./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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 7692c73e7413f9555138866d08e707f26455dbc0 ............................................................................................................................................ 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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 7692c73e7413f9555138866d08e707f26455dbc0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:29,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:29,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:29,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:29,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:29,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:29,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:29,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:29,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:29,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:29,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:29,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:29,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:29,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:29,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:29,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:29,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:29,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:29,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:29,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:29,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:29,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:29,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:29,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:29,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:29,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:29,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:29,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:29,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:29,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:29,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:29,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:29,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:29,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:29,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:29,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:29,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:29,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:29,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:29,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:29,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:29,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:21:29,396 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:29,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:29,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:29,400 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:29,401 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:29,402 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:29,402 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:29,402 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:29,402 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:29,403 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:29,404 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:29,404 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:29,405 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:29,405 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:29,405 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:29,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:29,407 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:29,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:29,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:29,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:29,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:29,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:29,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:29,409 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:29,409 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:29,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:29,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:29,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:29,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:29,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:29,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:29,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:29,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:29,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:29,414 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:29,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:29,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:29,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:29,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:29,416 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7692c73e7413f9555138866d08e707f26455dbc0 [2021-10-11 02:21:29,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:29,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:29,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:29,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:29,847 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:29,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-11 02:21:29,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/1201c5fb2/0f803d2bdf3644d5a32f68f6bd90cb23/FLAG61cec113d [2021-10-11 02:21:30,549 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:30,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-11 02:21:30,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/1201c5fb2/0f803d2bdf3644d5a32f68f6bd90cb23/FLAG61cec113d [2021-10-11 02:21:30,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/1201c5fb2/0f803d2bdf3644d5a32f68f6bd90cb23 [2021-10-11 02:21:30,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:30,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:30,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:30,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:30,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:30,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:30" (1/1) ... [2021-10-11 02:21:30,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f65210f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:30, skipping insertion in model container [2021-10-11 02:21:30,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:30" (1/1) ... [2021-10-11 02:21:30,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:31,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:31,324 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[7822,7835] [2021-10-11 02:21:31,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:31,400 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:21:31,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3424e686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:31, skipping insertion in model container [2021-10-11 02:21:31,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:31,401 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:31,404 INFO L168 Benchmark]: Toolchain (without parser) took 434.61 ms. Allocated memory is still 142.6 MB. Free memory was 81.4 MB in the beginning and 111.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:31,405 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 142.6 MB. Free memory was 99.2 MB in the beginning and 99.1 MB in the end (delta: 79.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:31,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.72 ms. Allocated memory is still 142.6 MB. Free memory was 81.2 MB in the beginning and 111.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:31,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 142.6 MB. Free memory was 99.2 MB in the beginning and 99.1 MB in the end (delta: 79.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 428.72 ms. Allocated memory is still 142.6 MB. Free memory was 81.2 MB in the beginning and 111.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 605]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:33,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:33,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:33,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:33,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:33,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:33,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:33,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:33,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:33,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:33,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:33,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:33,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:33,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:33,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:33,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:33,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:33,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:33,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:33,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:33,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:33,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:33,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:33,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:33,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:33,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:33,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:33,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:33,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:33,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:33,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:33,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:33,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:33,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:33,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:33,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:33,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:33,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:33,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:33,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:33,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:33,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:21:33,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:33,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:33,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:33,860 