./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 ............................................................................................................................................ 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_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:19,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:19,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:19,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:19,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:19,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:19,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:19,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:19,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:19,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:19,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:19,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:19,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:19,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:19,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:19,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:19,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:19,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:19,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:19,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:19,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:19,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:19,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:19,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:19,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:19,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:19,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:19,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:19,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:19,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:19,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:19,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:19,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:19,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:19,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:19,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:19,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:19,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:19,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:19,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:19,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:19,598 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:19,623 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:19,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:19,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:19,625 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:19,625 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:19,625 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:19,625 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:19,626 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:19,626 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:19,626 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:19,626 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:19,627 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:19,627 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:19,627 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:19,627 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:19,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:19,628 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:19,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:19,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:19,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:19,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:19,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:19,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:19,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:19,630 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:19,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:19,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:19,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:19,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:19,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:19,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:19,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:19,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:19,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:19,633 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:19,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:19,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:19,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:19,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:19,634 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_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 [2021-10-11 02:24:19,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:19,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:19,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:19,950 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:19,950 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:19,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-11 02:24:20,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/1227418ca/64c3a0fae45e4fa9beff19c8cc2d333d/FLAG54da313e0 [2021-10-11 02:24:20,564 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:20,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-11 02:24:20,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/1227418ca/64c3a0fae45e4fa9beff19c8cc2d333d/FLAG54da313e0 [2021-10-11 02:24:20,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/1227418ca/64c3a0fae45e4fa9beff19c8cc2d333d [2021-10-11 02:24:20,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:20,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:20,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:20,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:20,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:20,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:20" (1/1) ... [2021-10-11 02:24:20,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53955a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:20, skipping insertion in model container [2021-10-11 02:24:20,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:20" (1/1) ... [2021-10-11 02:24:20,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:20,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:21,126 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1281,1294] [2021-10-11 02:24:21,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:21,265 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:24:21,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a504004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:21, skipping insertion in model container [2021-10-11 02:24:21,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:21,266 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:21,268 INFO L168 Benchmark]: Toolchain (without parser) took 382.04 ms. Allocated memory is still 92.3 MB. Free memory was 57.6 MB in the beginning and 65.5 MB in the end (delta: -7.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:21,269 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 92.3 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:21,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.49 ms. Allocated memory is still 92.3 MB. Free memory was 57.6 MB in the beginning and 65.5 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:21,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 92.3 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.49 ms. Allocated memory is still 92.3 MB. Free memory was 57.6 MB in the beginning and 65.5 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 