./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.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_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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_7d530009-593c-4271-9b9d-600deff4c629/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 54addd62801479259ccbf9158d3d6aa338ff21ad ............................................................................................................................................ 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_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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_7d530009-593c-4271-9b9d-600deff4c629/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 54addd62801479259ccbf9158d3d6aa338ff21ad ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:21:04,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:04,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:04,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:04,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:04,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:04,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:04,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:04,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:04,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:04,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:04,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:04,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:04,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:04,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:04,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:04,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:04,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:04,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:04,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:04,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:04,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:04,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:04,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:04,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:04,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:04,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:04,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:04,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:04,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:04,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:04,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:04,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:04,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:04,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:04,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:04,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:04,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:04,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:04,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:04,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:04,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:05,041 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:05,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:05,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:05,042 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:05,042 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:05,042 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:05,043 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:05,043 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:05,043 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:05,043 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:05,043 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:05,044 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:05,044 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:05,044 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:05,044 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:05,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:05,045 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:05,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:05,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:05,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:05,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:05,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:05,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:05,046 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:05,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:05,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:05,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:05,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:05,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:05,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:05,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:05,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:05,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:05,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:05,048 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:05,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:05,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:05,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:05,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:05,049 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_7d530009-593c-4271-9b9d-600deff4c629/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54addd62801479259ccbf9158d3d6aa338ff21ad [2021-10-11 02:21:05,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:05,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:05,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:05,362 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:05,363 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:05,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-11 02:21:05,437 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/443b82e4e/1f38c7860271447a85bd72fac002f1eb/FLAG568f81923 [2021-10-11 02:21:06,003 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:06,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-11 02:21:06,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/443b82e4e/1f38c7860271447a85bd72fac002f1eb/FLAG568f81923 [2021-10-11 02:21:06,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/443b82e4e/1f38c7860271447a85bd72fac002f1eb [2021-10-11 02:21:06,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:06,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:06,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:06,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:06,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:06,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:06" (1/1) ... [2021-10-11 02:21:06,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2f55d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:06, skipping insertion in model container [2021-10-11 02:21:06,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:06" (1/1) ... [2021-10-11 02:21:06,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:06,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:06,651 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_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-11 02:21:06,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:06,670 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 02:21:06,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b9b023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:06, skipping insertion in model container [2021-10-11 02:21:06,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:06,671 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:06,673 INFO L168 Benchmark]: Toolchain (without parser) took 362.43 ms. Allocated memory is still 94.4 MB. Free memory was 66.2 MB in the beginning and 52.2 MB in the end (delta: 14.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:06,674 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 77.6 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:06,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.92 ms. Allocated memory is still 94.4 MB. Free memory was 66.0 MB in the beginning and 52.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:06,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 77.6 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 359.92 ms. Allocated memory is still 94.4 MB. Free memory was 66.0 MB in the beginning and 52.