./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product52.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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 4a7d01a18e8eb658e3fdab12793134365cb1bc41 ............................................................................................................................................ 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 4a7d01a18e8eb658e3fdab12793134365cb1bc41 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:29:26,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:26,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:26,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:26,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:26,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:26,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:26,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:26,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:26,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:26,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:26,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:26,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:26,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:26,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:27,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:27,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:27,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:27,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:27,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:27,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:27,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:27,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:27,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:27,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:27,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:27,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:27,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:27,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:27,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:27,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:27,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:27,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:27,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:27,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:27,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:27,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:27,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:27,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:27,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:27,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:27,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:27,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:27,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:27,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:27,058 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:27,058 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:27,059 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:27,059 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:27,059 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:27,059 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:27,060 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:27,060 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:27,060 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:27,060 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:27,061 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:27,061 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:27,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:27,062 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:27,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:27,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:27,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:27,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:27,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:27,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:27,063 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:27,064 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:27,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:27,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:27,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:27,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:27,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:27,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:27,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:27,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:27,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:27,066 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:27,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:27,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:27,067 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:27,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:27,067 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7d01a18e8eb658e3fdab12793134365cb1bc41 [2021-10-11 02:29:27,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:27,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:27,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:27,372 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:27,373 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:27,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c [2021-10-11 02:29:27,469 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/61203b6f6/da9c01922b584769aee504a6179cd6c6/FLAG320fe5c70 [2021-10-11 02:29:28,047 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:28,048 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c [2021-10-11 02:29:28,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/61203b6f6/da9c01922b584769aee504a6179cd6c6/FLAG320fe5c70 [2021-10-11 02:29:28,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/61203b6f6/da9c01922b584769aee504a6179cd6c6 [2021-10-11 02:29:28,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:28,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:28,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:28,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:28,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:28,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:28" (1/1) ... [2021-10-11 02:29:28,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e97c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:28, skipping insertion in model container [2021-10-11 02:29:28,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:28" (1/1) ... [2021-10-11 02:29:28,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:28,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:28,761 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c[18107,18120] [2021-10-11 02:29:28,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:28,780 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 02:29:28,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cb08eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:28, skipping insertion in model container [2021-10-11 02:29:28,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:28,781 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:28,783 INFO L168 Benchmark]: Toolchain (without parser) took 422.52 ms. Allocated memory is still 102.8 MB. Free memory was 63.5 MB in the beginning and 75.6 MB in the end (delta: -12.1 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:28,784 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory was 80.6 MB in the beginning and 80.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:28,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.44 ms. Allocated memory is still 102.8 MB. Free memory was 63.3 MB in the beginning and 75.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:28,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory was 80.6 MB in the beginning and 80.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 419.44 ms. Allocated memory is still 102.8 MB. Free memory was 63.3 MB in the beginning and 75.