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:33,860 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:33,860 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:33,860 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:33,860 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:33,861 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:33,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:33,862 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:33,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:33,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:33,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:33,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:33,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:33,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:33,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:33,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:33,864 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:33,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:33,864 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:33,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:33,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:33,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:33,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:33,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:33,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:33,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:33,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:33,866 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:33,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:33,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:33,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:33,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:33,868 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7692c73e7413f9555138866d08e707f26455dbc0 [2021-10-11 02:21:34,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:34,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:34,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:34,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:34,278 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:34,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-11 02:21:34,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/3ed8074d4/228957a508cd4935b18233a8c1edaa0a/FLAGde99a9ba0 [2021-10-11 02:21:35,135 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:35,136 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-11 02:21:35,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/3ed8074d4/228957a508cd4935b18233a8c1edaa0a/FLAGde99a9ba0 [2021-10-11 02:21:35,424 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/data/3ed8074d4/228957a508cd4935b18233a8c1edaa0a [2021-10-11 02:21:35,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:35,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:35,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:35,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:35,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:35,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:35" (1/1) ... [2021-10-11 02:21:35,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4d036b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:35, skipping insertion in model container [2021-10-11 02:21:35,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:35" (1/1) ... [2021-10-11 02:21:35,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:35,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:35,850 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[7822,7835] [2021-10-11 02:21:35,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:36,010 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:21:36,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:36,083 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[7822,7835] [2021-10-11 02:21:36,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:36,131 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:36,203 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_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[7822,7835] [2021-10-11 02:21:36,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:36,321 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:36,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36 WrapperNode [2021-10-11 02:21:36,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:36,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:36,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:36,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:36,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:36,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:36,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:36,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:36,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... [2021-10-11 02:21:36,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:36,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:36,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:36,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:36,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:21:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:39,824 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:39,824 INFO L299 CfgBuilder]: Removed 296 assume(true) statements. [2021-10-11 02:21:39,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:39 BoogieIcfgContainer [2021-10-11 02:21:39,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:39,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:39,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:39,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:39,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:35" (1/3) ... [2021-10-11 02:21:39,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3a37d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:39, skipping insertion in model container [2021-10-11 02:21:39,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:36" (2/3) ... [2021-10-11 02:21:39,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3a37d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:39, skipping insertion in model container [2021-10-11 02:21:39,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:39" (3/3) ... [2021-10-11 02:21:39,841 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2021-10-11 02:21:39,857 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:39,862 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:21:39,875 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:21:39,924 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:39,924 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:39,925 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:39,925 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:39,925 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:39,925 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:39,925 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:39,925 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:39,953 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2021-10-11 02:21:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:21:39,966 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:39,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:39,968 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:39,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:39,976 INFO L82 PathProgramCache]: Analyzing trace with hash 783043829, now seen corresponding path program 1 times [2021-10-11 02:21:39,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:39,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002756721] [2021-10-11 02:21:39,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:40,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:21:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:40,356 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:40,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002756721] [2021-10-11 02:21:40,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:40,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:40,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82050104] [2021-10-11 02:21:40,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:21:40,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:40,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:21:40,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:40,398 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2021-10-11 02:21:40,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:40,458 