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 497]: 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 02:21:09,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:09,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:09,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:09,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:09,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:09,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:09,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:09,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:09,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:09,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:09,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:09,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:09,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:09,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:09,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:09,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:09,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:09,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:09,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:09,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:09,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:09,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:09,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:09,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:09,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:09,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:09,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:09,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:09,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:09,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:09,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:09,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:09,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:09,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:09,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:09,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:09,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:09,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:09,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:09,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:09,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:09,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:09,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:09,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:09,206 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:09,206 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:09,206 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:09,206 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:09,207 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:09,207 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:09,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:09,208 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:09,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:09,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:09,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:09,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:09,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:09,210 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:09,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:09,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:09,210 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:09,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:09,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:09,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:09,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:09,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:09,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:09,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:09,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:09,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:09,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:09,213 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:09,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:09,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:09,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:09,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:09,214 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_7d530009-593c-4271-9b9d-600deff4c629/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54addd62801479259ccbf9158d3d6aa338ff21ad [2021-10-11 02:21:09,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:09,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:09,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:09,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:09,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:09,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-11 02:21:09,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/d57ad8957/842f64b65ce0496084fe7757ff79f554/FLAG7a19b82e6 [2021-10-11 02:21:10,250 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:10,250 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-11 02:21:10,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/d57ad8957/842f64b65ce0496084fe7757ff79f554/FLAG7a19b82e6 [2021-10-11 02:21:10,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/data/d57ad8957/842f64b65ce0496084fe7757ff79f554 [2021-10-11 02:21:10,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:10,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:10,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:10,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:10,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:10,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:10" (1/1) ... [2021-10-11 02:21:10,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2a2a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:10, skipping insertion in model container [2021-10-11 02:21:10,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:10" (1/1) ... [2021-10-11 02:21:10,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:10,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:11,007 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_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-11 02:21:11,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:11,029 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:11,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:11,099 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_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-11 02:21:11,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:11,107 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:11,164 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_7d530009-593c-4271-9b9d-600deff4c629/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-11 02:21:11,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:11,235 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:11,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11 WrapperNode [2021-10-11 02:21:11,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:11,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:11,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:11,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:11,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:11,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:11,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:11,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:11,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... [2021-10-11 02:21:11,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:11,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:11,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:11,454 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:11,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:14,184 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:14,184 INFO L299 CfgBuilder]: Removed 362 assume(true) statements. [2021-10-11 02:21:14,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:14 BoogieIcfgContainer [2021-10-11 02:21:14,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:14,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:14,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:14,197 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:14,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:10" (1/3) ... [2021-10-11 02:21:14,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@964edb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:14, skipping insertion in model container [2021-10-11 02:21:14,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:11" (2/3) ... [2021-10-11 02:21:14,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@964edb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:14, skipping insertion in model container [2021-10-11 02:21:14,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:14" (3/3) ... [2021-10-11 02:21:14,204 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2021-10-11 02:21:14,219 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:14,223 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:14,235 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:14,265 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:14,265 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:14,265 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:14,266 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:14,266 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:14,266 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:14,266 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:14,266 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2021-10-11 02:21:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:21:14,292 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:14,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:14,293 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:14,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:14,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1714378199, now seen corresponding path program 1 times [2021-10-11 