./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.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_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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_bccf9151-a522-4900-83a9-bb08d6de1827/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 df4aa9904b22b6376014a77f575431b8f0cedef3 ............................................................................................................................................ 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_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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_bccf9151-a522-4900-83a9-bb08d6de1827/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 df4aa9904b22b6376014a77f575431b8f0cedef3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:21:33,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:33,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:34,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:34,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:34,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:34,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:34,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:34,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:34,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:34,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:34,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:34,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:34,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:34,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:34,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:34,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:34,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:34,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:34,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:34,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:34,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:34,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:34,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:34,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:34,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:34,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:34,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:34,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:34,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:34,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:34,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:34,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:34,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:34,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:34,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:34,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:34,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:34,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:34,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:34,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:34,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:34,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:34,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:34,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:34,117 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:34,118 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:34,118 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:34,118 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:34,118 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:34,118 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:34,119 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:34,119 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:34,119 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:34,120 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:34,120 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:34,120 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:34,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:34,121 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:34,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:34,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:34,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:34,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:34,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:34,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:34,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:34,123 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:34,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:34,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:34,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:34,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:34,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:34,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:34,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:34,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:34,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:34,130 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:34,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:34,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:34,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:34,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:34,132 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_bccf9151-a522-4900-83a9-bb08d6de1827/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df4aa9904b22b6376014a77f575431b8f0cedef3 [2021-10-11 02:21:34,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:34,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:34,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:34,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:34,476 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:34,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-11 02:21:34,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/04b9d704c/def526f9068e4871a12e1824e8af624f/FLAGeef6433ed [2021-10-11 02:21:35,063 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:35,064 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-11 02:21:35,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/04b9d704c/def526f9068e4871a12e1824e8af624f/FLAGeef6433ed [2021-10-11 02:21:35,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/04b9d704c/def526f9068e4871a12e1824e8af624f [2021-10-11 02:21:35,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:35,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:35,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:35,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:35,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:35,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:35" (1/1) ... [2021-10-11 02:21:35,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338c7605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:35, skipping insertion in model container [2021-10-11 02:21:35,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:35" (1/1) ... [2021-10-11 02:21:35,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:35,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:35,685 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_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2021-10-11 02:21:35,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:35,811 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 02:21:35,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76960e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:35, skipping insertion in model container [2021-10-11 02:21:35,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:35,812 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:35,814 INFO L168 Benchmark]: Toolchain (without parser) took 402.71 ms. Allocated memory is still 102.8 MB. Free memory was 68.7 MB in the beginning and 75.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,815 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:35,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.85 ms. Allocated memory is still 102.8 MB. Free memory was 68.5 MB in the beginning and 75.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:35,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 399.85 ms. Allocated memory is still 102.8 MB. Free memory was 68.5 MB in the beginning and 75.