145]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:23,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:23,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:23,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:23,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:23,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:23,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:23,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:23,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:23,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:23,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:23,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:23,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:23,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:23,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:23,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:23,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:23,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:23,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:23,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:23,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:23,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:23,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:23,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:23,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:23,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:23,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:23,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:23,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:23,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:23,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:23,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:23,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:23,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:23,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:23,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:23,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:23,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:23,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:23,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:23,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:23,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:23,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:23,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:23,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:23,794 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:23,795 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:23,795 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:23,795 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:23,795 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:23,796 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:23,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:23,797 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:23,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:23,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:23,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:23,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:23,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:23,798 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:23,798 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:23,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:23,799 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:23,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:23,799 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:23,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:23,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:23,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:23,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:23,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:23,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:23,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:23,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:23,801 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:23,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:23,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:23,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:23,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:23,803 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_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ca298a7f7a6dfe339e53e4b85ae8a0388f112d3 [2021-10-11 02:24:24,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:24,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:24,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:24,181 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:24,182 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:24,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-11 02:24:24,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/06b1a54ca/1ab3ac4dbcfa486c938e26f9ed648806/FLAG93a0b609d [2021-10-11 02:24:24,980 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:24,981 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-10-11 02:24:24,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/06b1a54ca/1ab3ac4dbcfa486c938e26f9ed648806/FLAG93a0b609d [2021-10-11 02:24:25,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/data/06b1a54ca/1ab3ac4dbcfa486c938e26f9ed648806 [2021-10-11 02:24:25,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:25,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:25,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:25,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:25,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:25,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:25" (1/1) ... [2021-10-11 02:24:25,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3bed68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:25, skipping insertion in model container [2021-10-11 02:24:25,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:25" (1/1) ... [2021-10-11 02:24:25,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:25,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:25,493 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1281,1294] [2021-10-11 02:24:25,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:25,732 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:25,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:25,757 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1281,1294] [2021-10-11 02:24:25,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:25,873 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:25,886 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1281,1294] [2021-10-11 02:24:25,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:26,025 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:26,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26 WrapperNode [2021-10-11 02:24:26,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:26,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:26,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:26,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:26,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:26,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:26,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:26,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:26,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... [2021-10-11 02:24:26,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:26,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:26,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:26,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:26,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:26,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:26,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:26,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:26,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:29,434 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:29,434 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-10-11 02:24:29,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:29 BoogieIcfgContainer [2021-10-11 02:24:29,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:29,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:29,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:29,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:29,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:25" (1/3) ... [2021-10-11 02:24:29,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f12370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:29, skipping insertion in model container [2021-10-11 02:24:29,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:26" (2/3) ... [2021-10-11 02:24:29,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f12370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:29, skipping insertion in model container [2021-10-11 02:24:29,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:29" (3/3) ... [2021-10-11 02:24:29,445 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2021-10-11 02:24:29,459 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:29,463 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:29,474 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:29,499 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:29,500 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:29,500 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:29,500 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:29,500 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:29,500 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:29,501 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:29,501 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:29,519 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-10-11 02:24:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:24:29,525 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:29,526 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:29,526 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:29,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:29,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2021-10-11 02:24:29,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:29,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1258096099] [2021-10-11 