02:21:14,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:14,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235096841] [2021-10-11 02:21:14,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:14,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:14,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:14,637 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 02:21:14,637 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:14,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [235096841] [2021-10-11 02:21:14,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:14,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:14,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318316295] [2021-10-11 02:21:14,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:14,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:14,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:14,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:14,665 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 2 states. [2021-10-11 02:21:14,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:14,758 INFO L93 Difference]: Finished difference Result 461 states and 688 transitions. [2021-10-11 02:21:14,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:14,760 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:21:14,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:14,780 INFO L225 Difference]: With dead ends: 461 [2021-10-11 02:21:14,780 INFO L226 Difference]: Without dead ends: 230 [2021-10-11 02:21:14,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:14,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-11 02:21:14,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-10-11 02:21:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2021-10-11 02:21:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2021-10-11 02:21:14,866 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2021-10-11 02:21:14,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:14,866 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2021-10-11 02:21:14,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2021-10-11 02:21:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:21:14,869 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:14,870 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:15,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:15,092 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:15,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:15,093 INFO L82 PathProgramCache]: Analyzing trace with hash -774569544, now seen corresponding path program 1 times [2021-10-11 02:21:15,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:15,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434659683] [2021-10-11 02:21:15,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:15,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:15,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:15,308 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 02:21:15,308 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:15,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434659683] [2021-10-11 02:21:15,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:15,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:15,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302874891] [2021-10-11 02:21:15,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:15,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:15,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:15,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:15,311 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand 3 states. [2021-10-11 02:21:15,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:15,325 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2021-10-11 02:21:15,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:15,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:21:15,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:15,327 INFO L225 Difference]: With dead ends: 230 [2021-10-11 02:21:15,327 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:21:15,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:15,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:21:15,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-11 02:21:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:21:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-10-11 02:21:15,336 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2021-10-11 02:21:15,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:15,336 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-10-11 02:21:15,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-10-11 02:21:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:21:15,337 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:15,338 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 02:21:15,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:15,553 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:15,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:15,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1370250136, now seen corresponding path program 1 times [2021-10-11 02:21:15,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:15,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [348343564] [2021-10-11 02:21:15,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:15,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:15,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:15,791 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 02:21:15,792 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:15,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [348343564] [2021-10-11 02:21:15,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:15,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:15,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431470495] [2021-10-11 02:21:15,802 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:15,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:15,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:15,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:15,808 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 3 states. [2021-10-11 02:21:15,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:15,829 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-11 02:21:15,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:15,830 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:21:15,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:15,832 INFO L225 Difference]: With dead ends: 167 [2021-10-11 02:21:15,833 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:21:15,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:15,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:21:15,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-11 02:21:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:21:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2021-10-11 02:21:15,849 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2021-10-11 02:21:15,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:15,850 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2021-10-11 02:21:15,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-10-11 02:21:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:21:15,853 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:15,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:16,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:16,058 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:16,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:16,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1377163937, now seen corresponding path program 1 times [2021-10-11 02:21:16,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:16,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [257444605] [2021-10-11 02:21:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:16,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:16,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:16,399 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 02:21:16,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:16,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [257444605] [2021-10-11 02:21:16,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:16,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:16,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636601419] [2021-10-11 02:21:16,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:16,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:16,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:16,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:16,402 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand 3 states. [2021-10-11 02:21:16,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:16,515 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2021-10-11 02:21:16,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:16,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:21:16,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:16,517 INFO L225 Difference]: With dead ends: 176 [2021-10-11 02:21:16,517 INFO L226 Difference]: Without dead ends: 96 [2021-10-11 02:21:16,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 02:21:16,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-10-11 02:21:16,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2021-10-11 