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 148]: 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 02:21:38,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:38,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:38,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:38,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:38,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:38,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:38,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:38,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:38,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:38,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:38,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:38,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:38,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:38,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:38,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:38,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:38,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:38,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:38,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:38,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:38,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:38,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:38,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:38,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:38,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:38,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:38,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:38,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:38,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:38,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:38,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:38,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:38,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:38,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:38,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:38,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:38,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:38,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:38,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:38,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:38,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:38,338 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:38,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:38,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:38,340 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:38,340 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:38,340 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:38,341 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:38,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:38,341 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:38,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:38,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:38,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:38,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:38,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:38,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:38,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:38,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:38,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:38,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:38,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:38,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:38,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:38,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:38,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:38,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:38,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:38,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:38,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:38,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:38,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:38,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:38,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:38,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:38,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:38,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:38,350 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_bccf9151-a522-4900-83a9-bb08d6de1827/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df4aa9904b22b6376014a77f575431b8f0cedef3 [2021-10-11 02:21:38,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:38,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:38,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:38,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:38,793 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:38,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-11 02:21:38,870 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/e19c8c1a4/c3baf25b490447b095b80a8ea91a47c2/FLAG01b1e7555 [2021-10-11 02:21:39,549 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:39,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-11 02:21:39,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/e19c8c1a4/c3baf25b490447b095b80a8ea91a47c2/FLAG01b1e7555 [2021-10-11 02:21:39,868 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/data/e19c8c1a4/c3baf25b490447b095b80a8ea91a47c2 [2021-10-11 02:21:39,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:39,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:39,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:39,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:39,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:39,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:39" (1/1) ... [2021-10-11 02:21:39,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bde8750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:39, skipping insertion in model container [2021-10-11 02:21:39,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:39" (1/1) ... [2021-10-11 02:21:39,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:39,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:40,177 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_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2021-10-11 02:21:40,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:40,490 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:40,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:40,503 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_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2021-10-11 02:21:40,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:40,588 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:40,603 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_bccf9151-a522-4900-83a9-bb08d6de1827/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1281,1294] [2021-10-11 02:21:40,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:40,750 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:40,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40 WrapperNode [2021-10-11 02:21:40,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:40,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:40,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:40,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:40,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:40,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:40,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:40,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:40,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... [2021-10-11 02:21:40,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:40,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:40,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:40,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:40,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:43,649 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:43,650 INFO L299 CfgBuilder]: Removed 278 assume(true) statements. [2021-10-11 02:21:43,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:43 BoogieIcfgContainer [2021-10-11 02:21:43,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:43,653 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:43,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:43,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:43,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:39" (1/3) ... [2021-10-11 02:21:43,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5faaa058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:43, skipping insertion in model container [2021-10-11 02:21:43,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:40" (2/3) ... [2021-10-11 02:21:43,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5faaa058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:43, skipping insertion in model container [2021-10-11 02:21:43,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:43" (3/3) ... [2021-10-11 02:21:43,659 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2021-10-11 02:21:43,673 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:43,676 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:43,687 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:43,711 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:43,711 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:43,712 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:43,712 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:43,712 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:43,712 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:43,712 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:43,712 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2021-10-11 02:21:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:21:43,734 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:43,735 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:43,735 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:43,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:43,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2021-10-11 02:21:43,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:43,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531872683] [2021-10-11 02:21:43,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:43,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:43,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:44,009 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 02:21:44,009 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:44,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531872683] [2021-10-11 02:21:44,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:44,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:44,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731378116] [2021-10-11 02:21:44,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:44,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:44,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:44,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:44,031 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2021-10-11 