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 479]: 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 02:29:31,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:31,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:31,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:31,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:31,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:31,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:31,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:31,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:31,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:31,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:31,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:31,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:31,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:31,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:31,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:31,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:31,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:31,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:31,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:31,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:31,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:31,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:31,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:31,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:31,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:31,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:31,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:31,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:31,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:31,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:31,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:31,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:31,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:31,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:31,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:31,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:31,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:31,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:31,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:31,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:31,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:31,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:31,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:31,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:31,451 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:31,451 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:31,452 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:31,452 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:31,452 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:31,452 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:31,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:31,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:31,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:31,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:31,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:31,455 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:31,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:31,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:31,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:31,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:31,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:31,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:31,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:31,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:31,457 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:31,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:31,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:31,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:31,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:31,458 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7d01a18e8eb658e3fdab12793134365cb1bc41 [2021-10-11 02:29:31,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:31,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:31,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:31,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:31,907 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:31,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c [2021-10-11 02:29:31,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/e6848c770/ffe37361fa554476bba14352b2f5dad9/FLAG04877f813 [2021-10-11 02:29:32,684 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:32,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c [2021-10-11 02:29:32,700 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/e6848c770/ffe37361fa554476bba14352b2f5dad9/FLAG04877f813 [2021-10-11 02:29:32,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/data/e6848c770/ffe37361fa554476bba14352b2f5dad9 [2021-10-11 02:29:32,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:32,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:32,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:32,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:32,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:32,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:32" (1/1) ... [2021-10-11 02:29:32,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd7b072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:32, skipping insertion in model container [2021-10-11 02:29:32,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:32" (1/1) ... [2021-10-11 02:29:32,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:33,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:33,435 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c[18107,18120] [2021-10-11 02:29:33,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:33,467 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:29:33,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:33,611 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c[18107,18120] [2021-10-11 02:29:33,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:33,629 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:33,718 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_7d7013de-eba1-4e43-aa7a-55d9a9db6487/sv-benchmarks/c/product-lines/minepump_spec4_product52.cil.c[18107,18120] [2021-10-11 02:29:33,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:33,770 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:33,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33 WrapperNode [2021-10-11 02:29:33,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:33,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:33,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:33,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:33,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:33,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:33,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:33,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:33,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... [2021-10-11 02:29:33,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:33,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:33,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:33,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:33,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:36,676 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:36,677 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:29:36,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:36 BoogieIcfgContainer [2021-10-11 02:29:36,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:36,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:36,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:36,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:36,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:32" (1/3) ... [2021-10-11 02:29:36,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd6fa8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:36, skipping insertion in model container [2021-10-11 02:29:36,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:33" (2/3) ... [2021-10-11 02:29:36,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd6fa8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:36, skipping insertion in model container [2021-10-11 02:29:36,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:36" (3/3) ... [2021-10-11 02:29:36,688 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product52.cil.c [2021-10-11 02:29:36,704 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:36,708 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:29:36,720 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:29:36,748 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:36,748 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:36,748 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:36,749 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:36,749 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:36,749 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:36,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:36,750 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2021-10-11 02:29:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:29:36,774 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:36,775 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:36,776 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:36,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:36,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1794729554, now seen corresponding path program 1 times [2021-10-11 02:29:36,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:36,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1601525608] [2021-10-11 02:29:36,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:37,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:37,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:37,164 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 02:29:37,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:37,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1601525608] [2021-10-11 