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-11 02:21:40,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:21:40,460 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:21:40,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:40,475 INFO L225 Difference]: With dead ends: 393 [2021-10-11 02:21:40,475 INFO L226 Difference]: Without dead ends: 196 [2021-10-11 02:21:40,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:21:40,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-11 02:21:40,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-11 02:21:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2021-10-11 02:21:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-11 02:21:40,541 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-11 02:21:40,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:40,542 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-11 02:21:40,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:21:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-11 02:21:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:21:40,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:40,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:40,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:21:40,753 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:40,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:40,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1705903914, now seen corresponding path program 1 times [2021-10-11 02:21:40,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:40,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450137786] [2021-10-11 02:21:40,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:41,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:41,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:41,087 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:41,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450137786] [2021-10-11 02:21:41,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:41,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:41,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812358563] [2021-10-11 02:21:41,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:41,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:41,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:41,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:41,091 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 3 states. [2021-10-11 02:21:41,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:41,113 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-11 02:21:41,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:41,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:21:41,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:41,115 INFO L225 Difference]: With dead ends: 196 [2021-10-11 02:21:41,115 INFO L226 Difference]: Without dead ends: 77 [2021-10-11 02:21:41,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:41,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-11 02:21:41,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-11 02:21:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2021-10-11 02:21:41,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-11 02:21:41,127 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-11 02:21:41,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:41,127 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-11 02:21:41,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-11 02:21:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:21:41,129 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:41,130 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:41,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:21:41,353 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:41,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:41,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1773561698, now seen corresponding path program 1 times [2021-10-11 02:21:41,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:41,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704966378] [2021-10-11 02:21:41,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:41,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:41,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:41,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:41,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704966378] [2021-10-11 02:21:41,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:41,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:41,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143475292] [2021-10-11 02:21:41,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:41,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:41,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:41,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:41,664 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 3 states. [2021-10-11 02:21:41,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:41,767 INFO L93 Difference]: Finished difference Result 217 states and 325 transitions. [2021-10-11 02:21:41,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:41,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:21:41,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:41,772 INFO L225 Difference]: With dead ends: 217 [2021-10-11 02:21:41,775 INFO L226 Difference]: Without dead ends: 147 [2021-10-11 02:21:41,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:41,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-11 02:21:41,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2021-10-11 02:21:41,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2021-10-11 02:21:41,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2021-10-11 02:21:41,820 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 26 [2021-10-11 02:21:41,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:41,821 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2021-10-11 02:21:41,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2021-10-11 02:21:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:21:41,829 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:41,829 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:42,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,050 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:42,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:42,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1072003096, now seen corresponding path program 1 times [2021-10-11 02:21:42,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:42,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100861924] [2021-10-11 02:21:42,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:42,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:42,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:42,359 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:42,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100861924] [2021-10-11 02:21:42,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:42,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:42,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893139394] [2021-10-11 02:21:42,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:42,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:42,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:42,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:42,362 INFO L87 Difference]: Start difference. First operand 143 states and 214 transitions. Second operand 3 states. [2021-10-11 02:21:42,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:42,437 INFO L93 Difference]: Finished difference Result 302 states and 455 transitions. [2021-10-11 02:21:42,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:42,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:21:42,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:42,441 INFO L225 Difference]: With dead ends: 302 [2021-10-11 02:21:42,441 INFO L226 Difference]: Without dead ends: 166 [2021-10-11 02:21:42,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:42,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-10-11 02:21:42,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 164. [2021-10-11 02:21:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-10-11 02:21:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 236 transitions. [2021-10-11 02:21:42,507 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 236 transitions. Word has length 29 [2021-10-11 02:21:42,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:42,510 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 236 transitions. [2021-10-11 02:21:42,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 236 transitions. [2021-10-11 02:21:42,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:21:42,513 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:42,513 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:42,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,733 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:42,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:42,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1952212117, now seen corresponding path program 1 times [2021-10-11 02:21:42,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:42,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [194347226] [2021-10-11 02:21:42,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:42,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:42,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:43,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:43,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:43,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [194347226] [2021-10-11 