02:21:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2021-10-11 02:21:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-11 02:21:16,533 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2021-10-11 02:21:16,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:16,543 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-11 02:21:16,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:16,543 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-11 02:21:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:16,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:16,545 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 02:21:16,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:16,762 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:16,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:16,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1983349683, now seen corresponding path program 1 times [2021-10-11 02:21:16,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:16,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94264990] [2021-10-11 02:21:16,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:16,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:16,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:17,037 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 02:21:17,037 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:17,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94264990] [2021-10-11 02:21:17,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:17,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:17,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109838333] [2021-10-11 02:21:17,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:17,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:17,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:17,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:17,039 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand 5 states. [2021-10-11 02:21:17,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:17,245 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2021-10-11 02:21:17,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:21:17,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:21:17,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:17,248 INFO L225 Difference]: With dead ends: 313 [2021-10-11 02:21:17,248 INFO L226 Difference]: Without dead ends: 226 [2021-10-11 02:21:17,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 34 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 02:21:17,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-11 02:21:17,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-11 02:21:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2021-10-11 02:21:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-11 02:21:17,261 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2021-10-11 02:21:17,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:17,262 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-11 02:21:17,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:17,262 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-11 02:21:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:21:17,263 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:17,263 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:17,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:17,476 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:17,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:17,476 INFO L82 PathProgramCache]: Analyzing trace with hash -924734247, now seen corresponding path program 1 times [2021-10-11 02:21:17,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:17,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83636577] [2021-10-11 02:21:17,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:17,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:17,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:17,720 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 02:21:17,720 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:17,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83636577] [2021-10-11 02:21:17,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:17,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:17,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973794055] [2021-10-11 02:21:17,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:17,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:17,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:17,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:17,722 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand 5 states. [2021-10-11 02:21:17,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:17,819 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2021-10-11 02:21:17,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:17,820 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2021-10-11 02:21:17,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:17,822 INFO L225 Difference]: With dead ends: 233 [2021-10-11 02:21:17,822 INFO L226 Difference]: Without dead ends: 147 [2021-10-11 02:21:17,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 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 02:21:17,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-11 02:21:17,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2021-10-11 02:21:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-10-11 02:21:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2021-10-11 02:21:17,845 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2021-10-11 02:21:17,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:17,846 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2021-10-11 02:21:17,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2021-10-11 02:21:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:21:17,847 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:17,847 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:18,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:18,059 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:18,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:18,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1935851497, now seen corresponding path program 1 times [2021-10-11 02:21:18,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:18,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [436873826] [2021-10-11 02:21:18,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:18,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:21:18,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:18,324 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 02:21:18,324 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:18,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [436873826] [2021-10-11 02:21:18,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:18,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:18,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358725319] [2021-10-11 02:21:18,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:21:18,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:18,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:21:18,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:21:18,326 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand 4 states. [2021-10-11 02:21:18,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:18,399 INFO L93 Difference]: Finished difference Result 235 states and 315 transitions. [2021-10-11 02:21:18,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:21:18,400 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-10-11 02:21:18,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:18,401 INFO L225 Difference]: With dead ends: 235 [2021-10-11 02:21:18,401 INFO L226 Difference]: Without dead ends: 140 [2021-10-11 02:21:18,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 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 02:21:18,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-11 02:21:18,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 108. [2021-10-11 02:21:18,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:21:18,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2021-10-11 02:21:18,413 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2021-10-11 02:21:18,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:18,413 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2021-10-11 02:21:18,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:21:18,413 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-10-11 02:21:18,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 02:21:18,414 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:18,414 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:18,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:18,635 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:18,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:18,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1338047445, now seen corresponding path program 1 times [2021-10-11 02:21:18,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:18,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1049910588] [2021-10-11 02:21:18,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:18,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:18,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:18,879 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 02:21:18,879 