675376285] [2021-10-24 10:34:15,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:34:15,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:34:15,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:34:15,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:34:15,161 INFO L87 Difference]: Start difference. First operand 434 states and 563 transitions. Second operand has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:15,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:34:15,230 INFO L93 Difference]: Finished difference Result 643 states and 823 transitions. [2021-10-24 10:34:15,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:34:15,231 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2021-10-24 10:34:15,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:34:15,231 INFO L225 Difference]: With dead ends: 643 [2021-10-24 10:34:15,231 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:34:15,232 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 43.6ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:34:15,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:34:15,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:34:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:34:15,233 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2021-10-24 10:34:15,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:34:15,234 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:34:15,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:34:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:34:15,234 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:34:15,237 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:34:15,237 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:34:15,238 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:34:15,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-24 10:34:15,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:34:15,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:34:15,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:15,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:16,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:34:19,871 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301(lines 286 304) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301-1(lines 286 304) the Hoare annotation is: false [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301-2(lines 286 304) the Hoare annotation is: false [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301-3(lines 286 304) the Hoare annotation is: false [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301-4(lines 286 304) the Hoare annotation is: false [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L301-5(lines 286 304) the Hoare annotation is: false [2021-10-24 10:34:19,872 INFO L853 garLoopResultBuilder]: At program point L963(lines 959 965) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,872 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-10-24 10:34:19,872 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-6(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-7(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-8(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-9(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,873 INFO L857 garLoopResultBuilder]: For program point L105-10(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,874 INFO L857 garLoopResultBuilder]: For program point L105-11(lines 105 122) no Hoare annotation was computed. [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899(lines 894 902) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899-1(lines 894 902) the Hoare annotation is: false [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899-2(lines 894 902) the Hoare annotation is: false [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899-3(lines 894 902) the Hoare annotation is: false [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899-4(lines 894 902) the Hoare annotation is: false [2021-10-24 10:34:19,874 INFO L853 garLoopResultBuilder]: At program point L899-5(lines 894 902) the Hoare annotation is: false [2021-10-24 10:34:19,874 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,874 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-3(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-4(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-5(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-6(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-7(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-8(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-9(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-10(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L857 garLoopResultBuilder]: For program point L109-11(lines 109 117) no Hoare annotation was computed. [2021-10-24 10:34:19,875 INFO L853 garLoopResultBuilder]: At program point L1035(lines 1 1046) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,876 INFO L857 garLoopResultBuilder]: For program point L379(lines 378 425) no Hoare annotation was computed. [2021-10-24 10:34:19,876 INFO L857 garLoopResultBuilder]: For program point L380(lines 380 384) no Hoare annotation was computed. [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844(lines 839 847) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-1(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-2(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-3(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-4(lines 839 847) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-5(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,876 INFO L853 garLoopResultBuilder]: At program point L844-6(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-7(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-8(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-9(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-10(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-11(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-12(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-13(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L844-14(lines 839 847) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L1043(lines 1038 1046) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,877 INFO L853 garLoopResultBuilder]: At program point L915-2(lines 915 929) the Hoare annotation is: false [2021-10-24 10:34:19,877 INFO L857 garLoopResultBuilder]: For program point L916(line 916) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L853 garLoopResultBuilder]: At program point L388-1(lines 388 394) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,878 INFO L853 garLoopResultBuilder]: At program point L322(lines 317 324) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L919-1(lines 919 923) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L193(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L193-2(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L193-4(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,878 INFO L857 garLoopResultBuilder]: For