02:29:37,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:37,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:37,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948673685] [2021-10-11 02:29:37,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:37,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:37,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:37,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:37,205 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2021-10-11 02:29:37,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:37,266 INFO L93 Difference]: Finished difference Result 232 states and 353 transitions. [2021-10-11 02:29:37,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:37,267 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:29:37,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:37,280 INFO L225 Difference]: With dead ends: 232 [2021-10-11 02:29:37,280 INFO L226 Difference]: Without dead ends: 115 [2021-10-11 02:29:37,283 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:37,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-10-11 02:29:37,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-10-11 02:29:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2021-10-11 02:29:37,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2021-10-11 02:29:37,359 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 16 [2021-10-11 02:29:37,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:37,360 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2021-10-11 02:29:37,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:37,360 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2021-10-11 02:29:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:29:37,365 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:37,365 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:37,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:37,577 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:37,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:37,578 INFO L82 PathProgramCache]: Analyzing trace with hash 529368141, now seen corresponding path program 1 times [2021-10-11 02:29:37,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:37,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992012623] [2021-10-11 02:29:37,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:37,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:37,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:37,887 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 02:29:37,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:37,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992012623] [2021-10-11 02:29:37,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:37,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:37,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421756199] [2021-10-11 02:29:37,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:37,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:37,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:37,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:37,891 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand 3 states. [2021-10-11 02:29:37,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:37,903 INFO L93 Difference]: Finished difference Result 115 states and 168 transitions. [2021-10-11 02:29:37,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:37,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:29:37,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:37,904 INFO L225 Difference]: With dead ends: 115 [2021-10-11 02:29:37,905 INFO L226 Difference]: Without dead ends: 49 [2021-10-11 02:29:37,906 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:37,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-11 02:29:37,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-11 02:29:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-10-11 02:29:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-11 02:29:37,912 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 17 [2021-10-11 02:29:37,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:37,912 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-11 02:29:37,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-11 02:29:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:29:37,914 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:37,914 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:38,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:29:38,126 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:38,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:38,126 INFO L82 PathProgramCache]: Analyzing trace with hash -2061312917, now seen corresponding path program 1 times [2021-10-11 02:29:38,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:38,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524387851] [2021-10-11 02:29:38,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:38,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:38,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:38,438 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 02:29:38,439 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:38,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524387851] [2021-10-11 02:29:38,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:38,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:38,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297698139] [2021-10-11 02:29:38,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:38,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:38,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:38,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:38,469 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2021-10-11 02:29:38,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:38,540 INFO L93 Difference]: Finished difference Result 135 states and 201 transitions. [2021-10-11 02:29:38,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:38,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:29:38,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:38,544 INFO L225 Difference]: With dead ends: 135 [2021-10-11 02:29:38,545 INFO L226 Difference]: Without dead ends: 92 [2021-10-11 02:29:38,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-10-11 02:29:38,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 88. [2021-10-11 02:29:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-10-11 02:29:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 131 transitions. [2021-10-11 02:29:38,566 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 131 transitions. Word has length 22 [2021-10-11 02:29:38,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:38,566 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 131 transitions. [2021-10-11 02:29:38,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:38,567 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2021-10-11 02:29:38,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:29:38,568 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:38,568 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 02:29:38,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:29:38,784 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:38,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1499976397, now seen corresponding path program 1 times [2021-10-11 02:29:38,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:38,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [277310500] [2021-10-11 02:29:38,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:39,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:39,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:39,091 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 02:29:39,091 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:39,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [277310500] [2021-10-11 02:29:39,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:39,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:39,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101980376] [2021-10-11 02:29:39,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:39,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:39,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:39,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:39,098 INFO L87 Difference]: Start difference. First operand 88 states and 131 transitions. Second operand 3 states. [2021-10-11 02:29:39,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:39,198 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-11 02:29:39,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:39,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:29:39,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:39,205 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:29:39,205 INFO L226 Difference]: Without dead ends: 129 [2021-10-11 02:29:39,210 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 02:29:39,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-10-11 02:29:39,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 127. [2021-10-11 02:29:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2021-10-11 02:29:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 185 transitions. [2021-10-11 02:29:39,253 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 185 transitions. Word has length 24 [2021-10-11 