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:18,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1049910588] [2021-10-11 02:21:18,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:18,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:18,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721001030] [2021-10-11 02:21:18,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:18,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:18,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:18,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:18,881 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand 3 states. [2021-10-11 02:21:18,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:18,933 INFO L93 Difference]: Finished difference Result 238 states and 316 transitions. [2021-10-11 02:21:18,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:18,933 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2021-10-11 02:21:18,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:18,934 INFO L225 Difference]: With dead ends: 238 [2021-10-11 02:21:18,934 INFO L226 Difference]: Without dead ends: 137 [2021-10-11 02:21:18,935 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 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 02:21:18,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-11 02:21:18,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-10-11 02:21:18,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2021-10-11 02:21:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 178 transitions. [2021-10-11 02:21:18,952 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 178 transitions. Word has length 38 [2021-10-11 02:21:18,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:18,952 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 178 transitions. [2021-10-11 02:21:18,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 178 transitions. [2021-10-11 02:21:18,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-11 02:21:18,953 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:18,954 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:19,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:21:19,167 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:19,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:19,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1703143701, now seen corresponding path program 1 times [2021-10-11 02:21:19,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:19,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [405051404] [2021-10-11 02:21:19,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:19,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:19,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:19,449 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 02:21:19,449 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:19,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [405051404] [2021-10-11 02:21:19,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:19,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:19,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467615177] [2021-10-11 02:21:19,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:19,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:19,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:19,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:19,452 INFO L87 Difference]: Start difference. First operand 137 states and 178 transitions. Second operand 6 states. [2021-10-11 02:21:21,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:21,428 INFO L93 Difference]: Finished difference Result 656 states and 875 transitions. [2021-10-11 02:21:21,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:21:21,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2021-10-11 02:21:21,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:21,432 INFO L225 Difference]: With dead ends: 656 [2021-10-11 02:21:21,433 INFO L226 Difference]: Without dead ends: 555 [2021-10-11 02:21:21,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:21:21,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2021-10-11 02:21:21,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 234. [2021-10-11 02:21:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2021-10-11 02:21:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 304 transitions. [2021-10-11 02:21:21,489 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 304 transitions. Word has length 39 [2021-10-11 02:21:21,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:21,489 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 304 transitions. [2021-10-11 02:21:21,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 304 transitions. [2021-10-11 02:21:21,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-11 02:21:21,491 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:21,491 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:21,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:21:21,705 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:21,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:21,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1694504695, now seen corresponding path program 1 times [2021-10-11 02:21:21,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:21,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498520474] [2021-10-11 02:21:21,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:21,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:21,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-11 02:21:21,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:21,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498520474] [2021-10-11 02:21:21,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:21,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:21,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748304510] [2021-10-11 02:21:21,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:21,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:21,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:21,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:21,999 INFO L87 Difference]: Start difference. First operand 234 states and 304 transitions. Second operand 5 states. [2021-10-11 02:21:22,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:22,125 INFO L93 Difference]: Finished difference Result 694 states and 904 transitions. [2021-10-11 02:21:22,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:21:22,126 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2021-10-11 02:21:22,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:22,131 INFO L225 Difference]: With dead ends: 694 [2021-10-11 02:21:22,131 INFO L226 Difference]: Without dead ends: 467 [2021-10-11 02:21:22,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 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 02:21:22,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-10-11 02:21:22,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 240. [2021-10-11 02:21:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 02:21:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 310 transitions. [2021-10-11 02:21:22,165 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 310 transitions. Word has length 66 [2021-10-11 02:21:22,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:22,166 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 310 transitions. [2021-10-11 02:21:22,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 310 transitions. [2021-10-11 02:21:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-11 02:21:22,168 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:22,169 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:22,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:21:22,384 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:22,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:22,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1436339257, now seen corresponding path program 1 times [2021-10-11 02:21:22,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:22,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263495248] [2021-10-11 02:21:22,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/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 02:21:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:22,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:21:22,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:21:22,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:22,725 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:21:22,726 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:21:22,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:21:22,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263495248] [2021-10-11 02:21:22,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [270271144] [2021-10-11 02:21:22,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:23,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:23,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:23,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:23,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057962518] [2021-10-11 02:21:23,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:21:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:23,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:23,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:23,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:23,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:23,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:21:23,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-11 