./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62215579489c65348c20dcb35d4d11bc17ff5b74 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62215579489c65348c20dcb35d4d11bc17ff5b74 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:46:38,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:46:38,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:46:38,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:46:38,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:46:38,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:46:38,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:46:38,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:46:38,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:46:38,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:46:38,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:46:38,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:46:38,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:46:38,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:46:38,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:46:38,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:46:38,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:46:38,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:46:38,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:46:38,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:46:38,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:46:38,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:46:38,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:46:38,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:46:38,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:46:38,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:46:38,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:46:38,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:46:38,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:46:38,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:46:38,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:46:38,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:46:38,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:46:38,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:46:38,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:46:38,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:46:38,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:46:38,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:46:38,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:46:38,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:46:38,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:46:38,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:46:38,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:46:38,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:46:38,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:46:38,240 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:46:38,240 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:46:38,241 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:46:38,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:46:38,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:46:38,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:46:38,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:46:38,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:46:38,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:46:38,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:46:38,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:46:38,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:46:38,244 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan 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(__VERIFIER_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 -> 62215579489c65348c20dcb35d4d11bc17ff5b74 [2019-12-07 15:46:38,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:46:38,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:46:38,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:46:38,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:46:38,355 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:46:38,356 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-12-07 15:46:38,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/71a7974c0/282fd9da9fc1477fbf1ae40117f91f2b/FLAG3fb4247da [2019-12-07 15:46:38,831 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:46:38,832 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-12-07 15:46:38,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/71a7974c0/282fd9da9fc1477fbf1ae40117f91f2b/FLAG3fb4247da [2019-12-07 15:46:39,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/71a7974c0/282fd9da9fc1477fbf1ae40117f91f2b [2019-12-07 15:46:39,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:46:39,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:46:39,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:39,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:46:39,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:46:39,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:39" (1/1) ... [2019-12-07 15:46:39,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab61b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:39, skipping insertion in model container [2019-12-07 15:46:39,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:39" (1/1) ... [2019-12-07 15:46:39,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:46:39,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:39,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:39,443 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) [2019-12-07 15:46:39,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@309127a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:39, skipping insertion in model container [2019-12-07 15:46:39,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:39,444 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:46:39,446 INFO L168 Benchmark]: Toolchain (without parser) took 264.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:39,446 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:39,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -160.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:39,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 962.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 261.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -160.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 564]: 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 0.1.25-f470102 [2019-12-07 15:46:40,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:46:40,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:46:40,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:46:40,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:46:40,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:46:40,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:46:40,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:46:40,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:46:40,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:46:40,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:46:40,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:46:40,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:46:40,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:46:40,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:46:40,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:46:40,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:46:40,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:46:40,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:46:40,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:46:40,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:46:40,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:46:40,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:46:40,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:46:40,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:46:40,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:46:40,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:46:40,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:46:40,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:46:40,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:46:40,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:46:40,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:46:40,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:46:40,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:46:40,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:46:40,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:46:40,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:46:40,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:46:40,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:46:40,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:46:40,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:46:40,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:46:40,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:46:40,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:46:40,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:46:40,620 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:46:40,620 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:46:40,620 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:46:40,620 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:46:40,620 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:46:40,620 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:46:40,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:46:40,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:46:40,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:46:40,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:46:40,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:46:40,623 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:46:40,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:46:40,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:46:40,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:46:40,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:46:40,624 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan 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(__VERIFIER_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 -> 