02:24:29,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:29,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:29,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:29,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:29,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1258096099] [2021-10-11 02:24:29,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:29,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:29,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088273389] [2021-10-11 02:24:29,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:29,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:29,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:29,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:29,847 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2021-10-11 02:24:29,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:29,890 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-11 02:24:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:29,891 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:24:29,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:29,903 INFO L225 Difference]: With dead ends: 448 [2021-10-11 02:24:29,904 INFO L226 Difference]: Without dead ends: 223 [2021-10-11 02:24:29,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:29,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-11 02:24:29,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-11 02:24:29,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2021-10-11 02:24:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-11 02:24:29,963 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-11 02:24:29,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:29,964 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-11 02:24:29,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-11 02:24:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:24:29,967 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:29,968 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:30,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,180 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:30,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:30,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2021-10-11 02:24:30,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:30,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181987561] [2021-10-11 02:24:30,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:30,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:30,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:30,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:30,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181987561] [2021-10-11 02:24:30,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:30,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:30,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934469382] [2021-10-11 02:24:30,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:30,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:30,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:30,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:30,463 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2021-10-11 02:24:30,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:30,480 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-11 02:24:30,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:30,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:24:30,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:30,482 INFO L225 Difference]: With dead ends: 223 [2021-10-11 02:24:30,482 INFO L226 Difference]: Without dead ends: 85 [2021-10-11 02:24:30,484 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:30,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-11 02:24:30,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-11 02:24:30,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2021-10-11 02:24:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-11 02:24:30,492 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-11 02:24:30,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:30,492 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-11 02:24:30,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-11 02:24:30,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:24:30,493 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:30,494 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:30,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,710 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:30,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2021-10-11 02:24:30,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:30,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212885831] [2021-10-11 02:24:30,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:30,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:30,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:30,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:30,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212885831] [2021-10-11 02:24:30,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:30,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:30,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330419044] [2021-10-11 02:24:30,958 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:30,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:30,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:30,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:30,959 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2021-10-11 02:24:31,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:31,037 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2021-10-11 02:24:31,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:31,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:24:31,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:31,043 INFO L225 Difference]: With dead ends: 243 [2021-10-11 02:24:31,043 INFO L226 Difference]: Without dead ends: 164 [2021-10-11 02:24:31,047 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:31,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-10-11 02:24:31,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2021-10-11 02:24:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-10-11 02:24:31,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2021-10-11 02:24:31,077 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2021-10-11 02:24:31,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:31,077 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2021-10-11 02:24:31,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:31,077 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2021-10-11 02:24:31,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:24:31,081 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:31,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:31,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:31,305 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:31,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:31,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2021-10-11 02:24:31,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:31,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [562745869] [2021-10-11 02:24:31,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:31,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:31,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:31,549 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:31,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [562745869] [2021-10-11 02:24:31,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:31,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:31,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606656156] [2021-10-11 02:24:31,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:31,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:31,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:31,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:31,551 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2021-10-11 02:24:31,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:31,630 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2021-10-11 02:24:31,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:31,631 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:24:31,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:31,632 INFO L225 Difference]: With dead ends: 325 [2021-10-11 02:24:31,632 INFO L226 Difference]: Without dead ends: 171 [2021-10-11 02:24:31,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:31,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-10-11 02:24:31,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2021-10-11 02:24:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2021-10-11 02:24:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2021-10-11 02:24:31,648 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2021-10-11 02:24:31,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:31,648 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2021-10-11 02:24:31,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2021-10-11 02:24:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:24:31,649 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:31,649 