02:21:23,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753473843] [2021-10-11 02:21:23,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-10-11 02:21:23,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:23,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-11 02:21:23,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:21:23,601 INFO L87 Difference]: Start difference. First operand 240 states and 310 transitions. Second operand 14 states. [2021-10-11 02:21:29,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:29,971 INFO L93 Difference]: Finished difference Result 507 states and 662 transitions. [2021-10-11 02:21:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-11 02:21:29,972 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 66 [2021-10-11 02:21:29,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:29,973 INFO L225 Difference]: With dead ends: 507 [2021-10-11 02:21:29,973 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:29,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=252, Invalid=804, Unknown=0, NotChecked=0, Total=1056 [2021-10-11 02:21:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:29,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:29,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:29,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-10-11 02:21:29,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:29,978 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:29,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-10-11 02:21:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:29,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:30,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:21:30,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:30,730 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2021-10-11 02:21:30,939 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-10-11 02:21:32,157 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2021-10-11 02:21:32,486 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2021-10-11 02:21:32,592 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 19 [2021-10-11 02:21:32,936 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 23 [2021-10-11 02:21:33,215 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 23 [2021-10-11 02:21:33,342 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2021-10-11 02:21:33,492 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 21 [2021-10-11 02:21:33,885 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2021-10-11 02:21:34,263 WARN L197 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 23 [2021-10-11 02:21:34,435 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2021-10-11 02:21:34,713 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2021-10-11 02:21:34,881 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,881 INFO L262 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,881 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,881 INFO L262 CegarLoopResult]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,882 INFO L258 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-10-11 02:21:34,882 INFO L262 CegarLoopResult]: For program point L168-3(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,882 INFO L262 CegarLoopResult]: For program point L168-4(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,882 INFO L262 CegarLoopResult]: For program point L168-5(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,882 INFO L262 CegarLoopResult]: For program point L168-6(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,882 INFO L262 CegarLoopResult]: For program point L168-7(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L168-8(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L168-9(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L168-10(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L168-11(lines 168 176) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L372-3(lines 372 376) no Hoare annotation was computed. [2021-10-11 02:21:34,883 INFO L262 CegarLoopResult]: For program point L372-6(lines 372 376) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (let ((.cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse2))) [2021-10-11 02:21:34,885 INFO L258 CegarLoopResult]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2021-10-11 02:21:34,885 INFO L258 CegarLoopResult]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2021-10-11 02:21:34,885 INFO L258 CegarLoopResult]: At program point L842(lines 837 844) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,885 INFO L258 CegarLoopResult]: At program point L910(lines 1 1027) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-1(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-2(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-3(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-4(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-5(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-6(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,885 INFO L262 CegarLoopResult]: For program point L449-7(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L449-8(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L449-9(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L449-10(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L449-11(lines 449 455) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-2(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-4(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-6(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-8(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-10(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-12(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,886 INFO L262 CegarLoopResult]: For program point L252-14(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L262 CegarLoopResult]: For program point L252-16(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L262 CegarLoopResult]: For program point L252-18(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L262 CegarLoopResult]: For program point L252-20(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L262 CegarLoopResult]: For program point L252-22(lines 252 258) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L262 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-10-11 02:21:34,887 INFO L258 CegarLoopResult]: At program point L454(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,887 INFO L258 CegarLoopResult]: At program point L454-1(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,887 INFO L258 CegarLoopResult]: At program point L454-2(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,887 INFO L258 CegarLoopResult]: At program point L454-3(lines 445 458) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-4(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-5(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-6(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-7(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L262 CegarLoopResult]: For program point L190(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-8(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L262 CegarLoopResult]: For program point L190-1(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,888 INFO L258 CegarLoopResult]: At program point L454-9(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,888 INFO L262 CegarLoopResult]: For program point L190-2(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,889 INFO L258 CegarLoopResult]: At program point L454-10(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,889 INFO L262 CegarLoopResult]: For program point L190-3(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,889 INFO L258 CegarLoopResult]: At program point L454-11(lines 445 458) the Hoare annotation is: false [2021-10-11 02:21:34,889 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:21:34,889 INFO L262 CegarLoopResult]: For program point L190-4(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,889 INFO L262 CegarLoopResult]: For program point L190-5(lines 190 207) no Hoare annotation was computed. [2021-10-11 02:21:34,889 INFO L258 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,890 INFO L258 CegarLoopResult]: At program point L852(lines 132 138) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4 .cse3))) [2021-10-11 02:21:34,890 INFO L258 CegarLoopResult]: At program point L852-1(lines 132 138) the Hoare annotation is: false [2021-10-11 02:21:34,890 INFO L258 CegarLoopResult]: At program point L852-2(lines 132 138) the Hoare annotation is: false [2021-10-11 02:21:34,890 INFO L262 CegarLoopResult]: For program point L194(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,890 INFO L262 CegarLoopResult]: For program point L194-1(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,890 INFO L262 CegarLoopResult]: For program point L194-2(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point L194-3(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point L194-4(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point L194-5(lines 194 202) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,892 INFO L262 CegarLoopResult]: For program point L396(lines 396 400) no Hoare annotation was computed. [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L132(lines 