02:21:44,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:44,071 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2021-10-11 02:21:44,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:44,073 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:21:44,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:44,087 INFO L225 Difference]: With dead ends: 379 [2021-10-11 02:21:44,088 INFO L226 Difference]: Without dead ends: 189 [2021-10-11 02:21:44,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 02:21:44,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-10-11 02:21:44,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-10-11 02:21:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2021-10-11 02:21:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2021-10-11 02:21:44,168 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2021-10-11 02:21:44,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:44,169 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2021-10-11 02:21:44,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-10-11 02:21:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:21:44,171 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:44,171 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 02:21:44,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,380 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:44,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:44,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2021-10-11 02:21:44,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:44,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [936417797] [2021-10-11 02:21:44,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:44,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:44,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:44,630 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 02:21:44,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:44,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [936417797] [2021-10-11 02:21:44,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:44,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:44,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423391484] [2021-10-11 02:21:44,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:44,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:44,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:44,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:44,641 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2021-10-11 02:21:44,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:44,658 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-10-11 02:21:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:44,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:21:44,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:44,673 INFO L225 Difference]: With dead ends: 189 [2021-10-11 02:21:44,673 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:21:44,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 02:21:44,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:21:44,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:21:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:21:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-11 02:21:44,683 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-11 02:21:44,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:44,683 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-11 02:21:44,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-11 02:21:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:21:44,684 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:44,684 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] [2021-10-11 02:21:44,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,885 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:44,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:44,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2021-10-11 02:21:44,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:44,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [619541289] [2021-10-11 02:21:44,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:45,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:45,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:45,126 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 02:21:45,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:45,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [619541289] [2021-10-11 02:21:45,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:45,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:45,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535949144] [2021-10-11 02:21:45,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:45,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:45,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:45,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:45,129 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2021-10-11 02:21:45,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:45,142 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2021-10-11 02:21:45,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:45,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:21:45,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:45,152 INFO L225 Difference]: With dead ends: 139 [2021-10-11 02:21:45,152 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:21:45,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 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 02:21:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:21:45,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:21:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:21:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-11 02:21:45,177 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-11 02:21:45,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:45,177 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-11 02:21:45,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-11 02:21:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:21:45,179 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:45,179 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] [2021-10-11 02:21:45,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:45,380 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:45,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:45,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2021-10-11 02:21:45,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:45,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868624014] [2021-10-11 02:21:45,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:45,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:45,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:45,615 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 02:21:45,615 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:45,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [868624014] [2021-10-11 02:21:45,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:45,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:45,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928315471] [2021-10-11 02:21:45,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:45,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:45,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:45,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:45,620 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2021-10-11 02:21:45,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:45,717 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2021-10-11 02:21:45,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:45,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:21:45,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:45,723 INFO L225 Difference]: With dead ends: 149 [2021-10-11 02:21:45,723 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:21:45,726 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 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 02:21:45,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:21:45,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2021-10-11 02:21:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-10-11 02:21:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2021-10-11 02:21:45,748 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2021-10-11 02:21:45,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:45,750 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2021-10-11 02:21:45,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-10-11 02:21:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:21:45,755 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:45,755 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] [2021-10-11 02:21:45,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:45,967 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:45,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:45,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2021-10-11 02:21:45,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:45,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1439032974] [2021-10-11 02:21:45,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:46,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:46,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:46,238 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 02:21:46,238 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:46,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1439032974] [2021-10-11 02:21:46,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:46,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:46,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375228080] [2021-10-11 02:21:46,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:46,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:46,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:46,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:46,242 