62215579489c65348c20dcb35d4d11bc17ff5b74 [2019-12-07 15:46:40,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:46:40,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:46:40,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:46:40,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:46:40,806 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:46:40,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-12-07 15:46:40,852 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/401a14cf0/b514edb40d034476be43f8f7afe34bef/FLAGf7deefcaa [2019-12-07 15:46:41,240 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:46:41,240 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-12-07 15:46:41,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/401a14cf0/b514edb40d034476be43f8f7afe34bef/FLAGf7deefcaa [2019-12-07 15:46:41,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/data/401a14cf0/b514edb40d034476be43f8f7afe34bef [2019-12-07 15:46:41,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:46:41,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:46:41,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:41,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:46:41,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:46:41,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:41" (1/1) ... [2019-12-07 15:46:41,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:41, skipping insertion in model container [2019-12-07 15:46:41,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:41" (1/1) ... [2019-12-07 15:46:41,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:46:41,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:41,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:41,923 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:46:41,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:41,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:41,975 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:46:42,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:42,040 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:46:42,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42 WrapperNode [2019-12-07 15:46:42,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:42,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:42,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:46:42,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:46:42,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:42,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:46:42,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:46:42,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:46:42,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... [2019-12-07 15:46:42,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:46:42,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:46:42,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:46:42,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:46:42,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:46:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:46:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:46:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:46:42,889 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:46:42,889 INFO L287 CfgBuilder]: Removed 348 assume(true) statements. [2019-12-07 15:46:42,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:42 BoogieIcfgContainer [2019-12-07 15:46:42,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:46:42,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:46:42,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:46:42,893 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:46:42,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:46:41" (1/3) ... [2019-12-07 15:46:42,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c9f093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:46:42, skipping insertion in model container [2019-12-07 15:46:42,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:42" (2/3) ... [2019-12-07 15:46:42,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c9f093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:46:42, skipping insertion in model container [2019-12-07 15:46:42,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:42" (3/3) ... [2019-12-07 15:46:42,896 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2019-12-07 15:46:42,903 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:46:42,908 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:46:42,916 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:46:42,933 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:46:42,934 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:46:42,934 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:46:42,934 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:46:42,934 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:46:42,934 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:46:42,934 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:46:42,934 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:46:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2019-12-07 15:46:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 15:46:42,953 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:42,954 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:42,954 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:42,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:42,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1538221509, now seen corresponding path program 1 times [2019-12-07 15:46:42,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:42,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [488130284] [2019-12-07 15:46:42,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:43,112 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:46:43,117 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:43,130 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:43,135 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [488130284] [2019-12-07 15:46:43,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:43,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:46:43,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134384745] [2019-12-07 15:46:43,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:46:43,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:43,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:46:43,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:46:43,151 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2019-12-07 15:46:43,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:43,183 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2019-12-07 15:46:43,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:46:43,184 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 15:46:43,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:43,193 INFO L225 Difference]: With dead ends: 444 [2019-12-07 15:46:43,193 INFO L226 Difference]: Without dead ends: 221 [2019-12-07 15:46:43,196 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:46:43,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-12-07 15:46:43,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2019-12-07 15:46:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-12-07 15:46:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2019-12-07 15:46:43,233 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2019-12-07 15:46:43,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:43,234 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2019-12-07 15:46:43,234 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:46:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2019-12-07 15:46:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 15:46:43,235 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:43,235 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:43,435 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:46:43,436 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:43,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:43,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1505952337, now seen corresponding path program 1 times [2019-12-07 15:46:43,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:43,438 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886141010] [2019-12-07 15:46:43,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:43,628 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:43,629 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:43,643 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:43,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:43,653 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886141010] [2019-12-07 15:46:43,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:43,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:46:43,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396139027] [2019-12-07 15:46:43,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:46:43,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:43,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:46:43,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:43,656 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 4 states. [2019-12-07 15:46:43,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:43,676 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2019-12-07 15:46:43,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:43,676 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 15:46:43,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:43,678 INFO L225 Difference]: With dead ends: 221 [2019-12-07 15:46:43,678 INFO L226 Difference]: Without dead ends: 83 [2019-12-07 15:46:43,680 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:43,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-12-07 15:46:43,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-12-07 15:46:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-12-07 15:46:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2019-12-07 15:46:43,688 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2019-12-07 15:46:43,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:43,688 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2019-12-07 15:46:43,688 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:46:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2019-12-07 