02:21:43,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:43,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:43,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806008378] [2021-10-11 02:21:43,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:43,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:43,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:43,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:43,005 INFO L87 Difference]: Start difference. First operand 164 states and 236 transitions. Second operand 5 states. [2021-10-11 02:21:43,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:43,193 INFO L93 Difference]: Finished difference Result 563 states and 809 transitions. [2021-10-11 02:21:43,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:21:43,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2021-10-11 02:21:43,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:43,197 INFO L225 Difference]: With dead ends: 563 [2021-10-11 02:21:43,197 INFO L226 Difference]: Without dead ends: 406 [2021-10-11 02:21:43,198 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:21:43,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-11 02:21:43,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 162. [2021-10-11 02:21:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-10-11 02:21:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 230 transitions. [2021-10-11 02:21:43,215 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 230 transitions. Word has length 29 [2021-10-11 02:21:43,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:43,215 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 230 transitions. [2021-10-11 02:21:43,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 230 transitions. [2021-10-11 02:21:43,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:43,216 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:43,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:43,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:21:43,429 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:43,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:43,430 INFO L82 PathProgramCache]: Analyzing trace with hash 2021934149, now seen corresponding path program 1 times [2021-10-11 02:21:43,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:43,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [451387074] [2021-10-11 02:21:43,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:43,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:43,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:43,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:43,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [451387074] [2021-10-11 02:21:43,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:43,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:43,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467222217] [2021-10-11 02:21:43,703 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:21:43,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:43,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:21:43,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:43,704 INFO L87 Difference]: Start difference. First operand 162 states and 230 transitions. Second operand 5 states. [2021-10-11 02:21:43,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:43,825 INFO L93 Difference]: Finished difference Result 429 states and 601 transitions. [2021-10-11 02:21:43,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:21:43,825 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:21:43,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:43,827 INFO L225 Difference]: With dead ends: 429 [2021-10-11 02:21:43,828 INFO L226 Difference]: Without dead ends: 274 [2021-10-11 02:21:43,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:21:43,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-10-11 02:21:43,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 180. [2021-10-11 02:21:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2021-10-11 02:21:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 248 transitions. [2021-10-11 02:21:43,845 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 248 transitions. Word has length 35 [2021-10-11 02:21:43,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:43,845 INFO L481 AbstractCegarLoop]: Abstraction has 180 states and 248 transitions. [2021-10-11 02:21:43,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:21:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 248 transitions. [2021-10-11 02:21:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:43,847 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:43,847 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:44,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,066 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:44,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:44,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1571968569, now seen corresponding path program 1 times [2021-10-11 02:21:44,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:44,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [861732421] [2021-10-11 02:21:44,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:44,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:21:44,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:44,305 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:44,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [861732421] [2021-10-11 02:21:44,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:44,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:21:44,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566723726] [2021-10-11 02:21:44,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:21:44,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:44,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:21:44,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:21:44,308 INFO L87 Difference]: Start difference. First operand 180 states and 248 transitions. Second operand 4 states. [2021-10-11 02:21:44,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:44,398 INFO L93 Difference]: Finished difference Result 431 states and 588 transitions. [2021-10-11 02:21:44,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:21:44,399 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-10-11 02:21:44,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:44,401 INFO L225 Difference]: With dead ends: 431 [2021-10-11 02:21:44,401 INFO L226 Difference]: Without dead ends: 258 [2021-10-11 02:21:44,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:21:44,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-11 02:21:44,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 192. [2021-10-11 02:21:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2021-10-11 02:21:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2021-10-11 02:21:44,423 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 35 [2021-10-11 02:21:44,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:44,423 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2021-10-11 02:21:44,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:21:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2021-10-11 02:21:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:21:44,425 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:44,425 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:44,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,641 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:44,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:44,641 INFO L82 PathProgramCache]: Analyzing trace with hash 2136192713, now seen corresponding path program 1 times [2021-10-11 02:21:44,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:44,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328543902] [2021-10-11 02:21:44,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:44,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:44,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:44,881 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:44,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328543902] [2021-10-11 02:21:44,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:44,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:21:44,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652290159] [2021-10-11 02:21:44,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:44,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:44,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:44,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:44,883 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2021-10-11 02:21:44,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:44,934 INFO L93 Difference]: Finished difference Result 437 states and 590 transitions. [2021-10-11 02:21:44,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:44,935 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:21:44,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:44,937 INFO L225 Difference]: With dead ends: 437 [2021-10-11 02:21:44,937 INFO L226 Difference]: Without dead ends: 252 [2021-10-11 02:21:44,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:44,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-10-11 02:21:44,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2021-10-11 02:21:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2021-10-11 02:21:44,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 333 transitions. [2021-10-11 02:21:44,977 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 333 transitions. Word has length 35 [2021-10-11 02:21:44,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:44,978 