02:29:39,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:39,254 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 185 transitions. [2021-10-11 02:29:39,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2021-10-11 02:29:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:29:39,255 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:39,255 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:39,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:29:39,456 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:39,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:39,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1678878848, now seen corresponding path program 1 times [2021-10-11 02:29:39,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:39,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1729869692] [2021-10-11 02:29:39,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:39,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:39,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:39,733 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 02:29:39,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:39,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1729869692] [2021-10-11 02:29:39,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:39,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:39,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723332498] [2021-10-11 02:29:39,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:39,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:39,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:39,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:39,736 INFO L87 Difference]: Start difference. First operand 127 states and 185 transitions. Second operand 5 states. [2021-10-11 02:29:39,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:39,877 INFO L93 Difference]: Finished difference Result 451 states and 663 transitions. [2021-10-11 02:29:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:29:39,877 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:29:39,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:39,880 INFO L225 Difference]: With dead ends: 451 [2021-10-11 02:29:39,880 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 02:29:39,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:39,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 02:29:39,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 210. [2021-10-11 02:29:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2021-10-11 02:29:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 296 transitions. [2021-10-11 02:29:39,911 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 296 transitions. Word has length 25 [2021-10-11 02:29:39,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:39,911 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 296 transitions. [2021-10-11 02:29:39,911 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 296 transitions. [2021-10-11 02:29:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:29:39,912 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:39,913 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:40,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:29:40,123 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:40,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:40,124 INFO L82 PathProgramCache]: Analyzing trace with hash -280430142, now seen corresponding path program 1 times [2021-10-11 02:29:40,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:40,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097406614] [2021-10-11 02:29:40,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:40,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:29:40,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:40,390 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 02:29:40,390 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:40,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097406614] [2021-10-11 02:29:40,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:40,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:40,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90769269] [2021-10-11 02:29:40,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:29:40,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:40,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:29:40,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:29:40,396 INFO L87 Difference]: Start difference. First operand 210 states and 296 transitions. Second operand 6 states. [2021-10-11 02:29:42,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:42,199 INFO L93 Difference]: Finished difference Result 636 states and 927 transitions. [2021-10-11 02:29:42,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:29:42,200 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2021-10-11 02:29:42,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:42,203 INFO L225 Difference]: With dead ends: 636 [2021-10-11 02:29:42,204 INFO L226 Difference]: Without dead ends: 515 [2021-10-11 02:29:42,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:29:42,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2021-10-11 02:29:42,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 406. [2021-10-11 02:29:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2021-10-11 02:29:42,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 569 transitions. [2021-10-11 02:29:42,246 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 569 transitions. Word has length 26 [2021-10-11 02:29:42,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:42,247 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 569 transitions. [2021-10-11 02:29:42,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:29:42,247 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 569 transitions. [2021-10-11 02:29:42,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-11 02:29:42,250 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:42,251 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:42,466 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:29:42,467 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:42,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:42,467 INFO L82 PathProgramCache]: Analyzing trace with hash 338591824, now seen corresponding path program 1 times [2021-10-11 02:29:42,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:42,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1376073887] [2021-10-11 02:29:42,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:42,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:42,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:42,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:42,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1376073887] [2021-10-11 02:29:42,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:42,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:42,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693644729] [2021-10-11 02:29:42,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:42,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:42,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:42,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:42,737 INFO L87 Difference]: Start difference. First operand 406 states and 569 transitions. Second operand 3 states. [2021-10-11 02:29:42,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:42,808 INFO L93 Difference]: Finished difference Result 883 states and 1237 transitions. [2021-10-11 02:29:42,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:42,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-10-11 02:29:42,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:42,812 INFO L225 Difference]: With dead ends: 883 [2021-10-11 02:29:42,812 INFO L226 Difference]: Without dead ends: 483 [2021-10-11 02:29:42,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 02:29:42,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-10-11 02:29:42,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 280. [2021-10-11 02:29:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2021-10-11 02:29:42,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 389 transitions. [2021-10-11 02:29:42,844 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 389 transitions. Word has length 48 [2021-10-11 02:29:42,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:42,844 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 389 transitions. [2021-10-11 02:29:42,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:42,845 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 389 transitions. [2021-10-11 02:29:42,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:29:42,847 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:42,847 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:43,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:29:43,062 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:43,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:43,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1324072375, now seen corresponding path program 1 times [2021-10-11 02:29:43,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:43,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291795760] [2021-10-11 