program point L193-6(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,880 INFO L857 garLoopResultBuilder]: For program point L193-8(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,880 INFO L857 garLoopResultBuilder]: For program point L193-10(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,880 INFO L857 garLoopResultBuilder]: For program point L193-12(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,880 INFO L857 garLoopResultBuilder]: For program point L193-14(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L193-16(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L193-18(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L193-20(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L193-22(lines 193 199) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,881 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point L131-3(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point L131-4(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point L990(lines 990 997) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point L131-5(lines 131 148) no Hoare annotation was computed. [2021-10-24 10:34:19,882 INFO L860 garLoopResultBuilder]: At program point L990-1(lines 990 997) the Hoare annotation is: true [2021-10-24 10:34:19,882 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,883 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 404) no Hoare annotation was computed. [2021-10-24 10:34:19,883 INFO L853 garLoopResultBuilder]: At program point L398-1(lines 398 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,883 INFO L853 garLoopResultBuilder]: At program point L332(lines 73 79) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse5))) [2021-10-24 10:34:19,883 INFO L853 garLoopResultBuilder]: At program point L332-1(lines 73 79) the Hoare annotation is: false [2021-10-24 10:34:19,883 INFO L853 garLoopResultBuilder]: At program point L332-2(lines 73 79) the Hoare annotation is: false [2021-10-24 10:34:19,883 INFO L857 garLoopResultBuilder]: For program point L135(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L857 garLoopResultBuilder]: For program point L135-1(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L857 garLoopResultBuilder]: For program point L135-2(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L857 garLoopResultBuilder]: For program point L135-3(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L857 garLoopResultBuilder]: For program point L135-4(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L857 garLoopResultBuilder]: For program point L135-5(lines 135 143) no Hoare annotation was computed. [2021-10-24 10:34:19,884 INFO L853 garLoopResultBuilder]: At program point L73(lines 69 91) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-24 10:34:19,885 INFO L853 garLoopResultBuilder]: At program point L73-1(lines 69 91) the Hoare annotation is: false [2021-10-24 10:34:19,885 INFO L853 garLoopResultBuilder]: At program point L73-2(lines 69 91) the Hoare annotation is: false [2021-10-24 10:34:19,885 INFO L860 garLoopResultBuilder]: At program point L999(lines 980 1002) the Hoare annotation is: true [2021-10-24 10:34:19,885 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,885 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 421) no Hoare annotation was computed. [2021-10-24 10:34:19,885 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,885 INFO L857 garLoopResultBuilder]: For program point L276-2(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-3(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-5(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-6(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-8(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-9(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-11(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,886 INFO L857 garLoopResultBuilder]: For program point L276-12(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-14(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-15(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-17(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-18(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-20(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-21(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-23(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,887 INFO L857 garLoopResultBuilder]: For program point L276-24(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,888 INFO L857 garLoopResultBuilder]: For program point L276-26(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,888 INFO L857 garLoopResultBuilder]: For program point L276-27(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,888 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 360) no Hoare annotation was computed. [2021-10-24 10:34:19,888 INFO L857 garLoopResultBuilder]: For program point L276-29(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,888 INFO L853 garLoopResultBuilder]: At program point L343-1(lines 1 1046) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2 .cse5 .cse6) (and .cse0 .cse4 .cse1 .cse2 .cse5 .cse6 .cse3))) [2021-10-24 10:34:19,888 INFO L857 garLoopResultBuilder]: For program point L276-30(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,889 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 343 360) no Hoare annotation was computed. [2021-10-24 10:34:19,889 INFO L853 garLoopResultBuilder]: At program point L343-3(lines 1 1046) the Hoare annotation is: false [2021-10-24 10:34:19,889 INFO L857 garLoopResultBuilder]: For program point L276-32(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,889 INFO L857 garLoopResultBuilder]: For program point L276-33(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,889 INFO L857 garLoopResultBuilder]: For program point L343-4(lines 343 360) no Hoare annotation was computed. [2021-10-24 10:34:19,889 INFO L853 garLoopResultBuilder]: At program point L343-5(lines 1 1046) the Hoare annotation is: false [2021-10-24 10:34:19,889 INFO L857 garLoopResultBuilder]: For program point L276-35(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:34:19,890 INFO L853 garLoopResultBuilder]: At program point L80(lines 80 86) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,890 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 80 86) the Hoare annotation is: false [2021-10-24 10:34:19,890 INFO L853 garLoopResultBuilder]: At program point L80-2(lines 80 86) the Hoare annotation is: false [2021-10-24 10:34:19,890 INFO L857 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2021-10-24 10:34:19,890 INFO L857 garLoopResultBuilder]: For program point L807-3(lines 807 811) no Hoare annotation was computed. [2021-10-24 10:34:19,890 INFO L857 garLoopResultBuilder]: For program point L807-6(lines 807 811) no Hoare annotation was computed. [2021-10-24 10:34:19,890 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 357) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L857 garLoopResultBuilder]: For program point L347-2(lines 347 357) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L857 