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:31,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:31,862 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:31,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:31,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2021-10-11 02:24:31,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:31,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385100445] [2021-10-11 02:24:31,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:32,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:32,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:32,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:32,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385100445] [2021-10-11 02:24:32,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:32,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:32,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996906738] [2021-10-11 02:24:32,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:32,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:32,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:32,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:32,133 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2021-10-11 02:24:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:32,338 INFO L93 Difference]: Finished difference Result 850 states and 1237 transitions. [2021-10-11 02:24:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:32,338 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:24:32,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:32,343 INFO L225 Difference]: With dead ends: 850 [2021-10-11 02:24:32,343 INFO L226 Difference]: Without dead ends: 687 [2021-10-11 02:24:32,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:32,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2021-10-11 02:24:32,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 322. [2021-10-11 02:24:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2021-10-11 02:24:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 459 transitions. [2021-10-11 02:24:32,378 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 459 transitions. Word has length 25 [2021-10-11 02:24:32,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:32,379 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 459 transitions. [2021-10-11 02:24:32,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 459 transitions. [2021-10-11 02:24:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:24:32,380 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:32,380 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:32,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,600 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:32,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:32,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1778691327, now seen corresponding path program 1 times [2021-10-11 02:24:32,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:32,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248225737] [2021-10-11 02:24:32,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:32,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:32,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:32,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:32,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [248225737] [2021-10-11 02:24:32,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:32,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:32,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919579166] [2021-10-11 02:24:32,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:32,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:32,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:32,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:32,832 INFO L87 Difference]: Start difference. First operand 322 states and 459 transitions. Second operand 5 states. [2021-10-11 02:24:33,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:33,137 INFO L93 Difference]: Finished difference Result 952 states and 1358 transitions. [2021-10-11 02:24:33,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:24:33,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:24:33,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:33,145 INFO L225 Difference]: With dead ends: 952 [2021-10-11 02:24:33,146 INFO L226 Difference]: Without dead ends: 950 [2021-10-11 02:24:33,147 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:33,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2021-10-11 02:24:33,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 322. [2021-10-11 02:24:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2021-10-11 02:24:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 457 transitions. [2021-10-11 02:24:33,190 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 457 transitions. Word has length 26 [2021-10-11 02:24:33,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:33,190 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 457 transitions. [2021-10-11 02:24:33,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 457 transitions. [2021-10-11 02:24:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:33,192 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:33,193 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:33,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:33,405 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:33,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:33,406 INFO L82 PathProgramCache]: Analyzing trace with hash -140112457, now seen corresponding path program 1 times [2021-10-11 02:24:33,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:33,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384160325] [2021-10-11 02:24:33,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:33,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:33,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:33,696 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:33,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384160325] [2021-10-11 02:24:33,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:33,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:33,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794144622] [2021-10-11 02:24:33,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:33,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:33,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:33,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:33,700 INFO L87 Difference]: Start difference. First operand 322 states and 457 transitions. Second operand 5 states. [2021-10-11 02:24:33,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:33,847 INFO L93 Difference]: Finished difference Result 838 states and 1172 transitions. [2021-10-11 02:24:33,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:33,848 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:24:33,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:33,851 INFO L225 Difference]: With dead ends: 838 [2021-10-11 02:24:33,852 INFO L226 Difference]: Without dead ends: 522 [2021-10-11 02:24:33,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:33,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-10-11 02:24:33,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 358. [2021-10-11 02:24:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2021-10-11 02:24:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 493 transitions. [2021-10-11 02:24:33,887 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 493 transitions. Word has length 35 [2021-10-11 02:24:33,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:33,887 INFO L481 AbstractCegarLoop]: Abstraction has 358 states and 493 transitions. [2021-10-11 02:24:33,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 493 transitions. [2021-10-11 02:24:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:33,889 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:33,889 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:34,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:34,102 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:34,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:34,103 INFO L82 PathProgramCache]: Analyzing trace with hash -726918471, now seen corresponding path program 1 times [2021-10-11 02:24:34,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:34,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [660241275] [2021-10-11 02:24:34,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:34,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:34,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:34,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:34,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [660241275] [2021-10-11 02:24:34,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:34,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:34,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747204276] [2021-10-11 02:24:34,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:34,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:34,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:34,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:34,354 INFO L87 Difference]: Start difference. First operand 