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 333 transitions. [2021-10-11 02:21:44,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 333 transitions. [2021-10-11 02:21:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 02:21:44,979 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:44,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:45,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:21:45,198 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:45,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:45,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1811534217, now seen corresponding path program 1 times [2021-10-11 02:21:45,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:45,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549595621] [2021-10-11 02:21:45,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:45,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:21:45,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:45,472 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:45,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549595621] [2021-10-11 02:21:45,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:45,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:21:45,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768360201] [2021-10-11 02:21:45,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:21:45,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:45,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:21:45,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:21:45,475 INFO L87 Difference]: Start difference. First operand 252 states and 333 transitions. Second operand 6 states. [2021-10-11 02:21:47,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:47,184 INFO L93 Difference]: Finished difference Result 1255 states and 1696 transitions. [2021-10-11 02:21:47,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:21:47,184 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 02:21:47,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,190 INFO L225 Difference]: With dead ends: 1255 [2021-10-11 02:21:47,191 INFO L226 Difference]: Without dead ends: 1070 [2021-10-11 02:21:47,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:21:47,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1070 states. [2021-10-11 02:21:47,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1070 to 444. [2021-10-11 02:21:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2021-10-11 02:21:47,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 585 transitions. [2021-10-11 02:21:47,249 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 585 transitions. Word has length 36 [2021-10-11 02:21:47,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,250 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 585 transitions. [2021-10-11 02:21:47,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:21:47,250 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 585 transitions. [2021-10-11 02:21:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 02:21:47,251 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,251 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, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:47,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,468 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:47,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:47,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1335673363, now seen corresponding path program 1 times [2021-10-11 02:21:47,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:47,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1965026538] [2021-10-11 02:21:47,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:47,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:21:47,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:47,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:21:47,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1965026538] [2021-10-11 02:21:47,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:21:47,738 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:21:47,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082334696] [2021-10-11 02:21:47,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:21:47,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:47,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:21:47,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:47,739 INFO L87 Difference]: Start difference. First operand 444 states and 585 transitions. Second operand 3 states. [2021-10-11 02:21:47,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:47,826 INFO L93 Difference]: Finished difference Result 945 states and 1248 transitions. [2021-10-11 02:21:47,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:21:47,827 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2021-10-11 02:21:47,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:47,830 INFO L225 Difference]: With dead ends: 945 [2021-10-11 02:21:47,830 INFO L226 Difference]: Without dead ends: 508 [2021-10-11 02:21:47,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:21:47,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-10-11 02:21:47,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 289. [2021-10-11 02:21:47,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2021-10-11 02:21:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 379 transitions. [2021-10-11 02:21:47,877 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 379 transitions. Word has length 56 [2021-10-11 02:21:47,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:47,877 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 379 transitions. [2021-10-11 02:21:47,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:21:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2021-10-11 02:21:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:21:47,879 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:47,879 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:21:48,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,098 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:21:48,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:21:48,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1624850482, now seen corresponding path program 1 times [2021-10-11 02:21:48,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:21:48,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575242201] [2021-10-11 02:21:48,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:21:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:21:48,394 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:48,432 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:21:48,432 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:21:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:21:48,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1575242201] [2021-10-11 02:21:48,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1641108546] [2021-10-11 02:21:48,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:48,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:21:48,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:48,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:49,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868183398] [2021-10-11 02:21:49,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:21:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:21:49,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:21:49,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:21:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:49,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:21:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:21:49,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:21:49,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-11 02:21:49,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790946612] [2021-10-11 02:21:49,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-10-11 02:21:49,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:21:49,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-11 02:21:49,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-11 02:21:49,311 INFO L87 Difference]: Start difference. First operand 289 states and 379 transitions. Second operand 15 states. [2021-10-11 02:21:59,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:21:59,776 INFO L93 Difference]: Finished difference Result 2291 states and 3122 transitions. [2021-10-11 02:21:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-10-11 02:21:59,776 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 63 [2021-10-11 02:21:59,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:21:59,787 INFO L225 Difference]: With dead ends: 2291 [2021-10-11 02:21:59,787 INFO L226 Difference]: Without dead ends: 2009 [2021-10-11 02:21:59,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5835 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=2459, Invalid=12061, Unknown=0, NotChecked=0, Total=14520 [2021-10-11 02:21:59,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2021-10-11 02:21:59,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 356. [2021-10-11 02:21:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-10-11 02:21:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 460 transitions. [2021-10-11 02:21:59,855 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 460 transitions. Word has length 63 [2021-10-11 02:21:59,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:21:59,855 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 460 transitions. [2021-10-11 02:21:59,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-10-11 02:21:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 460 transitions. [2021-10-11 