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2021-10-11 02:21:46,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:46,377 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2021-10-11 02:21:46,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:46,378 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:21:46,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:46,381 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:21:46,381 INFO L226 Difference]: Without dead ends: 137 [2021-10-11 02:21:46,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 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 02:21:46,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-11 02:21:46,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2021-10-11 02:21:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2021-10-11 02:21:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2021-10-11 02:21:46,413 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2021-10-11 02:21:46,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:46,414 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2021-10-11 02:21:46,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2021-10-11 02:21:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:21:46,416 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:46,416 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] [2021-10-11 02:21:46,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:46,629 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:46,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:46,629 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2021-10-11 02:21:46,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:46,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1451291162] [2021-10-11 02:21:46,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:46,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:46,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:46,872 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 02:21:46,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:46,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1451291162] [2021-10-11 02:21:46,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:46,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:46,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533075018] [2021-10-11 02:21:46,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:46,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:46,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:46,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:46,874 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand 5 states. [2021-10-11 02:21:46,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:46,998 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2021-10-11 02:21:46,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:21:46,999 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:21:46,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,001 INFO L225 Difference]: With dead ends: 436 [2021-10-11 02:21:47,002 INFO L226 Difference]: Without dead ends: 353 [2021-10-11 02:21:47,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 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 02:21:47,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-10-11 02:21:47,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2021-10-11 02:21:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2021-10-11 02:21:47,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2021-10-11 02:21:47,022 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2021-10-11 02:21:47,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,022 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2021-10-11 02:21:47,022 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:47,022 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2021-10-11 02:21:47,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:47,023 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,024 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] [2021-10-11 02:21:47,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,243 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:47,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:47,243 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2021-10-11 02:21:47,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:47,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1050836560] [2021-10-11 02:21:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:47,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:47,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:47,487 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 02:21:47,487 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:47,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1050836560] [2021-10-11 02:21:47,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:47,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:47,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320248550] [2021-10-11 02:21:47,488 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:47,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:47,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:47,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:47,489 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand 5 states. [2021-10-11 02:21:47,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:47,708 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2021-10-11 02:21:47,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:21:47,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:21:47,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,712 INFO L225 Difference]: With dead ends: 628 [2021-10-11 02:21:47,712 INFO L226 Difference]: Without dead ends: 470 [2021-10-11 02:21:47,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 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 02:21:47,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2021-10-11 02:21:47,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2021-10-11 02:21:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-10-11 02:21:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2021-10-11 02:21:47,731 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2021-10-11 02:21:47,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,731 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2021-10-11 02:21:47,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:47,732 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2021-10-11 02:21:47,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:47,732 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,732 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] [2021-10-11 02:21:47,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,952 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:47,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:47,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2021-10-11 02:21:47,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:47,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1318101886] [2021-10-11 02:21:47,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,202 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 02:21:48,202 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1318101886] [2021-10-11 02:21:48,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:48,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383453613] [2021-10-11 02:21:48,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:21:48,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:21:48,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:21:48,204 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 4 states. [2021-10-11 02:21:48,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,282 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2021-10-11 02:21:48,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:21:48,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-10-11 02:21:48,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,290 INFO L225 Difference]: With dead ends: 391 [2021-10-11 02:21:48,290 INFO L226 Difference]: Without dead ends: 234 [2021-10-11 02:21:48,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 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 02:21:48,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-10-11 02:21:48,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2021-10-11 02:21:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2021-10-11 02:21:48,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2021-10-11 02:21:48,315 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2021-10-11 02:21:48,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,316 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2021-10-11 02:21:48,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:21:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2021-10-11 02:21:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:21:48,317 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,318 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] [2021-10-11 02:21:48,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,530 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:48,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:48,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2021-10-11 02:21:48,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:48,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575960033] [2021-10-11 02:21:48,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,790 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 02:21:48,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:48,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1575960033] [2021-10-11 