128 150) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3))) [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L132-1(lines 128 150) the Hoare annotation is: false [2021-10-11 02:21:34,893 INFO L262 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L132-2(lines 128 150) the Hoare annotation is: false [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse2))) [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L991(lines 987 993) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,893 INFO L258 CegarLoopResult]: At program point L464(lines 459 467) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,894 INFO L258 CegarLoopResult]: At program point L464-1(lines 459 467) the Hoare annotation is: false [2021-10-11 02:21:34,894 INFO L258 CegarLoopResult]: At program point L464-2(lines 459 467) the Hoare annotation is: false [2021-10-11 02:21:34,894 INFO L258 CegarLoopResult]: At program point L464-3(lines 459 467) the Hoare annotation is: false [2021-10-11 02:21:34,894 INFO L258 CegarLoopResult]: At program point L464-4(lines 459 467) the Hoare annotation is: false [2021-10-11 02:21:34,894 INFO L258 CegarLoopResult]: At program point L464-5(lines 459 467) the Hoare annotation is: false [2021-10-11 02:21:34,894 INFO L262 CegarLoopResult]: For program point L927(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,894 INFO L262 CegarLoopResult]: For program point L927-1(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,894 INFO L262 CegarLoopResult]: For program point L927-2(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,895 INFO L262 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2021-10-11 02:21:34,895 INFO L258 CegarLoopResult]: At program point L863-1(lines 1 1027) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse4 .cse3))) [2021-10-11 02:21:34,895 INFO L262 CegarLoopResult]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2021-10-11 02:21:34,895 INFO L258 CegarLoopResult]: At program point L863-3(lines 1 1027) the Hoare annotation is: false [2021-10-11 02:21:34,895 INFO L262 CegarLoopResult]: For program point L863-4(lines 863 880) no Hoare annotation was computed. [2021-10-11 02:21:34,895 INFO L258 CegarLoopResult]: At program point L863-5(lines 1 1027) the Hoare annotation is: false [2021-10-11 02:21:34,895 INFO L262 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-2(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-3(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-5(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-6(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-8(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-9(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-11(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,896 INFO L262 CegarLoopResult]: For program point L335-12(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-14(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-15(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-17(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-18(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-20(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-21(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-23(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-24(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,897 INFO L262 CegarLoopResult]: For program point L335-26(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-27(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-29(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-30(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-32(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-33(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L262 CegarLoopResult]: For program point L335-35(lines 335 339) no Hoare annotation was computed. [2021-10-11 02:21:34,898 INFO L258 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse2) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-11 02:21:34,899 INFO L258 CegarLoopResult]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-10-11 02:21:34,899 INFO L258 CegarLoopResult]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L867(lines 867 877) no Hoare annotation was computed. [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L867-2(lines 867 877) no Hoare annotation was computed. [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L867-4(lines 867 877) no Hoare annotation was computed. [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2021-10-11 02:21:34,899 INFO L262 CegarLoopResult]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2021-10-11 02:21:34,900 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-11 02:21:34,900 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 02:21:34,900 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse2))) [2021-10-11 02:21:34,900 INFO L258 CegarLoopResult]: At program point L341(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,900 INFO L258 CegarLoopResult]: At program point L341-1(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,900 INFO L258 CegarLoopResult]: At program point L341-2(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-3(lines 326 344) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-4(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-5(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-6(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-7(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-8(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,901 INFO L258 CegarLoopResult]: At program point L341-9(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L341-10(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L341-11(lines 326 344) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L409(lines 404 412) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L409-1(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L409-2(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L409-3(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,902 INFO L258 CegarLoopResult]: At program point L277(lines 270 280) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,903 INFO L258 CegarLoopResult]: At program point L409-4(lines 404 412) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:21:34,903 INFO L258 CegarLoopResult]: At program point L277-1(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,903 INFO L258 CegarLoopResult]: At program point L409-5(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,904 INFO L258 CegarLoopResult]: At program point L277-2(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,904 INFO L258 CegarLoopResult]: At program point L409-6(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,904 INFO L258 CegarLoopResult]: At program point L277-3(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,904 INFO L258 CegarLoopResult]: At program point L409-7(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,904 INFO L258 CegarLoopResult]: At program point L277-4(lines 270 280) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2021-10-11 02:21:34,905 INFO L258 CegarLoopResult]: At program point L409-8(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L277-5(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L409-9(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L277-6(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L409-10(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L277-7(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,906 INFO L258 CegarLoopResult]: At program point L409-11(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,907 INFO L258 CegarLoopResult]: At program point L277-8(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,907 INFO L258 CegarLoopResult]: At program point L409-12(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L277-9(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L409-13(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L277-10(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L409-14(lines 404 412) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L277-11(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L277-12(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,908 INFO L258 CegarLoopResult]: At program point L277-13(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,909 INFO L258 CegarLoopResult]: At program point L277-14(lines 270 280) the Hoare annotation is: false [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point L216(lines 216 233) no Hoare annotation was computed. [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point L216-1(lines 216 233) no Hoare annotation was computed. [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point L216-2(lines 216 233) no Hoare annotation was computed. [2021-10-11 02:21:34,909 INFO L258 CegarLoopResult]: At program point L943-2(lines 943 957) the Hoare annotation is: false [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:34,909 INFO L262 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-10-11 02:21:34,910 INFO L258 CegarLoopResult]: At program point L286(lines 281 289) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2) (and .cse0 .cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse2) (and .cse0 .cse3 .cse4 .cse2 .cse1))) [2021-10-11 02:21:34,910 INFO L258 CegarLoopResult]: At program point L286-1(lines 281 289) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,910 INFO L262 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2021-10-11 