02:21:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-11 02:21:59,856 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:21:59,857 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 02:22:00,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:22:00,473 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:00,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:00,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1944993669, now seen corresponding path program 1 times [2021-10-11 02:22:00,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:00,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886277636] [2021-10-11 02:22:00,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/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 02:22:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:00,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:00,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-11 02:22:00,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:00,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886277636] [2021-10-11 02:22:00,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:00,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:00,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049863269] [2021-10-11 02:22:00,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:00,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:00,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:00,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:00,817 INFO L87 Difference]: Start difference. First operand 356 states and 460 transitions. Second operand 5 states. [2021-10-11 02:22:00,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:00,937 INFO L93 Difference]: Finished difference Result 687 states and 879 transitions. [2021-10-11 02:22:00,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:22:00,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2021-10-11 02:22:00,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:00,938 INFO L225 Difference]: With dead ends: 687 [2021-10-11 02:22:00,938 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:22:00,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 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 02:22:00,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:22:00,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:22:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:22:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:22:00,940 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2021-10-11 02:22:00,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:00,940 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:22:00,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:00,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:22:00,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:22:01,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:22:01,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:22:01,709 WARN L197 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 111 [2021-10-11 02:22:02,136 WARN L197 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 121 [2021-10-11 02:22:02,245 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 107 [2021-10-11 02:22:02,363 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 88 [2021-10-11 02:22:02,469 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 99 [2021-10-11 02:22:02,688 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 78 [2021-10-11 02:22:02,853 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 75 [2021-10-11 02:22:02,986 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 80 [2021-10-11 02:22:03,187 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 111 [2021-10-11 02:22:03,427 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 115 [2021-10-11 02:22:04,383 WARN L197 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 25 [2021-10-11 02:22:05,234 WARN L197 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 25 [2021-10-11 02:22:05,851 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 31 [2021-10-11 02:22:06,274 WARN L197 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 25 [2021-10-11 02:22:06,742 WARN L197 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2021-10-11 02:22:07,101 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 19 [2021-10-11 02:22:07,491 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 26 [2021-10-11 02:22:07,838 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 29 [2021-10-11 02:22:08,626 WARN L197 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 25 [2021-10-11 02:22:09,018 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2021-10-11 02:22:09,235 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2021-10-11 02:22:10,000 WARN L197 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 29 [2021-10-11 02:22:10,032 INFO L265 CegarLoopResult]: At program point L1026-1(lines 1026 1033) the Hoare annotation is: true [2021-10-11 02:22:10,032 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,032 INFO L262 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2021-10-11 02:22:10,032 INFO L258 CegarLoopResult]: At program point L432-1(lines 432 438) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3) (and .cse0 .cse2 .cse1 .cse3))) [2021-10-11 02:22:10,033 INFO L258 CegarLoopResult]: At program point L300(lines 293 303) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:22:10,033 INFO L258 CegarLoopResult]: At program point L300-1(lines 293 303) the Hoare annotation is: false [2021-10-11 02:22:10,033 INFO L262 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,033 INFO L258 CegarLoopResult]: At program point L300-2(lines 293 303) the Hoare annotation is: false [2021-10-11 02:22:10,033 INFO L262 CegarLoopResult]: For program point L234-1(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,033 INFO L262 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,033 INFO L262 CegarLoopResult]: For program point L234-3(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,034 INFO L262 CegarLoopResult]: For program point L234-4(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,034 INFO L262 CegarLoopResult]: For program point L234-5(lines 234 242) no Hoare annotation was computed. [2021-10-11 02:22:10,034 INFO L258 CegarLoopResult]: At program point L534(lines 529 536) 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 02:22:10,034 INFO L262 CegarLoopResult]: For program point L204(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,034 INFO L262 CegarLoopResult]: For program point L204-1(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,034 INFO L258 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,034 INFO L262 CegarLoopResult]: For program point L204-2(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,035 INFO L258 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,035 INFO L262 CegarLoopResult]: For program point L204-3(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,035 INFO L258 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,035 INFO L262 CegarLoopResult]: For program point L204-4(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,035 INFO L258 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:22:10,035 INFO L262 CegarLoopResult]: For program point L204-5(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,035 INFO L258 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,036 INFO L262 CegarLoopResult]: For program point L204-6(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,036 INFO L258 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,036 INFO L262 CegarLoopResult]: For program point L204-7(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,036 INFO L258 CegarLoopResult]: At program point L138-6(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,036 INFO L262 CegarLoopResult]: For program point L204-8(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,036 INFO L258 CegarLoopResult]: At program point L138-7(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,036 INFO L262 CegarLoopResult]: For program point L204-9(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,037 INFO L258 CegarLoopResult]: At program point L138-8(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,037 INFO L262 CegarLoopResult]: For program point L204-10(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,037 INFO L258 CegarLoopResult]: At program point L138-9(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,037 INFO L262 CegarLoopResult]: For program point L204-11(lines 204 221) no Hoare annotation was computed. [2021-10-11 02:22:10,037 INFO L258 CegarLoopResult]: At program point L138-10(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,037 INFO L258 CegarLoopResult]: At program point L138-11(lines 129 142) the Hoare annotation is: false [2021-10-11 02:22:10,038 INFO L258 CegarLoopResult]: At program point L172(lines 168 190) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0)) (and .cse0 .cse3 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:22:10,038 INFO L258 CegarLoopResult]: At program point L172-1(lines 168 190) the Hoare annotation is: false [2021-10-11 02:22:10,038 INFO L258 CegarLoopResult]: At program point L172-2(lines 168 190) the Hoare annotation is: false [2021-10-11 02:22:10,038 INFO L258 CegarLoopResult]: At program point L472(lines 421 473) the Hoare annotation is: false [2021-10-11 02:22:10,038 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,038 INFO L262 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,038 INFO L262 CegarLoopResult]: For program point L208-1(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-3(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-4(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-5(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-6(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-7(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-8(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,039 