02:29:43,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:43,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:43,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:29:43,356 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:43,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291795760] [2021-10-11 02:29:43,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:43,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:43,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125631412] [2021-10-11 02:29:43,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:43,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:43,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:43,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:43,359 INFO L87 Difference]: Start difference. First operand 280 states and 389 transitions. Second operand 5 states. [2021-10-11 02:29:43,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:43,506 INFO L93 Difference]: Finished difference Result 861 states and 1190 transitions. [2021-10-11 02:29:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:29:43,506 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2021-10-11 02:29:43,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:43,510 INFO L225 Difference]: With dead ends: 861 [2021-10-11 02:29:43,511 INFO L226 Difference]: Without dead ends: 587 [2021-10-11 02:29:43,512 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 48 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 02:29:43,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-10-11 02:29:43,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 298. [2021-10-11 02:29:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2021-10-11 02:29:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 407 transitions. [2021-10-11 02:29:43,551 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 407 transitions. Word has length 50 [2021-10-11 02:29:43,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:43,551 INFO L481 AbstractCegarLoop]: Abstraction has 298 states and 407 transitions. [2021-10-11 02:29:43,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:43,552 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 407 transitions. [2021-10-11 02:29:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:29:43,553 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:43,553 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:43,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:29:43,770 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:43,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:43,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1346704629, now seen corresponding path program 1 times [2021-10-11 02:29:43,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:43,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659353465] [2021-10-11 02:29:43,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:43,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:43,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:29:44,037 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:44,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659353465] [2021-10-11 02:29:44,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:44,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:44,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976066466] [2021-10-11 02:29:44,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:44,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:44,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:44,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:44,041 INFO L87 Difference]: Start difference. First operand 298 states and 407 transitions. Second operand 4 states. [2021-10-11 02:29:44,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:44,141 INFO L93 Difference]: Finished difference Result 717 states and 979 transitions. [2021-10-11 02:29:44,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:29:44,142 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2021-10-11 02:29:44,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:44,145 INFO L225 Difference]: With dead ends: 717 [2021-10-11 02:29:44,145 INFO L226 Difference]: Without dead ends: 425 [2021-10-11 02:29:44,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 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 02:29:44,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-11 02:29:44,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 278. [2021-10-11 02:29:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2021-10-11 02:29:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 374 transitions. [2021-10-11 02:29:44,189 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 374 transitions. Word has length 50 [2021-10-11 02:29:44,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:44,191 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 374 transitions. [2021-10-11 02:29:44,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 374 transitions. [2021-10-11 02:29:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:29:44,192 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:44,192 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:44,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:29:44,406 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:44,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:44,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1319293361, now seen corresponding path program 1 times [2021-10-11 02:29:44,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:44,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [219920412] [2021-10-11 02:29:44,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:44,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:29:44,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:44,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:44,716 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:29:44,717 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:29:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:44,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [219920412] [2021-10-11 02:29:44,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [754063110] [2021-10-11 02:29:44,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:45,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:45,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:29:45,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:45,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:45,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2021-10-11 02:29:45,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247123539] [2021-10-11 02:29:45,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:45,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:45,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:45,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:45,116 INFO L87 Difference]: Start difference. First operand 278 states and 374 transitions. Second operand 5 states. [2021-10-11 02:29:45,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:45,296 INFO L93 Difference]: Finished difference Result 1006 states and 1386 transitions. [2021-10-11 02:29:45,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:29:45,297 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 02:29:45,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:45,302 INFO L225 Difference]: With dead ends: 1006 [2021-10-11 02:29:45,302 INFO L226 Difference]: Without dead ends: 774 [2021-10-11 02:29:45,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:29:45,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2021-10-11 02:29:45,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 284. [2021-10-11 02:29:45,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-10-11 02:29:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 380 transitions. [2021-10-11 02:29:45,355 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 380 transitions. Word has length 51 [2021-10-11 02:29:45,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:45,355 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 380 transitions. [2021-10-11 02:29:45,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:45,355 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 380 transitions. [2021-10-11 02:29:45,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:29:45,356 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:45,356 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:45,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3,12 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:45,769 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:45,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:45,769 INFO L82 PathProgramCache]: Analyzing trace with hash 926266351, now seen corresponding path program 1 times [2021-10-11 02:29:45,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:45,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686061534] [2021-10-11 02:29:45,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/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 02:29:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:45,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:29:45,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:46,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:46,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [686061534] [2021-10-11 