02:21:48,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:48,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:48,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313721791] [2021-10-11 02:21:48,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:48,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:48,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:48,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:48,793 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2021-10-11 02:21:48,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:48,847 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2021-10-11 02:21:48,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:48,848 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:21:48,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:48,852 INFO L225 Difference]: With dead ends: 397 [2021-10-11 02:21:48,852 INFO L226 Difference]: Without dead ends: 228 [2021-10-11 02:21:48,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 02:21:48,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-10-11 02:21:48,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-10-11 02:21:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-10-11 02:21:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2021-10-11 02:21:48,880 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2021-10-11 02:21:48,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:48,880 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2021-10-11 02:21:48,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2021-10-11 02:21:48,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:48,881 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:48,881 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 02:21:49,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:21:49,103 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:49,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:49,104 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2021-10-11 02:21:49,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:49,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475683471] [2021-10-11 02:21:49,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,367 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 02:21:49,367 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:49,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475683471] [2021-10-11 02:21:49,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:49,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:49,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2799469] [2021-10-11 02:21:49,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:49,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:49,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:49,370 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2021-10-11 02:21:49,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:49,437 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2021-10-11 02:21:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:49,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:21:49,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:49,440 INFO L225 Difference]: With dead ends: 365 [2021-10-11 02:21:49,440 INFO L226 Difference]: Without dead ends: 363 [2021-10-11 02:21:49,441 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:49,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-10-11 02:21:49,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2021-10-11 02:21:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 02:21:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2021-10-11 02:21:49,471 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2021-10-11 02:21:49,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:49,471 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2021-10-11 02:21:49,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2021-10-11 02:21:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:21:49,473 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:49,473 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:49,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:21:49,692 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:49,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:49,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2021-10-11 02:21:49,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:49,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [56893708] [2021-10-11 02:21:49,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/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 02:21:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:49,956 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:49,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [56893708] [2021-10-11 02:21:49,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:49,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:49,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475880332] [2021-10-11 02:21:49,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:49,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:49,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:49,959 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 3 states. [2021-10-11 02:21:51,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:51,542 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2021-10-11 02:21:51,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:51,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-10-11 02:21:51,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:51,545 INFO L225 Difference]: With dead ends: 436 [2021-10-11 02:21:51,545 INFO L226 Difference]: Without dead ends: 213 [2021-10-11 02:21:51,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 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 02:21:51,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-11 02:21:51,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-10-11 02:21:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2021-10-11 02:21:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2021-10-11 02:21:51,570 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2021-10-11 02:21:51,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:51,570 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2021-10-11 02:21:51,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:51,571 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2021-10-11 02:21:51,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:21:51,571 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:51,572 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] [2021-10-11 02:21:51,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:21:51,780 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:51,780 INFO L82 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2021-10-11 02:21:51,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:51,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2111338566] [2021-10-11 02:21:51,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:52,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:21:52,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:21:52,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:52,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2111338566] [2021-10-11 02:21:52,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:52,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:21:52,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415264835] [2021-10-11 02:21:52,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:52,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:52,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:52,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:52,134 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 6 states. [2021-10-11 02:21:54,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:54,042 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2021-10-11 02:21:54,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 02:21:54,042 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2021-10-11 02:21:54,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:54,043 INFO L225 Difference]: With dead ends: 678 [2021-10-11 02:21:54,043 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:21:54,044 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:21:54,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:21:54,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:21:54,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:21:54,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:21:54,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:21:54,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:54,045 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:21:54,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:54,046 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:21:54,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:54,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:21:54,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:21:54,567 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 66 [2021-10-11 02:21:54,775 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 84 [2021-10-11 02:21:54,966 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-10-11 02:21:55,501 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 23 [2021-10-11 02:21:55,718 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 22 [2021-10-11 02:21:55,920 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 24 [2021-10-11 02:21:56,319 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2021-10-11 02:21:56,723 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 31 [2021-10-11 02:21:57,140 WARN L197 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 25 [2021-10-11 02:21:57,547 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 