INFO L262 CegarLoopResult]: For program point L208-9(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,040 INFO L262 CegarLoopResult]: For program point L208-10(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,040 INFO L262 CegarLoopResult]: For program point L208-11(lines 208 216) no Hoare annotation was computed. [2021-10-11 02:22:10,040 INFO L258 CegarLoopResult]: At program point L506(lines 1 1038) 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 02:22:10,040 INFO L265 CegarLoopResult]: At program point L1035(lines 1016 1038) the Hoare annotation is: true [2021-10-11 02:22:10,040 INFO L258 CegarLoopResult]: At program point L1002(lines 998 1004) 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 02:22:10,040 INFO L258 CegarLoopResult]: At program point L309(lines 304 312) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse2 .cse4))) [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L309-1(lines 304 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L309-2(lines 304 312) the Hoare annotation is: false [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L309-3(lines 304 312) the Hoare annotation is: false [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L309-4(lines 304 312) the Hoare annotation is: false [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L309-5(lines 304 312) the Hoare annotation is: false [2021-10-11 02:22:10,041 INFO L262 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2021-10-11 02:22:10,041 INFO L258 CegarLoopResult]: At program point L442-1(lines 442 448) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3) (and .cse0 .cse2 .cse1 .cse3))) [2021-10-11 02:22:10,042 INFO L262 CegarLoopResult]: For program point L377(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,042 INFO L262 CegarLoopResult]: For program point L377-2(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,042 INFO L262 CegarLoopResult]: For program point L377-3(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,042 INFO L262 CegarLoopResult]: For program point L377-5(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,042 INFO L258 CegarLoopResult]: At program point L179(lines 179 185) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2021-10-11 02:22:10,042 INFO L262 CegarLoopResult]: For program point L377-6(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,042 INFO L258 CegarLoopResult]: At program point L179-1(lines 179 185) the Hoare annotation is: false [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L377-8(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,043 INFO L258 CegarLoopResult]: At program point L179-2(lines 179 185) the Hoare annotation is: false [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L377-9(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L377-11(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L377-12(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,043 INFO L262 CegarLoopResult]: For program point L377-14(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,044 INFO L262 CegarLoopResult]: For program point L377-15(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,044 INFO L262 CegarLoopResult]: For program point L377-17(lines 377 381) no Hoare annotation was computed. [2021-10-11 02:22:10,044 INFO L258 CegarLoopResult]: At program point L544(lines 172 178) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 .cse1 .cse3 .cse2 .cse4))) [2021-10-11 02:22:10,044 INFO L258 CegarLoopResult]: At program point L544-1(lines 172 178) the Hoare annotation is: false [2021-10-11 02:22:10,044 INFO L258 CegarLoopResult]: At program point L544-2(lines 172 178) the Hoare annotation is: false [2021-10-11 02:22:10,044 INFO L258 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:22:10,044 INFO L258 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L148-3(lines 143 151) the Hoare annotation is: false [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L148-4(lines 143 151) the Hoare annotation is: false [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L148-5(lines 143 151) the Hoare annotation is: false [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L514(lines 509 517) 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 02:22:10,045 INFO L258 CegarLoopResult]: At program point L383(lines 368 386) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:22:10,045 INFO L258 CegarLoopResult]: At program point L383-1(lines 368 386) the Hoare annotation is: false [2021-10-11 02:22:10,046 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:22:10,046 INFO L258 CegarLoopResult]: At program point L383-2(lines 368 386) the Hoare annotation is: false [2021-10-11 02:22:10,046 INFO L258 CegarLoopResult]: At program point L383-3(lines 368 386) the Hoare annotation is: false [2021-10-11 02:22:10,046 INFO L258 CegarLoopResult]: At program point L383-4(lines 368 386) the Hoare annotation is: false [2021-10-11 02:22:10,046 INFO L258 CegarLoopResult]: At program point L383-5(lines 368 386) the Hoare annotation is: false [2021-10-11 02:22:10,046 INFO L262 CegarLoopResult]: For program point L452(lines 452 467) no Hoare annotation was computed. [2021-10-11 02:22:10,046 INFO L262 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:22:10,046 INFO L262 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:22:10,047 INFO L262 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2021-10-11 02:22:10,047 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:22:10,047 INFO L262 CegarLoopResult]: For program point L256(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:22:10,047 INFO L262 CegarLoopResult]: For program point L256-1(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:22:10,047 INFO L262 CegarLoopResult]: For program point L256-2(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:22:10,047 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 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4))) [2021-10-11 02:22:10,047 INFO L258 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2021-10-11 02:22:10,048 INFO L258 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2021-10-11 02:22:10,048 INFO L262 CegarLoopResult]: For program point L555(lines 555 572) no Hoare annotation was computed. [2021-10-11 02:22:10,048 INFO L258 CegarLoopResult]: At program point L555-1(lines 1 1038) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse3 .cse0 .cse2 .cse1 .cse4 .cse5) (and .cse3 .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse4 .cse5))) [2021-10-11 02:22:10,048 INFO L262 CegarLoopResult]: For program point L555-2(lines 555 572) no Hoare annotation was computed. [2021-10-11 02:22:10,048 INFO L258 CegarLoopResult]: At program point L555-3(lines 1 1038) the Hoare annotation is: false [2021-10-11 02:22:10,048 INFO L262 CegarLoopResult]: For program point L423(lines 422 471) no Hoare annotation was computed. [2021-10-11 02:22:10,048 INFO L262 CegarLoopResult]: For program point L555-4(lines 555 572) no Hoare annotation was computed. [2021-10-11 02:22:10,048 INFO L258 CegarLoopResult]: At program point L555-5(lines 1 1038) the Hoare annotation is: false [2021-10-11 02:22:10,049 INFO L258 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0)) [2021-10-11 02:22:10,049 INFO L258 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: false [2021-10-11 02:22:10,049 INFO L258 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2021-10-11 02:22:10,049 INFO L262 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,049 INFO L262 CegarLoopResult]: For program point L523-1(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,049 INFO L262 CegarLoopResult]: For program point L523-2(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,049 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L258 CegarLoopResult]: At program point L391-1(lines 391 397) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse1))) [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358-2(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358-3(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358-5(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358-6(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,050 INFO L262 CegarLoopResult]: For program point L358-8(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-9(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-11(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-12(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-14(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-15(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-17(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,051 INFO L262 CegarLoopResult]: For program point L358-18(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-20(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-21(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-23(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-24(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-26(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-27(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-29(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-30(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,052 INFO L262 CegarLoopResult]: For program point L358-32(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L358-33(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L260-1(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L358-35(lines 358 362) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L258 CegarLoopResult]: At program point L954-2(lines 954 968) the Hoare annotation is: false [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2021-10-11 02:22:10,053 INFO L262 CegarLoopResult]: For program point L559(lines 559 569) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L559-2(lines 559 569) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L258 CegarLoopResult]: At program point L460-1(lines 1 1038) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L559-4(lines 559 569) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2021-10-11 02:22:10,054 INFO L262 CegarLoopResult]: For program point L230(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L230-1(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L230-2(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L230-3(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L230-4(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L230-5(lines 230 247) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2021-10-11 02:22:10,055 INFO L262 CegarLoopResult]: For program point L958(lines 958 962) no Hoare annotation was computed. [2021-10-11 02:22:10,056 INFO L262 CegarLoopResult]: For program point L958-1(lines 958 962) no Hoare annotation was computed. [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364-1(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364-2(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364-3(lines 349 367) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364-4(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,056 INFO L258 CegarLoopResult]: At program point L364-5(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,057 INFO L258 CegarLoopResult]: At program point L364-6(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,057 INFO L262 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,057 INFO L258 CegarLoopResult]: At program point L364-7(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,057 INFO L262 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,057 INFO L258 CegarLoopResult]: At program point L364-8(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,057 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,057 INFO L258 CegarLoopResult]: At program point L364-9(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,057 INFO L262 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L258 CegarLoopResult]: At program point L364-10(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L258 CegarLoopResult]: At program point L364-11(lines 349 367) the Hoare annotation is: false [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-6(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-7(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-8(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-9(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,058 INFO L262 CegarLoopResult]: For program point L133-10(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,059 INFO L262 CegarLoopResult]: For program point L133-11(lines 133 139) no Hoare annotation was computed. [2021-10-11 02:22:10,059 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 02:22:10,059 INFO L262 CegarLoopResult]: For program point L1026(lines 1026 1033) no Hoare annotation was computed. [2021-10-11 02:22:10,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:22:10 BoogieIcfgContainer [2021-10-11 02:22:10,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:22:10,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:22:10,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:22:10,092 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:22:10,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:39" (3/4) ... [2021-10-11 02:22:10,096 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:22:10,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:22:10,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:22:10,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:22:10,126 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:22:10,127 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:22:10,129 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:10,131 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:10,156 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 02:22:10,156 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 02:22:10,157 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 02:22:10,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-11 02:22:10,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS)) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,161 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,161 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:22:10,162 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:22:10,162 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result [2021-10-11 02:22:10,163 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:22:10,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS [2021-10-11 02:22:10,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:22:10,249 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8539b8ea-9d9b-4c46-be93-9ce0a3a549e8/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:22:10,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:22:10,250 INFO L168 Benchmark]: Toolchain (without parser) took 34814.34 ms. Allocated memory was 56.6 MB in the beginning and 211.8 MB in the end (delta: 155.2 MB). Free memory was 34.2 MB in the beginning and 79.8 MB in the end (delta: -45.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,250 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.1 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:10,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 885.30 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.0 MB in the beginning and 56.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.23 ms. Allocated memory is still 77.6 MB. Free memory was 56.8 MB in the beginning and 52.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,252 INFO L168 Benchmark]: Boogie Preprocessor took 109.14 ms. Allocated memory is still 77.6 MB. Free memory was 52.0 MB in the beginning and 48.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,253 INFO L168 Benchmark]: RCFGBuilder took 3289.61 ms. Allocated memory is still 77.6 MB. Free memory was 48.1 MB in the beginning and 39.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,253 INFO L168 Benchmark]: TraceAbstraction took 30263.27 ms. Allocated memory was 77.6 MB in the beginning and 211.8 MB in the end (delta: 134.2 MB). Free memory was 38.5 MB in the beginning and 95.5 MB in the end (delta: -56.9 MB). Peak memory consumption was 114.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,253 INFO L168 Benchmark]: Witness Printer took 157.24 ms. Allocated memory is still 211.8 MB. Free memory was 95.5 MB in the beginning and 79.8 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:10,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.1 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 885.30 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.0 MB in the beginning and 56.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.23 ms. Allocated memory is still 77.6 MB. Free memory was 56.8 MB in the beginning and 52.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 109.14 ms. Allocated memory is still 77.6 MB. Free memory was 52.0 MB in the beginning and 48.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3289.61 ms. Allocated memory is still 77.6 MB. Free memory was 48.1 MB in the beginning and 39.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30263.27 ms. Allocated memory was 77.6 MB in the beginning and 211.8 MB in the end (delta: 134.2 MB). Free memory was 38.5 MB in the beginning and 95.5 MB in the end (delta: -56.9 MB). Peak memory consumption was 114.5 MB. Max. memory is 16.1 GB. * Witness Printer took 157.24 ms. Allocated memory is still 211.8 MB. Free memory was 95.5 MB in the beginning and 79.8 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 523]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 523]: 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: 442]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((2bv32 == tmp && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS)) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && tmp___0 == 0bv32) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: 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: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1026]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) || (((((1bv32 == \result && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 1bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: 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: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: 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: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.2s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1870 SDtfs, 3942 SDslu, 4449 SDs, 0 SdLazy, 1206 SolverSat, 266 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 996 GetRequests, 843 SyntacticMatches, 0 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5848 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=444occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2908 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 869 HoareAnnotationTreeSize, 75 FomulaSimplifications, 416748 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 75 FomulaSimplificationsInter, 72887 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 616 NumberOfCodeBlocks, 616 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 788 ConstructedInterpolants, 0 QuantifiedInterpolants, 106988 SizeOfPredicates, 28 NumberOfNonLiveVariables, 3208 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 196/220 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...