02:29:46,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1249949272] [2021-10-11 02:29:46,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:46,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:46,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:29:46,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:46,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:29:46,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2021-10-11 02:29:46,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065563926] [2021-10-11 02:29:46,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:46,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:46,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:46,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:29:46,582 INFO L87 Difference]: Start difference. First operand 284 states and 380 transitions. Second operand 5 states. [2021-10-11 02:29:46,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:46,925 INFO L93 Difference]: Finished difference Result 753 states and 1007 transitions. [2021-10-11 02:29:46,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:29:46,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 02:29:46,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:46,932 INFO L225 Difference]: With dead ends: 753 [2021-10-11 02:29:46,932 INFO L226 Difference]: Without dead ends: 751 [2021-10-11 02:29:46,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:29:46,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2021-10-11 02:29:46,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 284. [2021-10-11 02:29:46,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-10-11 02:29:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 376 transitions. [2021-10-11 02:29:46,989 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 376 transitions. Word has length 51 [2021-10-11 02:29:46,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:46,991 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 376 transitions. [2021-10-11 02:29:46,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 376 transitions. [2021-10-11 02:29:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:29:46,992 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:46,992 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:29:47,398 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 cvc4 --incremental --print-success --lang smt,13 mathsat -unsat_core_generation=3 [2021-10-11 02:29:47,399 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:47,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:47,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1573662553, now seen corresponding path program 1 times [2021-10-11 02:29:47,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:47,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [676582497] [2021-10-11 02:29:47,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:47,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:29:47,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:47,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:47,667 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:29:47,668 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:29:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:47,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [676582497] [2021-10-11 02:29:47,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1015305182] [2021-10-11 02:29:47,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:47,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 02:29:47,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:48,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:48,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275116407] [2021-10-11 02:29:48,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:29:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:48,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:29:48,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:48,477 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:29:48,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:29:48,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2021-10-11 02:29:48,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415667673] [2021-10-11 02:29:48,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-10-11 02:29:48,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:48,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-11 02:29:48,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:29:48,541 INFO L87 Difference]: Start difference. First operand 284 states and 376 transitions. Second operand 13 states. [2021-10-11 02:29:55,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:55,648 INFO L93 Difference]: Finished difference Result 2453 states and 3341 transitions. [2021-10-11 02:29:55,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-11 02:29:55,648 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 52 [2021-10-11 02:29:55,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:55,661 INFO L225 Difference]: With dead ends: 2453 [2021-10-11 02:29:55,661 INFO L226 Difference]: Without dead ends: 2215 [2021-10-11 02:29:55,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2218 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2021-10-11 02:29:55,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2215 states. [2021-10-11 02:29:55,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2215 to 357. [2021-10-11 02:29:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2021-10-11 02:29:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 481 transitions. [2021-10-11 02:29:55,738 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 481 transitions. Word has length 52 [2021-10-11 02:29:55,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:55,739 INFO L481 AbstractCegarLoop]: Abstraction has 357 states and 481 transitions. [2021-10-11 02:29:55,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-10-11 02:29:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 481 transitions. [2021-10-11 02:29:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-11 02:29:55,740 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:55,740 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:56,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:29:56,345 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:56,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:56,345 INFO L82 PathProgramCache]: Analyzing trace with hash 268972534, now seen corresponding path program 1 times [2021-10-11 02:29:56,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:56,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953956137] [2021-10-11 02:29:56,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:56,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:56,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 02:29:56,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:56,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953956137] [2021-10-11 02:29:56,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:56,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:56,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838754313] [2021-10-11 02:29:56,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:56,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:56,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:56,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:56,602 INFO L87 Difference]: Start difference. First operand 357 states and 481 transitions. Second operand 5 states. [2021-10-11 02:29:56,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:56,710 INFO L93 Difference]: Finished difference Result 634 states and 844 transitions. [2021-10-11 02:29:56,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:56,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2021-10-11 02:29:56,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:56,711 INFO L225 Difference]: With dead ends: 634 [2021-10-11 02:29:56,711 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:29:56,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 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 02:29:56,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:29:56,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:29:56,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:29:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:29:56,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2021-10-11 02:29:56,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:56,713 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:29:56,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:56,714 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:29:56,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:29:56,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:29:57,676 WARN L197 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 163 [2021-10-11 02:29:57,808 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 90 [2021-10-11 02:29:58,183 WARN L197 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-10-11 02:29:58,505 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-10-11 02:29:58,797 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 140 [2021-10-11 02:29:58,932 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 109 [2021-10-11 02:29:59,216 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 124 [2021-10-11 02:29:59,466 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-10-11 02:30:00,929 WARN L197 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 157 DAG size of output: 37 [2021-10-11 02:30:01,353 WARN L197 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 39 [2021-10-11 02:30:02,420 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2021-10-11 02:30:03,566 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 136 DAG size of output: 40 [2021-10-11 02:30:04,370 WARN L197 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 35 [2021-10-11 02:30:04,949 WARN L197 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 28 [2021-10-11 02:30:05,261 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2021-10-11 02:30:05,480 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 24 [2021-10-11 02:30:06,147 WARN L197 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 38 [2021-10-11 02:30:06,977 WARN L197 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 40 [2021-10-11 02:30:06,981 INFO L258 CegarLoopResult]: At program point L828-2(lines 828 842) the Hoare annotation is: false [2021-10-11 02:30:06,982 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 955) no Hoare annotation was computed. [2021-10-11 02:30:06,982 INFO L258 CegarLoopResult]: At program point L168(lines 167 186) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) (not (= ~systemActive~0 (_ bv0 32))) .cse1) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:30:06,982 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2021-10-11 02:30:06,982 INFO L258 CegarLoopResult]: At program point L168-2(lines 167 186) the Hoare annotation is: false [2021-10-11 02:30:06,982 INFO L258 CegarLoopResult]: At program point L168-3(lines 167 186) the Hoare annotation is: false [2021-10-11 02:30:06,982 INFO L262 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334(lines 319 337) the Hoare annotation is: false [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334-1(lines 319 337) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)))) (or (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse5 .cse6 .cse7))) [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334-2(lines 319 337) the Hoare annotation is: false [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334-3(lines 319 337) the Hoare annotation is: false [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334-4(lines 319 337) the Hoare annotation is: false [2021-10-11 02:30:06,983 INFO L258 CegarLoopResult]: At program point L334-5(lines 319 337) the Hoare annotation is: false [2021-10-11 02:30:06,983 INFO L262 CegarLoopResult]: For program point L402(lines 402 408) no Hoare annotation was computed. [2021-10-11 02:30:06,984 INFO L258 CegarLoopResult]: At program point L402-1(lines 402 408) the Hoare annotation is: (let ((.cse5 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse1 .cse6 .cse3 .cse4) (and .cse1 .cse5 .cse3 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse6 .cse2 .cse4))) [2021-10-11 02:30:06,984 INFO L262 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,984 INFO L262 CegarLoopResult]: For program point L204-1(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,984 INFO L258 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2021-10-11 02:30:06,984 INFO L262 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,985 INFO L258 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 .cse3 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) .cse1 .cse3 .cse4 .cse2))) [2021-10-11 02:30:06,985 INFO L262 CegarLoopResult]: For program point L204-3(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,985 INFO L258 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2021-10-11 02:30:06,985 INFO L262 CegarLoopResult]: For program point L204-4(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,991 INFO L258 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2021-10-11 02:30:06,991 INFO L262 CegarLoopResult]: For program point L204-5(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:30:06,991 INFO L258 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2021-10-11 02:30:06,991 INFO L258 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2021-10-11 02:30:06,991 INFO L262 CegarLoopResult]: For program point L832(lines 832 836) no Hoare annotation was computed. [2021-10-11 02:30:06,992 INFO L262 CegarLoopResult]: For program point L832-1(lines 168 174) no Hoare annotation was computed. [2021-10-11 02:30:06,992 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 955) no Hoare annotation was computed. [2021-10-11 02:30:06,993 INFO L258 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse3 .cse4) (and .cse0 .cse2 .cse4) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) .cse3 .cse1 .cse2))) [2021-10-11 02:30:06,993 INFO L258 CegarLoopResult]: At program point L175-1(lines 175 181) the Hoare annotation is: false [2021-10-11 02:30:06,993 INFO L258 CegarLoopResult]: At program point L175-2(lines 175 181) the Hoare annotation is: false [2021-10-11 02:30:06,995 INFO L262 CegarLoopResult]: For program point L968(lines 968 981) no Hoare annotation was computed. [2021-10-11 02:30:06,995 INFO L258 CegarLoopResult]: At program point L968-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967294 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse3 .cse2 .cse4 .cse5))) [2021-10-11 02:30:06,995 INFO L262 CegarLoopResult]: For program point L902(lines 902 909) no Hoare annotation was computed. [2021-10-11 02:30:06,995 INFO L262 CegarLoopResult]: For program point L968-2(lines 968 981) no Hoare annotation was computed. [2021-10-11 02:30:06,995 INFO L258 CegarLoopResult]: At program point L968-3(lines 1 984) the Hoare annotation is: false [2021-10-11 02:30:06,995 INFO L265 CegarLoopResult]: At program point L902-1(lines 902 909) the Hoare annotation is: true [2021-10-11 02:30:06,995 INFO L262 CegarLoopResult]: For program point L968-4(lines 968 981) no Hoare annotation was computed. [2021-10-11 02:30:06,995 INFO L258 CegarLoopResult]: At program point L968-5(lines 1 984) the Hoare annotation is: false [2021-10-11 02:30:06,995 INFO L258 CegarLoopResult]: At program point L442(lines 391 443) the Hoare annotation is: false [2021-10-11 02:30:06,995 INFO L258 CegarLoopResult]: At program point L938(lines 1 984) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:06,996 INFO L262 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-10-11 02:30:06,996 INFO L262 CegarLoopResult]: For program point L972(lines 972 978) no Hoare annotation was computed. [2021-10-11 02:30:06,996 INFO L262 CegarLoopResult]: For program point L972-2(lines 972 978) no Hoare annotation was computed. [2021-10-11 02:30:06,996 INFO L262 CegarLoopResult]: For program point L972-4(lines 972 978) no Hoare annotation was computed. [2021-10-11 02:30:06,996 INFO L258 CegarLoopResult]: At program point L279(lines 274 282) the Hoare annotation is: false [2021-10-11 02:30:06,996 INFO L258 CegarLoopResult]: At program point L279-1(lines 274 282) the Hoare annotation is: false [2021-10-11 02:30:06,996 INFO L258 CegarLoopResult]: At program point L279-2(lines 274 282) the Hoare annotation is: false [2021-10-11 02:30:06,996 INFO L262 CegarLoopResult]: For program point L412(lines 412 418) no Hoare annotation was computed. [2021-10-11 02:30:06,996 INFO L258 CegarLoopResult]: At program point L412-1(lines 412 418) the Hoare annotation is: (let ((.cse5 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse1 .cse6 .cse3 .cse4) (and .cse1 .cse5 .cse3 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse6 .cse2 .cse4))) [2021-10-11 02:30:06,997 INFO L258 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) [2021-10-11 02:30:06,997 INFO L258 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2021-10-11 02:30:06,997 INFO L258 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347-2(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347-3(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347-5(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347-6(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,998 INFO L262 CegarLoopResult]: For program point L347-8(lines 347 351) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L258 CegarLoopResult]: At program point L876(lines 872 878) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:06,999 INFO L265 CegarLoopResult]: At program point L911(lines 892 914) the Hoare annotation is: true [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L258 CegarLoopResult]: At program point L946(lines 941 949) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:06,999 INFO L258 CegarLoopResult]: At program point L353(lines 338 356) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_isLowWaterLevel_~tmp~3 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:06,999 INFO L258 CegarLoopResult]: At program point L353-1(lines 338 356) the Hoare annotation is: false [2021-10-11 02:30:06,999 INFO L258 CegarLoopResult]: At program point L353-2(lines 338 356) the Hoare annotation is: false [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:06,999 INFO L262 CegarLoopResult]: For program point L422(lines 422 437) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L258 