garLoopResultBuilder]: For program point L347-4(lines 347 357) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L857 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L857 garLoopResultBuilder]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L857 garLoopResultBuilder]: For program point L1008-2(line 1008) no Hoare annotation was computed. [2021-10-24 10:34:19,891 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse5 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2 .cse5))) [2021-10-24 10:34:19,891 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: false [2021-10-24 10:34:19,892 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-24 10:34:19,892 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 354) no Hoare annotation was computed. [2021-10-24 10:34:19,892 INFO L853 garLoopResultBuilder]: At program point L282(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,892 INFO L857 garLoopResultBuilder]: For program point L348-2(lines 348 354) no Hoare annotation was computed. [2021-10-24 10:34:19,892 INFO L853 garLoopResultBuilder]: At program point L282-1(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,892 INFO L853 garLoopResultBuilder]: At program point L282-2(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,892 INFO L857 garLoopResultBuilder]: For program point L348-4(lines 348 354) no Hoare annotation was computed. [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-3(lines 267 285) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-4(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-5(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-6(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-7(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,893 INFO L853 garLoopResultBuilder]: At program point L282-8(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,894 INFO L853 garLoopResultBuilder]: At program point L282-9(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,894 INFO L853 garLoopResultBuilder]: At program point L282-10(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,894 INFO L853 garLoopResultBuilder]: At program point L282-11(lines 267 285) the Hoare annotation is: false [2021-10-24 10:34:19,894 INFO L857 garLoopResultBuilder]: For program point L416(lines 416 420) no Hoare annotation was computed. [2021-10-24 10:34:19,894 INFO L853 garLoopResultBuilder]: At program point L416-2(lines 416 420) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,894 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218(lines 211 221) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-1(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-2(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-3(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-4(lines 211 221) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-5(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,895 INFO L853 garLoopResultBuilder]: At program point L218-6(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-7(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-8(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-9(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-10(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-11(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-12(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,896 INFO L853 garLoopResultBuilder]: At program point L218-13(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,897 INFO L853 garLoopResultBuilder]: At program point L218-14(lines 211 221) the Hoare annotation is: false [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 174) no Hoare annotation was computed. [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 157 174) no Hoare annotation was computed. [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L157-2(lines 157 174) no Hoare annotation was computed. [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,897 INFO L857 garLoopResultBuilder]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-3(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-4(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-5(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-6(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-7(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-8(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,898 INFO L857 garLoopResultBuilder]: For program point L884-9(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,899 INFO L857 garLoopResultBuilder]: For program point L884-10(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,899 INFO L857 garLoopResultBuilder]: For program point L884-11(lines 884 890) no Hoare annotation was computed. [2021-10-24 10:34:19,899 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 823) no Hoare annotation was computed. [2021-10-24 10:34:19,899 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:34:19,899 INFO L853 garLoopResultBuilder]: At program point L227(lines 222 230) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse5))) [2021-10-24 10:34:19,899 INFO L853 garLoopResultBuilder]: At program point L227-1(lines 222 230) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:34:19,900 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 169) no Hoare annotation was computed. [2021-10-24 10:34:19,900 INFO L853 garLoopResultBuilder]: At program point L227-2(lines 222 230) the Hoare annotation is: false [2021-10-24 10:34:19,900 INFO L857 garLoopResultBuilder]: For program point L161-1(lines 161 169) no Hoare annotation was computed. [2021-10-24 10:34:19,900 INFO L853 garLoopResultBuilder]: At program point L227-3(lines 222 230) the Hoare annotation is: false [2021-10-24 10:34:19,900 INFO L853 garLoopResultBuilder]: At program point L227-4(lines 222 230) the Hoare annotation is: false [2021-10-24 10:34:19,900 INFO L857 garLoopResultBuilder]: For program point L161-2(lines 161 169) no Hoare annotation was computed. [2021-10-24 10:34:19,900 INFO L853 garLoopResultBuilder]: At program point L227-5(lines 222 230) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L426(lines 377 427) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889-1(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889-2(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889-3(lines 880 893) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889-4(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,901 INFO L853 garLoopResultBuilder]: At program point L889-5(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-6(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-7(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-8(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-9(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-10(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L853 garLoopResultBuilder]: At program point L889-11(lines 880 893) the Hoare annotation is: false [2021-10-24 10:34:19,902 