358 states and 493 transitions. Second operand 4 states. [2021-10-11 02:24:34,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:34,462 INFO L93 Difference]: Finished difference Result 854 states and 1162 transitions. [2021-10-11 02:24:34,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:34,462 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-10-11 02:24:34,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:34,466 INFO L225 Difference]: With dead ends: 854 [2021-10-11 02:24:34,466 INFO L226 Difference]: Without dead ends: 502 [2021-10-11 02:24:34,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:34,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2021-10-11 02:24:34,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 382. [2021-10-11 02:24:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2021-10-11 02:24:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 517 transitions. [2021-10-11 02:24:34,521 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 517 transitions. Word has length 35 [2021-10-11 02:24:34,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:34,522 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 517 transitions. [2021-10-11 02:24:34,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:34,522 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 517 transitions. [2021-10-11 02:24:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:34,523 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:34,523 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:34,738 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:24:34,739 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:34,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:34,739 INFO L82 PathProgramCache]: Analyzing trace with hash -2006782149, now seen corresponding path program 1 times [2021-10-11 02:24:34,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:34,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1409082604] [2021-10-11 02:24:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:34,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:34,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:34,973 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:34,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1409082604] [2021-10-11 02:24:34,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:34,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:34,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127469748] [2021-10-11 02:24:34,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:34,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:34,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:34,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:34,975 INFO L87 Difference]: Start difference. First operand 382 states and 517 transitions. Second operand 3 states. [2021-10-11 02:24:35,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:35,062 INFO L93 Difference]: Finished difference Result 866 states and 1166 transitions. [2021-10-11 02:24:35,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:35,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:24:35,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:35,067 INFO L225 Difference]: With dead ends: 866 [2021-10-11 02:24:35,068 INFO L226 Difference]: Without dead ends: 490 [2021-10-11 02:24:35,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:35,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2021-10-11 02:24:35,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2021-10-11 02:24:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2021-10-11 02:24:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 647 transitions. [2021-10-11 02:24:35,132 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 647 transitions. Word has length 35 [2021-10-11 02:24:35,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:35,133 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 647 transitions. [2021-10-11 02:24:35,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 647 transitions. [2021-10-11 02:24:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 02:24:35,136 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:35,136 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:35,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:24:35,355 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:35,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:35,356 INFO L82 PathProgramCache]: Analyzing trace with hash 2053051901, now seen corresponding path program 1 times [2021-10-11 02:24:35,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:35,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086944541] [2021-10-11 02:24:35,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:35,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:35,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:35,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:35,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086944541] [2021-10-11 02:24:35,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:35,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:35,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815140225] [2021-10-11 02:24:35,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:35,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:35,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:35,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:35,654 INFO L87 Difference]: Start difference. First operand 490 states and 647 transitions. Second operand 6 states. [2021-10-11 02:24:37,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:37,506 INFO L93 Difference]: Finished difference Result 1654 states and 2192 transitions. [2021-10-11 02:24:37,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:37,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 02:24:37,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:37,513 INFO L225 Difference]: With dead ends: 1654 [2021-10-11 02:24:37,513 INFO L226 Difference]: Without dead ends: 1170 [2021-10-11 02:24:37,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:37,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2021-10-11 02:24:37,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 490. [2021-10-11 02:24:37,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2021-10-11 02:24:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 635 transitions. [2021-10-11 02:24:37,597 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 635 transitions. Word has length 36 [2021-10-11 02:24:37,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:37,597 INFO L481 AbstractCegarLoop]: Abstraction has 490 states and 635 transitions. [2021-10-11 02:24:37,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 635 transitions. [2021-10-11 02:24:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 02:24:37,599 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:37,599 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:24:37,815 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:24:37,819 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:37,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:37,819 INFO L82 PathProgramCache]: Analyzing trace with hash -970193729, now seen corresponding path program 1 times [2021-10-11 02:24:37,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:37,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [302291884] [2021-10-11 02:24:37,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:37,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:37,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:38,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:38,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [302291884] [2021-10-11 02:24:38,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:38,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:38,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121784854] [2021-10-11 02:24:38,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:38,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:38,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:38,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:38,042 INFO L87 Difference]: Start difference. First operand 490 states and 635 transitions. Second operand 3 states. [2021-10-11 02:24:38,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:38,156 INFO L93 Difference]: Finished difference Result 1050 states and 1364 transitions. [2021-10-11 02:24:38,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:38,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2021-10-11 02:24:38,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:38,162 INFO L225 Difference]: With dead ends: 1050 [2021-10-11 02:24:38,162 INFO L226 Difference]: Without dead ends: 566 [2021-10-11 02:24:38,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:38,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2021-10-11 02:24:38,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 322. [2021-10-11 02:24:38,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2021-10-11 02:24:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 416 transitions. [2021-10-11 02:24:38,221 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 416 transitions. Word has length 