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:30:07,000 INFO L258 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2021-10-11 02:30:07,000 INFO L258 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L226(lines 226 243) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 243) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L226-2(lines 226 243) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L393(lines 392 441) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L955-1(line 955) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L955-2(line 955) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-10-11 02:30:07,000 INFO L262 CegarLoopResult]: For program point L361(lines 361 367) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L258 CegarLoopResult]: At program point L361-1(lines 361 367) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-3(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-5(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-6(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-8(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-9(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-11(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-12(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-14(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,001 INFO L262 CegarLoopResult]: For program point L328-15(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,002 INFO L262 CegarLoopResult]: For program point L328-17(lines 328 332) no Hoare annotation was computed. [2021-10-11 02:30:07,002 INFO L262 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-10-11 02:30:07,002 INFO L262 CegarLoopResult]: For program point L230-1(lines 230 238) no Hoare annotation was computed. [2021-10-11 02:30:07,002 INFO L262 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-10-11 02:30:07,002 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 955) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L258 CegarLoopResult]: At program point L430-1(lines 168 174) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) .cse3) (and .cse0 .cse2 .cse3))) [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L200(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L200-1(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L200-2(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,003 INFO L262 CegarLoopResult]: For program point L200-3(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,005 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 02:30:07,005 INFO L262 CegarLoopResult]: For program point L200-4(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,005 INFO L262 CegarLoopResult]: For program point L200-5(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:30:07,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:07 BoogieIcfgContainer [2021-10-11 02:30:07,039 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:07,039 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:07,039 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:07,040 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:07,040 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:36" (3/4) ... [2021-10-11 02:30:07,043 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:07,063 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:07,065 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:07,066 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:07,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:07,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:07,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:07,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:07,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:07,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:07,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:30:07,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,105 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:07,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && \result == 0bv32 [2021-10-11 02:30:07,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:30:07,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && tmp == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && \result == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:30:07,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp___0 == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp___0 == 0bv32) [2021-10-11 02:30:07,169 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7013de-eba1-4e43-aa7a-55d9a9db6487/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:07,169 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:07,170 INFO L168 Benchmark]: Toolchain (without parser) took 34203.57 ms. Allocated memory was 62.9 MB in the beginning and 237.0 MB in the end (delta: 174.1 MB). Free memory was 41.8 MB in the beginning and 142.5 MB in the end (delta: -100.7 MB). Peak memory consumption was 71.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,171 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 62.9 MB. Free memory is still 44.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:07,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.44 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 28.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.22 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 28.9 MB in the beginning and 55.8 MB in the end (delta: -26.9 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,172 INFO L168 Benchmark]: Boogie Preprocessor took 54.68 ms. Allocated memory is still 75.5 MB. Free memory was 55.8 MB in the beginning and 53.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,172 INFO L168 Benchmark]: RCFGBuilder took 2772.58 ms. Allocated memory is still 75.5 MB. Free memory was 52.7 MB in the beginning and 34.1 MB in the end (delta: 18.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,173 INFO L168 Benchmark]: TraceAbstraction took 30357.81 ms. Allocated memory was 75.5 MB in the beginning and 237.0 MB in the end (delta: 161.5 MB). Free memory was 34.1 MB in the beginning and 152.0 MB in the end (delta: -117.9 MB). Peak memory consumption was 127.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,173 INFO L168 Benchmark]: Witness Printer took 130.18 ms. Allocated memory is still 237.0 MB. Free memory was 152.0 MB in the beginning and 142.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 62.9 MB. Free memory is still 44.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 803.44 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 28.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.22 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 28.9 MB in the beginning and 55.8 MB in the end (delta: -26.9 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.68 ms. Allocated memory is still 75.5 MB. Free memory was 55.8 MB in the beginning and 53.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2772.58 ms. Allocated memory is still 75.5 MB. Free memory was 52.7 MB in the beginning and 34.1 MB in the end (delta: 18.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30357.81 ms. Allocated memory was 75.5 MB in the beginning and 237.0 MB in the end (delta: 161.5 MB). Free memory was 34.1 MB in the beginning and 152.0 MB in the end (delta: -117.9 MB). Peak memory consumption was 127.4 MB. Max. memory is 16.1 GB. * Witness Printer took 130.18 ms. Allocated memory is still 237.0 MB. Free memory was 152.0 MB in the beginning and 142.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 955]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 955]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 955]: 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: 175]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ((((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp___0 == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp___0 == 0bv32) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && \result == 0bv32 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && tmp == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && \result == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning)) || ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 119 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1530 SDtfs, 3610 SDslu, 4002 SDs, 0 SdLazy, 832 SolverSat, 165 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 6.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1039 GetRequests, 907 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2252 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=406occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 3689 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 159 NumberOfFragments, 886 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2099639 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 44 FomulaSimplificationsInter, 189133 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 711 NumberOfCodeBlocks, 711 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 947 ConstructedInterpolants, 0 QuantifiedInterpolants, 144757 SizeOfPredicates, 40 NumberOfNonLiveVariables, 3834 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 22 InterpolantComputations, 12 PerfectInterpolantSequences, 181/259 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...