28 [2021-10-11 02:21:57,937 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 31 [2021-10-11 02:21:58,241 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2021-10-11 02:21:58,245 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,245 INFO L258 CegarLoopResult]: At program point L631(lines 624 634) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2021-10-11 02:21:58,245 INFO L258 CegarLoopResult]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,246 INFO L258 CegarLoopResult]: At program point L631-2(lines 624 634) the Hoare annotation is: false [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565-1(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565-2(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565-3(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565-4(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,246 INFO L262 CegarLoopResult]: For program point L565-5(lines 565 573) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L865(lines 865 869) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L865-3(lines 865 869) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L865-6(lines 865 869) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-1(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-2(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-3(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-4(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-5(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-6(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-7(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-8(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-9(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-10(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L262 CegarLoopResult]: For program point L535-11(lines 535 552) no Hoare annotation was computed. [2021-10-11 02:21:58,247 INFO L258 CegarLoopResult]: At program point L503(lines 502 521) the Hoare annotation is: (let ((.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse1 .cse5 .cse6 .cse4))) [2021-10-11 02:21:58,248 INFO L262 CegarLoopResult]: For program point L503-1(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:21:58,248 INFO L258 CegarLoopResult]: At program point L503-2(lines 502 521) the Hoare annotation is: false [2021-10-11 02:21:58,248 INFO L258 CegarLoopResult]: At program point L503-3(lines 502 521) the Hoare annotation is: false [2021-10-11 02:21:58,248 INFO L262 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-11 02:21:58,248 INFO L258 CegarLoopResult]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse4) (and .cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 .cse7 .cse6 .cse4) (and .cse1 .cse5 .cse7 .cse6 .cse4))) [2021-10-11 02:21:58,249 INFO L262 CegarLoopResult]: For program point L736(lines 736 753) no Hoare annotation was computed. [2021-10-11 02:21:58,249 INFO L258 CegarLoopResult]: At program point L736-1(lines 1 995) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse4) (and .cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 .cse7 .cse6 .cse4) (and .cse1 .cse5 .cse7 .cse6 .cse4))) [2021-10-11 02:21:58,249 INFO L258 CegarLoopResult]: At program point L769-2(lines 769 783) the Hoare annotation is: false [2021-10-11 02:21:58,249 INFO L262 CegarLoopResult]: For program point L736-2(lines 736 753) no Hoare annotation was computed. [2021-10-11 02:21:58,249 INFO L258 CegarLoopResult]: At program point L736-3(lines 1 995) the Hoare annotation is: false [2021-10-11 02:21:58,249 INFO L262 CegarLoopResult]: For program point L736-4(lines 736 753) no Hoare annotation was computed. [2021-10-11 02:21:58,249 INFO L258 CegarLoopResult]: At program point L736-5(lines 1 995) the Hoare annotation is: false [2021-10-11 02:21:58,249 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,251 INFO L258 CegarLoopResult]: At program point L902(lines 897 905) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2))) [2021-10-11 02:21:58,251 INFO L258 CegarLoopResult]: At program point L902-1(lines 897 905) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse4) (and .cse5 .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4))) [2021-10-11 02:21:58,252 INFO L258 CegarLoopResult]: At program point L902-2(lines 897 905) the Hoare annotation is: false [2021-10-11 02:21:58,252 INFO L258 CegarLoopResult]: At program point L902-3(lines 897 905) the Hoare annotation is: false [2021-10-11 02:21:58,252 INFO L262 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2021-10-11 02:21:58,252 INFO L258 CegarLoopResult]: At program point L902-4(lines 897 905) the Hoare annotation is: false [2021-10-11 02:21:58,252 INFO L258 CegarLoopResult]: At program point L902-5(lines 897 905) the Hoare annotation is: false [2021-10-11 02:21:58,252 INFO L262 CegarLoopResult]: For program point L539(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,252 INFO L262 CegarLoopResult]: For program point L539-1(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,252 INFO L262 CegarLoopResult]: For program point L539-2(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-3(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-4(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-5(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-6(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-7(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-8(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-9(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,253 INFO L262 CegarLoopResult]: For program point L539-10(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,254 INFO L262 CegarLoopResult]: For program point L539-11(lines 539 547) no Hoare annotation was computed. [2021-10-11 02:21:58,254 INFO L258 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: false [2021-10-11 02:21:58,254 INFO L258 CegarLoopResult]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2 (= (_ bv0 32) ~pumpRunning~0) .cse3))) [2021-10-11 02:21:58,254 INFO L258 CegarLoopResult]: At program point L640-1(lines 635 643) the Hoare annotation is: false [2021-10-11 02:21:58,254 INFO L258 CegarLoopResult]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2021-10-11 02:21:58,254 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,254 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,254 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,255 INFO L262 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L740(lines 740 750) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L773-1(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L740-2(lines 740 750) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L740-4(lines 740 750) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L708-2(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,256 INFO L262 CegarLoopResult]: For program point L708-3(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,257 INFO L262 CegarLoopResult]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:21:58,257 INFO L262 CegarLoopResult]: For program point L708-5(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,257 INFO L258 CegarLoopResult]: At program point L510(lines 510 516) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse1 .cse2 .cse4 .cse3) (and .cse1 .cse5 .cse4 .cse3) (and .cse0 .cse1 .cse5 .cse3))) [2021-10-11 02:21:58,257 INFO L262 CegarLoopResult]: For program point L708-6(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,257 INFO L258 CegarLoopResult]: At program point L510-1(lines 510 516) the Hoare annotation is: false [2021-10-11 02:21:58,257 INFO L262 CegarLoopResult]: For program point L708-8(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,257 INFO L258 CegarLoopResult]: At program point L510-2(lines 510 516) the Hoare annotation is: false [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-9(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-11(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-12(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-14(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-15(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L708-17(lines 708 712) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L942(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,258 INFO L262 CegarLoopResult]: For program point L942-1(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,259 INFO L262 CegarLoopResult]: For program point L942-2(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,259 INFO L262 CegarLoopResult]: For program point L942-3(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,259 INFO L262 CegarLoopResult]: For program point L942-4(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,259 INFO L262 CegarLoopResult]: For program point L942-5(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-6(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-7(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-8(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-9(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-10(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L942-11(lines 942 948) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L262 CegarLoopResult]: For program point L844(lines 844 851) no Hoare annotation was computed. [2021-10-11 02:21:58,260 INFO L265 CegarLoopResult]: At program point L844-1(lines 844 851) the Hoare annotation is: true [2021-10-11 02:21:58,261 INFO L262 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-11 02:21:58,261 INFO L258 CegarLoopResult]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse1 .cse5 .cse6 .cse3 .cse4))) [2021-10-11 02:21:58,261 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,261 INFO L258 CegarLoopResult]: At program point L714(lines 699 717) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,261 INFO L258 CegarLoopResult]: At program point L714-1(lines 699 717) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L714-2(lines 