54 [2021-10-11 02:24:38,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:38,223 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 416 transitions. [2021-10-11 02:24:38,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 416 transitions. [2021-10-11 02:24:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 02:24:38,224 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:38,225 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:38,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:24:38,442 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:38,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:38,443 INFO L82 PathProgramCache]: Analyzing trace with hash 554198107, now seen corresponding path program 1 times [2021-10-11 02:24:38,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:38,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1796772112] [2021-10-11 02:24:38,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:38,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:38,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:24:38,741 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:38,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1796772112] [2021-10-11 02:24:38,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:38,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:38,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348429721] [2021-10-11 02:24:38,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:38,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:38,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:38,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:38,744 INFO L87 Difference]: Start difference. First operand 322 states and 416 transitions. Second operand 6 states. [2021-10-11 02:24:40,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:40,526 INFO L93 Difference]: Finished difference Result 836 states and 1089 transitions. [2021-10-11 02:24:40,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:40,526 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2021-10-11 02:24:40,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:40,527 INFO L225 Difference]: With dead ends: 836 [2021-10-11 02:24:40,527 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:40,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:40,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:40,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:40,529 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-11 02:24:40,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:40,529 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:40,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:40,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:40,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:24:40,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:41,612 WARN L197 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 129 [2021-10-11 02:24:41,923 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 160 [2021-10-11 02:24:42,138 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 142 [2021-10-11 02:24:42,253 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 100 [2021-10-11 02:24:42,768 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 135 [2021-10-11 02:24:42,918 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 88 [2021-10-11 02:24:43,296 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-10-11 02:24:43,604 WARN L197 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 146 [2021-10-11 02:24:45,043 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2021-10-11 02:24:46,113 WARN L197 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2021-10-11 02:24:46,592 WARN L197 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2021-10-11 02:24:47,121 WARN L197 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2021-10-11 02:24:48,142 WARN L197 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 19 [2021-10-11 02:24:48,505 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 14 [2021-10-11 02:24:49,384 WARN L197 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2021-10-11 02:24:50,303 WARN L197 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2021-10-11 02:24:50,420 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 21 [2021-10-11 02:24:50,848 WARN L197 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 26 [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point L631(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point L631-1(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point L631-2(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point L631-3(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,856 INFO L262 CegarLoopResult]: For program point L631-4(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-5(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L499-1(lines 599 605) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-6(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-7(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-8(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-9(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-10(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,857 INFO L262 CegarLoopResult]: For program point L631-11(lines 631 648) no Hoare annotation was computed. [2021-10-11 02:24:50,858 INFO L262 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2021-10-11 02:24:50,858 INFO L262 CegarLoopResult]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2021-10-11 02:24:50,858 INFO L262 CegarLoopResult]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2021-10-11 02:24:50,858 INFO L258 CegarLoopResult]: At program point L899(lines 894 902) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:24:50,858 INFO L258 CegarLoopResult]: At program point L899-1(lines 894 902) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-2(lines 894 902) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-3(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-4(lines 894 902) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-5(lines 894 902) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-6(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,859 INFO L258 CegarLoopResult]: At program point L899-7(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,860 INFO L262 CegarLoopResult]: For program point L635(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,860 INFO L258 CegarLoopResult]: At program point L899-8(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,860 INFO L262 CegarLoopResult]: For program point L635-1(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,860 INFO L258 CegarLoopResult]: At program point L899-9(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,860 INFO L262 CegarLoopResult]: For program point L635-2(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,860 INFO L258 CegarLoopResult]: At program point L899-10(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,860 INFO L262 CegarLoopResult]: For program point L635-3(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,860 INFO L258 CegarLoopResult]: At program point L899-11(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,861 INFO L262 CegarLoopResult]: For program point L635-4(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,861 INFO L258 CegarLoopResult]: At program point L899-12(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,861 INFO L262 CegarLoopResult]: For program point L635-5(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,861 INFO L258 CegarLoopResult]: At program point L899-13(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,861 INFO L262 CegarLoopResult]: For program point L635-6(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,861 INFO L258 CegarLoopResult]: At program point L899-14(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,861 INFO L262 CegarLoopResult]: For program point L635-7(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,861 INFO L258 CegarLoopResult]: At program point L899-15(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,862 INFO L262 CegarLoopResult]: For program point L635-8(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,862 INFO L258 CegarLoopResult]: At program point L899-16(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,862 INFO L262 CegarLoopResult]: For program point L635-9(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,862 INFO L258 CegarLoopResult]: At program point L899-17(lines 894 902) the Hoare annotation is: false [2021-10-11 02:24:50,862 INFO L262 CegarLoopResult]: For program point L635-10(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,862 INFO L262 CegarLoopResult]: For program point L635-11(lines 635 643) no Hoare annotation was computed. [2021-10-11 02:24:50,862 INFO L262 CegarLoopResult]: For program point L570(lines 570 577) no Hoare annotation was computed. [2021-10-11 02:24:50,862 INFO L265 CegarLoopResult]: At program point L570-1(lines 570 577) the Hoare annotation is: true [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L835(lines 835 841) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L258 CegarLoopResult]: At program point L835-1(lines 835 841) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1))) [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L970(lines 