02:21:34,910 INFO L258 CegarLoopResult]: At program point L286-2(lines 281 289) the Hoare annotation is: false [2021-10-11 02:21:34,910 INFO L262 CegarLoopResult]: For program point L220-1(lines 220 228) no Hoare annotation was computed. [2021-10-11 02:21:34,910 INFO L258 CegarLoopResult]: At program point L286-3(lines 281 289) the Hoare annotation is: false [2021-10-11 02:21:34,910 INFO L258 CegarLoopResult]: At program point L286-4(lines 281 289) the Hoare annotation is: false [2021-10-11 02:21:34,911 INFO L262 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2021-10-11 02:21:34,911 INFO L258 CegarLoopResult]: At program point L286-5(lines 281 289) the Hoare annotation is: false [2021-10-11 02:21:34,911 INFO L262 CegarLoopResult]: For program point L947(lines 947 951) no Hoare annotation was computed. [2021-10-11 02:21:34,911 INFO L262 CegarLoopResult]: For program point L947-1(lines 947 951) no Hoare annotation was computed. [2021-10-11 02:21:34,912 INFO L262 CegarLoopResult]: For program point L354(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,912 INFO L262 CegarLoopResult]: For program point L354-2(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,912 INFO L262 CegarLoopResult]: For program point L354-3(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,912 INFO L262 CegarLoopResult]: For program point L354-5(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,912 INFO L262 CegarLoopResult]: For program point L354-6(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,918 INFO L262 CegarLoopResult]: For program point L354-8(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,918 INFO L262 CegarLoopResult]: For program point L354-9(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,918 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1022) no Hoare annotation was computed. [2021-10-11 02:21:34,918 INFO L262 CegarLoopResult]: For program point L354-11(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L354-12(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L265 CegarLoopResult]: At program point L1015-1(lines 1015 1022) the Hoare annotation is: true [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L354-14(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L354-15(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L354-17(lines 354 358) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point L92-2(lines 86 97) no Hoare annotation was computed. [2021-10-11 02:21:34,919 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360(lines 345 363) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360-1(lines 345 363) the Hoare annotation is: false [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360-2(lines 345 363) the Hoare annotation is: false [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360-3(lines 345 363) the Hoare annotation is: false [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360-4(lines 345 363) the Hoare annotation is: false [2021-10-11 02:21:34,920 INFO L258 CegarLoopResult]: At program point L360-5(lines 345 363) the Hoare annotation is: false [2021-10-11 02:21:34,920 INFO L262 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-3(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-4(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-5(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-6(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-7(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-8(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,921 INFO L262 CegarLoopResult]: For program point L164-9(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,922 INFO L262 CegarLoopResult]: For program point L164-10(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,922 INFO L262 CegarLoopResult]: For program point L164-11(lines 164 181) no Hoare annotation was computed. [2021-10-11 02:21:34,922 INFO L265 CegarLoopResult]: At program point L1024(lines 1005 1027) the Hoare annotation is: true [2021-10-11 02:21:34,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:34 BoogieIcfgContainer [2021-10-11 02:21:34,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:34,995 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:34,995 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:34,996 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:34,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:14" (3/4) ... [2021-10-11 02:21:34,999 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:35,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:21:35,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:21:35,036 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:21:35,039 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:35,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:35,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:35,045 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:35,076 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:21:35,077 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:21:35,078 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:35,079 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:35,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:35,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:35,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:35,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:35,089 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:35,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:21:35,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:35,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:21:35,223 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d530009-593c-4271-9b9d-600deff4c629/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:35,223 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:35,224 INFO L168 Benchmark]: Toolchain (without parser) took 24642.88 ms. Allocated memory was 67.1 MB in the beginning and 144.7 MB in the end (delta: 77.6 MB). Free memory was 47.5 MB in the beginning and 96.6 MB in the end (delta: -49.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,225 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 48.1 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:35,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.04 ms. Allocated memory is still 67.1 MB. Free memory was 47.4 MB in the beginning and 30.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.83 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 30.6 MB in the beginning and 61.3 MB in the end (delta: -30.6 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,226 INFO L168 Benchmark]: Boogie Preprocessor took 88.58 ms. Allocated memory is still 81.8 MB. Free memory was 60.9 MB in the beginning and 57.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,227 INFO L168 Benchmark]: RCFGBuilder took 2737.05 ms. Allocated memory is still 81.8 MB. Free memory was 56.7 MB in the beginning and 45.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,227 INFO L168 Benchmark]: TraceAbstraction took 20803.00 ms. Allocated memory was 81.8 MB in the beginning and 144.7 MB in the end (delta: 62.9 MB). Free memory was 44.5 MB in the beginning and 115.4 MB in the end (delta: -70.9 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,227 INFO L168 Benchmark]: Witness Printer took 228.23 ms. Allocated memory is still 144.7 MB. Free memory was 115.4 MB in the beginning and 96.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 48.1 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.04 ms. Allocated memory is still 67.1 MB. Free memory was 47.4 MB in the beginning and 30.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.83 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 30.6 MB in the beginning and 61.3 MB in the end (delta: -30.6 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.58 ms. Allocated memory is still 81.8 MB. Free memory was 60.9 MB in the beginning and 57.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2737.05 ms. Allocated memory is still 81.8 MB. Free memory was 56.7 MB in the beginning and 45.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20803.00 ms. Allocated memory was 81.8 MB in the beginning and 144.7 MB in the end (delta: 62.9 MB). Free memory was 44.5 MB in the beginning and 115.4 MB in the end (delta: -70.9 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. * Witness Printer took 228.23 ms. Allocated memory is still 144.7 MB. Free memory was 115.4 MB in the beginning and 96.6 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: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: 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: 404]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1777 SDtfs, 2008 SDslu, 3227 SDs, 0 SdLazy, 529 SolverSat, 86 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 785 GetRequests, 721 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 760 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 97 LocationsWithAnnotation, 97 PreInvPairs, 199 NumberOfFragments, 837 HoareAnnotationTreeSize, 97 FomulaSimplifications, 119192 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 97 FomulaSimplificationsInter, 25621 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 728 ConstructedInterpolants, 0 QuantifiedInterpolants, 100670 SizeOfPredicates, 26 NumberOfNonLiveVariables, 2947 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 88/112 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...