699 717) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L714-3(lines 699 717) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L714-4(lines 699 717) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L714-5(lines 699 717) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-1(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-2(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-3(lines 938 951) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-4(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-5(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-6(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-7(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-8(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,262 INFO L258 CegarLoopResult]: At program point L947-9(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,263 INFO L258 CegarLoopResult]: At program point L947-10(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,263 INFO L258 CegarLoopResult]: At program point L947-11(lines 938 951) the Hoare annotation is: false [2021-10-11 02:21:58,263 INFO L258 CegarLoopResult]: At program point L817(lines 813 819) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L587(lines 587 604) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L587-1(lines 587 604) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L587-2(lines 587 604) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L258 CegarLoopResult]: At program point L984(lines 1 995) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,263 INFO L265 CegarLoopResult]: At program point L853(lines 834 856) the Hoare annotation is: true [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,263 INFO L262 CegarLoopResult]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,264 INFO L262 CegarLoopResult]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,264 INFO L262 CegarLoopResult]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,264 INFO L262 CegarLoopResult]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,264 INFO L262 CegarLoopResult]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,264 INFO L262 CegarLoopResult]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-18(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-20(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-21(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-23(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-24(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,265 INFO L262 CegarLoopResult]: For program point L689-26(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-27(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-29(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-30(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-32(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-33(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L591(lines 591 599) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L591-1(lines 591 599) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L689-35(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L591-2(lines 591 599) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L725(lines 720 727) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,266 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L957(lines 952 960) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L957-1(lines 952 960) the Hoare annotation is: false [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L957-2(lines 952 960) the Hoare annotation is: false [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L957-3(lines 952 960) the Hoare annotation is: false [2021-10-11 02:21:58,266 INFO L258 CegarLoopResult]: At program point L957-4(lines 952 960) the Hoare annotation is: false [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L957-5(lines 952 960) the Hoare annotation is: false [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561-1(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561-2(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561-3(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561-4(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L561-5(lines 561 578) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L992(lines 987 995) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L695(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L695-1(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,267 INFO L258 CegarLoopResult]: At program point L695-3(lines 680 698) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-6(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-7(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-8(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,268 INFO L258 CegarLoopResult]: At program point L695-9(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,269 INFO L258 CegarLoopResult]: At program point L695-10(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,269 INFO L258 CegarLoopResult]: At program point L695-11(lines 680 698) the Hoare annotation is: false [2021-10-11 02:21:58,269 INFO L262 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-11 02:21:58,269 INFO L262 CegarLoopResult]: For program point L101-2(lines 503 509) no Hoare annotation was computed. [2021-10-11 02:21:58,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:58 BoogieIcfgContainer [2021-10-11 02:21:58,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:58,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:58,310 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:58,310 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:58,310 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:43" (3/4) ... [2021-10-11 02:21:58,313 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:58,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:21:58,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:21:58,343 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:21:58,344 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:21:58,346 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:58,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:58,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:58,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,379 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,381 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:21:58,383 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:58,384 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:21:58,483 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bccf9151-a522-4900-83a9-bb08d6de1827/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:58,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:58,485 INFO L168 Benchmark]: Toolchain (without parser) took 18610.69 ms. Allocated memory was 54.5 MB in the beginning and 134.2 MB in the end (delta: 79.7 MB). Free memory was 32.4 MB in the beginning and 109.4 MB in the end (delta: -77.1 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,485 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:58,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.54 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 32.2 MB in the beginning and 40.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.67 ms. Allocated memory is still 75.5 MB. Free memory was 40.4 MB in the beginning and 56.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,486 INFO L168 Benchmark]: Boogie Preprocessor took 89.85 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 52.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,487 INFO L168 Benchmark]: RCFGBuilder took 2716.47 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 52.8 MB in the beginning and 55.5 MB in the end (delta: -2.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,487 INFO L168 Benchmark]: TraceAbstraction took 14655.64 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 54.9 MB in the beginning and 50.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,488 INFO L168 Benchmark]: Witness Printer took 174.36 ms. Allocated memory is still 134.2 MB. Free memory was 50.9 MB in the beginning and 109.4 MB in the end (delta: -58.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 873.54 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 32.2 MB in the beginning and 40.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.67 ms. Allocated memory is still 75.5 MB. Free memory was 40.4 MB in the beginning and 56.8 MB in the end (delta: -16.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.85 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 52.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2716.47 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 52.8 MB in the beginning and 55.5 MB in the end (delta: -2.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14655.64 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 54.9 MB in the beginning and 50.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. * Witness Printer took 174.36 ms. Allocated memory is still 134.2 MB. Free memory was 50.9 MB in the beginning and 109.4 MB in the end (delta: -58.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.5s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1489 SDtfs, 1433 SDslu, 1909 SDs, 0 SdLazy, 269 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 428 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred 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, 12 MinimizatonAttempts, 682 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 229 NumberOfFragments, 916 HoareAnnotationTreeSize, 67 FomulaSimplifications, 91347 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 67 FomulaSimplificationsInter, 28629 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 35258 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2582 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 42/42 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...