969 1018) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L971(lines 971 975) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L265 CegarLoopResult]: At program point L579(lines 560 582) the Hoare annotation is: true [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L258 CegarLoopResult]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse1 (not (= ~systemActive~0 (_ bv0 32))) .cse2 .cse4) (and .cse1 .cse3 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:50,863 INFO L262 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-2(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-4(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-6(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-8(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-10(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-12(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-14(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-16(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-18(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-20(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L719-22(lines 719 725) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657-1(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657-2(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657-3(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657-4(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L657-5(lines 657 674) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L262 CegarLoopResult]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-10-11 02:24:50,864 INFO L258 CegarLoopResult]: At program point L989-1(lines 989 995) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661-1(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661-3(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661-4(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L661-5(lines 661 669) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L862(lines 862 866) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L862-3(lines 862 866) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L862-6(lines 862 866) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L258 CegarLoopResult]: At program point L599(lines 598 617) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L599-1(lines 599 605) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L258 CegarLoopResult]: At program point L599-2(lines 598 617) the Hoare annotation is: false [2021-10-11 02:24:50,865 INFO L258 CegarLoopResult]: At program point L599-3(lines 598 617) the Hoare annotation is: false [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L999(lines 999 1014) no Hoare annotation was computed. [2021-10-11 02:24:50,865 INFO L262 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-2(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-5(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-8(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-9(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-11(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-12(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-14(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-15(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-17(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-18(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-20(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L262 CegarLoopResult]: For program point L802-21(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,866 INFO L258 CegarLoopResult]: At program point L76(lines 1 1026) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-23(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-24(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-26(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-27(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-29(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-30(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-32(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-33(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L262 CegarLoopResult]: For program point L802-35(lines 802 806) no Hoare annotation was computed. [2021-10-11 02:24:50,867 INFO L258 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2))) [2021-10-11 02:24:50,868 INFO L258 CegarLoopResult]: At program point L606-1(lines 606 612) the Hoare annotation is: false [2021-10-11 02:24:50,868 INFO L258 CegarLoopResult]: At program point L606-2(lines 606 612) the Hoare annotation is: false [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939-1(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939-2(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939-3(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939-4(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,868 INFO L262 CegarLoopResult]: For program point L939-5(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-6(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-7(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-8(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-9(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-10(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L939-11(lines 939 945) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L262 CegarLoopResult]: For program point L874(lines 874 878) no Hoare annotation was computed. [2021-10-11 02:24:50,869 INFO L258 CegarLoopResult]: At program point L808(lines 793 811) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-1(lines 793 811) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-2(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-3(lines 793 811) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-4(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-5(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-6(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,870 INFO L258 CegarLoopResult]: At program point L808-7(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L808-8(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L808-9(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L808-10(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L808-11(lines 793 811) the Hoare annotation is: false [2021-10-11 02:24:50,871 INFO L262 CegarLoopResult]: For program point L1007(lines 1007 1013) no Hoare annotation was computed. [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L1007-1(lines 599 605) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse3 .cse0 .cse1) (and .cse0 .cse4 .cse2))) [2021-10-11 02:24:50,871 INFO L258 CegarLoopResult]: At program point L744(lines 737 747) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L744-1(lines 737 747) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L744-2(lines 737 747) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L744-3(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L744-4(lines 737 747) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))))) [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L744-5(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,872 INFO L258 CegarLoopResult]: At program point L546(lines 542 548) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-6(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-7(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-8(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-9(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-10(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-11(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-12(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,873 INFO L258 CegarLoopResult]: At program point L744-13(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L744-14(lines 737 747) the Hoare annotation is: false [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L944(lines 935 948) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L944-1(lines 935 948) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L944-2(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L944-3(lines 935 948) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:50,874 INFO L258 CegarLoopResult]: At program point L944-4(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-5(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-6(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-7(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-8(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-9(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-10(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L258 CegarLoopResult]: At program point L944-11(lines 935 948) the Hoare annotation is: false [2021-10-11 02:24:50,875 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:50,876 INFO L262 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2021-10-11 02:24:50,876 INFO L262 CegarLoopResult]: For program point L683-1(lines 683 700) no Hoare annotation was computed. [2021-10-11 02:24:50,876 INFO L262 CegarLoopResult]: For program point L683-2(lines 683 700) no Hoare annotation was computed. [2021-10-11 02:24:50,876 INFO L258 CegarLoopResult]: At program point L753(lines 748 756) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) [2021-10-11 02:24:50,876 INFO L258 