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-2(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-3(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-5(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-6(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-8(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-9(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,903 INFO L857 garLoopResultBuilder]: For program point L295-11(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,904 INFO L857 garLoopResultBuilder]: For program point L295-12(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,904 INFO L857 garLoopResultBuilder]: For program point L295-14(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,904 INFO L857 garLoopResultBuilder]: For program point L295-15(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,904 INFO L857 garLoopResultBuilder]: For program point L295-17(lines 295 299) no Hoare annotation was computed. [2021-10-24 10:34:19,908 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:34:19,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:34:19 BoogieIcfgContainer [2021-10-24 10:34:19,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:34:19,947 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:34:19,947 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:34:19,947 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:34:19,948 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:33:50" (3/4) ... [2021-10-24 10:34:19,951 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:34:19,983 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:34:19,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:34:19,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:34:19,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:34:19,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:34:19,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:34:19,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:34:20,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-10-24 10:34:20,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) [2021-10-24 10:34:20,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-24 10:34:20,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-24 10:34:20,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,033 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,035 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:34:20,036 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-24 10:34:20,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result [2021-10-24 10:34:20,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,039 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:34:20,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:34:20,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:34:20,159 INFO L168 Benchmark]: Toolchain (without parser) took 33811.28 ms. Allocated memory was 62.9 MB in the beginning and 127.9 MB in the end (delta: 65.0 MB). Free memory was 42.5 MB in the beginning and 81.4 MB in the end (delta: -38.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,160 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:34:20,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.45 ms. Allocated memory is still 62.9 MB. Free memory was 42.3 MB in the beginning and 31.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.90 ms. Allocated memory was 62.9 MB in the beginning and 94.4 MB in the end (delta: 31.5 MB). Free memory was 31.2 MB in the beginning and 74.3 MB in the end (delta: -43.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,161 INFO L168 Benchmark]: Boogie Preprocessor took 115.60 ms. Allocated memory is still 94.4 MB. Free memory was 74.3 MB in the beginning and 70.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,162 INFO L168 Benchmark]: RCFGBuilder took 2895.05 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 62.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,162 INFO L168 Benchmark]: TraceAbstraction took 29811.42 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 62.3 MB in the beginning and 100.3 MB in the end (delta: -38.0 MB). Peak memory consumption was 72.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,163 INFO L168 Benchmark]: Witness Printer took 210.99 ms. Allocated memory is still 127.9 MB. Free memory was 100.3 MB in the beginning and 81.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:34:20,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 627.45 ms. Allocated memory is still 62.9 MB. Free memory was 42.3 MB in the beginning and 31.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 142.90 ms. Allocated memory was 62.9 MB in the beginning and 94.4 MB in the end (delta: 31.5 MB). Free memory was 31.2 MB in the beginning and 74.3 MB in the end (delta: -43.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.60 ms. Allocated memory is still 94.4 MB. Free memory was 74.3 MB in the beginning and 70.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2895.05 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 62.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29811.42 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 62.3 MB in the beginning and 100.3 MB in the end (delta: -38.0 MB). Peak memory consumption was 72.1 MB. Max. memory is 16.1 GB. * Witness Printer took 210.99 ms. Allocated memory is still 127.9 MB. Free memory was 100.3 MB in the beginning and 81.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 29711.1ms, OverallIterations: 11, TraceHistogramMax: 4, EmptinessCheckTime: 33.8ms, AutomataDifference: 14610.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4412.3ms, InitialAbstractionConstructionTime: 15.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1874 SDtfs, 4264 SDslu, 4791 SDs, 0 SdLazy, 1149 SolverSat, 217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11197.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1353 GetRequests, 1211 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4017 ImplicationChecksByTransitivity, 2450.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=434occurred in iteration=10, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 266.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 2388 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 98 LocationsWithAnnotation, 98 PreInvPairs, 192 NumberOfFragments, 844 HoareAnnotationTreeSize, 98 FomulaSimplifications, 393051 FormulaSimplificationTreeSizeReduction, 1212.6ms HoareSimplificationTime, 98 FomulaSimplificationsInter, 40943 FormulaSimplificationTreeSizeReductionInter, 3182.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 318.3ms SsaConstructionTime, 1389.2ms SatisfiabilityAnalysisTime, 3930.3ms InterpolantComputationTime, 593 NumberOfCodeBlocks, 593 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1160 ConstructedInterpolants, 0 QuantifiedInterpolants, 2101 SizeOfPredicates, 28 NumberOfNonLiveVariables, 3028 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 294/318 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:34:20,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff60a19-6089-49eb-a0a2-fe71e2e661fe/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...