CegarLoopResult]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2021-10-11 02:24:50,876 INFO L262 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2021-10-11 02:24:50,876 INFO L258 CegarLoopResult]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L687-1(lines 687 695) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L886(lines 886 890) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L258 CegarLoopResult]: At program point L1019(lines 968 1020) the Hoare annotation is: false [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,877 INFO L262 CegarLoopResult]: For program point L821-5(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-8(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-9(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-11(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-12(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-14(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-15(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,878 INFO L262 CegarLoopResult]: For program point L821-17(lines 821 825) no Hoare annotation was computed. [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954(lines 949 957) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954-1(lines 949 957) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954-2(lines 949 957) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954-3(lines 949 957) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954-4(lines 949 957) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L954-5(lines 949 957) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L495-2(lines 495 509) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L262 CegarLoopResult]: For program point L99(lines 99 112) no Hoare annotation was computed. [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L99-1(lines 1 1026) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)))) (and .cse0 .cse1 (not (= ~systemActive~0 (_ bv0 32))) .cse2 .cse4) (and .cse1 .cse3 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:50,879 INFO L262 CegarLoopResult]: For program point L99-2(lines 99 112) no Hoare annotation was computed. [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L99-3(lines 1 1026) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L262 CegarLoopResult]: For program point L99-4(lines 99 112) no Hoare annotation was computed. [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L99-5(lines 1 1026) the Hoare annotation is: false [2021-10-11 02:24:50,879 INFO L262 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L827(lines 812 830) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32))) [2021-10-11 02:24:50,879 INFO L258 CegarLoopResult]: At program point L827-1(lines 812 830) the Hoare annotation is: false [2021-10-11 02:24:50,880 INFO L258 CegarLoopResult]: At program point L827-2(lines 812 830) the Hoare annotation is: false [2021-10-11 02:24:50,880 INFO L258 CegarLoopResult]: At program point L827-3(lines 812 830) the Hoare annotation is: false [2021-10-11 02:24:50,880 INFO L258 CegarLoopResult]: At program point L827-4(lines 812 830) the Hoare annotation is: false [2021-10-11 02:24:50,880 INFO L258 CegarLoopResult]: At program point L827-5(lines 812 830) the Hoare annotation is: false [2021-10-11 02:24:50,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:50 BoogieIcfgContainer [2021-10-11 02:24:50,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:50,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:50,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:50,910 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:50,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:29" (3/4) ... [2021-10-11 02:24:50,913 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:50,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:50,944 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:50,947 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:50,949 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:50,951 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:50,953 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:50,956 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:50,978 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:50,979 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:50,981 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:24:50,982 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:24:50,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:24:50,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32) [2021-10-11 02:24:50,986 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,987 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,988 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,989 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:24:50,989 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,989 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2021-10-11 02:24:50,991 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,992 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,992 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,992 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,993 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:50,994 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 [2021-10-11 02:24:51,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dd44424-7509-4e46-a942-c8eeb33115e8/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:51,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:51,098 INFO L168 Benchmark]: Toolchain (without parser) took 25850.11 ms. Allocated memory was 77.6 MB in the beginning and 264.2 MB in the end (delta: 186.6 MB). Free memory was 60.3 MB in the beginning and 124.4 MB in the end (delta: -64.1 MB). Peak memory consumption was 122.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,098 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:51,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.72 ms. Allocated memory is still 77.6 MB. Free memory was 59.9 MB in the beginning and 40.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.79 ms. Allocated memory is still 77.6 MB. Free memory was 40.7 MB in the beginning and 35.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,099 INFO L168 Benchmark]: Boogie Preprocessor took 139.48 ms. Allocated memory is still 77.6 MB. Free memory was 35.2 MB in the beginning and 56.4 MB in the end (delta: -21.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,100 INFO L168 Benchmark]: RCFGBuilder took 3128.69 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 56.1 MB in the beginning and 49.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,100 INFO L168 Benchmark]: TraceAbstraction took 21470.76 ms. Allocated memory was 102.8 MB in the beginning and 264.2 MB in the end (delta: 161.5 MB). Free memory was 48.7 MB in the beginning and 144.3 MB in the end (delta: -95.6 MB). Peak memory consumption was 131.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,100 INFO L168 Benchmark]: Witness Printer took 187.46 ms. Allocated memory is still 264.2 MB. Free memory was 143.2 MB in the beginning and 124.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:51,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 775.72 ms. Allocated memory is still 77.6 MB. Free memory was 59.9 MB in the beginning and 40.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.79 ms. Allocated memory is still 77.6 MB. Free memory was 40.7 MB in the beginning and 35.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 139.48 ms. Allocated memory is still 77.6 MB. Free memory was 35.2 MB in the beginning and 56.4 MB in the end (delta: -21.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3128.69 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 56.1 MB in the beginning and 49.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21470.76 ms. Allocated memory was 102.8 MB in the beginning and 264.2 MB in the end (delta: 161.5 MB). Free memory was 48.7 MB in the beginning and 144.3 MB in the end (delta: -95.6 MB). Peak memory consumption was 131.1 MB. Max. memory is 16.1 GB. * Witness Printer took 187.46 ms. Allocated memory is still 264.2 MB. Free memory was 143.2 MB in the beginning and 124.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32))) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((((0bv32 == tmp && splverifierCounter == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 0bv32) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.2s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1903 SDtfs, 2202 SDslu, 2956 SDs, 0 SdLazy, 434 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 419 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=490occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2207 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 358 NumberOfFragments, 886 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1319151 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 92 FomulaSimplificationsInter, 174467 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 387 NumberOfCodeBlocks, 387 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 375 ConstructedInterpolants, 0 QuantifiedInterpolants, 27423 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2556 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...