15:46:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 15:46:43,689 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:43,689 INFO L410 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] [2019-12-07 15:46:43,890 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:46:43,890 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:43,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:43,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1849279646, now seen corresponding path program 1 times [2019-12-07 15:46:43,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:43,891 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [597343088] [2019-12-07 15:46:43,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:43,997 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:43,998 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:44,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,006 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,014 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [597343088] [2019-12-07 15:46:44,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:44,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 15:46:44,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391430046] [2019-12-07 15:46:44,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:46:44,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:44,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:46:44,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:44,015 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 4 states. [2019-12-07 15:46:44,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:44,026 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2019-12-07 15:46:44,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:44,027 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 15:46:44,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:44,028 INFO L225 Difference]: With dead ends: 160 [2019-12-07 15:46:44,028 INFO L226 Difference]: Without dead ends: 83 [2019-12-07 15:46:44,029 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:44,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-12-07 15:46:44,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-12-07 15:46:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-12-07 15:46:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2019-12-07 15:46:44,037 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2019-12-07 15:46:44,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:44,038 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2019-12-07 15:46:44,038 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:46:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2019-12-07 15:46:44,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 15:46:44,039 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:44,039 INFO L410 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] [2019-12-07 15:46:44,240 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:46:44,240 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:44,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:44,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1583482167, now seen corresponding path program 1 times [2019-12-07 15:46:44,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:44,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1261867114] [2019-12-07 15:46:44,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:44,345 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:44,346 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,351 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,353 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1261867114] [2019-12-07 15:46:44,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:44,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 15:46:44,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832514430] [2019-12-07 15:46:44,354 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 15:46:44,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:44,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:46:44,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:46:44,355 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2019-12-07 15:46:44,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:44,426 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2019-12-07 15:46:44,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:44,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-07 15:46:44,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:44,427 INFO L225 Difference]: With dead ends: 166 [2019-12-07 15:46:44,427 INFO L226 Difference]: Without dead ends: 89 [2019-12-07 15:46:44,427 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:46:44,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-12-07 15:46:44,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2019-12-07 15:46:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-12-07 15:46:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2019-12-07 15:46:44,433 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2019-12-07 15:46:44,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:44,434 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2019-12-07 15:46:44,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 15:46:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2019-12-07 15:46:44,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 15:46:44,435 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:44,435 INFO L410 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] [2019-12-07 15:46:44,635 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:46:44,636 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:44,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:44,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1877204683, now seen corresponding path program 1 times [2019-12-07 15:46:44,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:44,638 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803417824] [2019-12-07 15:46:44,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:44,790 INFO L264 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:44,791 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,807 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:44,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:44,831 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803417824] [2019-12-07 15:46:44,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:44,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 15:46:44,832 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273552775] [2019-12-07 15:46:44,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 15:46:44,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:44,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 15:46:44,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 15:46:44,833 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 8 states. [2019-12-07 15:46:45,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:45,114 INFO L93 Difference]: Finished difference Result 673 states and 969 transitions. [2019-12-07 15:46:45,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 15:46:45,115 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2019-12-07 15:46:45,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:45,118 INFO L225 Difference]: With dead ends: 673 [2019-12-07 15:46:45,118 INFO L226 Difference]: Without dead ends: 592 [2019-12-07 15:46:45,119 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-12-07 15:46:45,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2019-12-07 15:46:45,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 204. [2019-12-07 15:46:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-12-07 15:46:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2019-12-07 15:46:45,143 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2019-12-07 15:46:45,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:45,143 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2019-12-07 15:46:45,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 15:46:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2019-12-07 15:46:45,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 15:46:45,145 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:45,146 INFO L410 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] [2019-12-07 15:46:45,346 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:46:45,347 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:45,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:45,347 INFO L82 PathProgramCache]: Analyzing trace with hash 26564831, now seen corresponding path program 1 times [2019-12-07 15:46:45,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:45,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126356163] [2019-12-07 15:46:45,349 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:45,519 INFO L264 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:45,521 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 15:46:45,533 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 15:46:45,537 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2126356163] [2019-12-07 15:46:45,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:45,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:46:45,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407557552] [2019-12-07 15:46:45,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:46:45,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:45,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:46:45,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:46:45,538 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand 5 states. [2019-12-07 15:46:45,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:45,608 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2019-12-07 15:46:45,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 15:46:45,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-12-07 15:46:45,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:45,610 INFO L225 Difference]: With dead ends: 540 [2019-12-07 15:46:45,610 INFO L226 Difference]: Without dead ends: 342 [2019-12-07 15:46:45,611 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 15:46:45,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2019-12-07 15:46:45,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2019-12-07 15:46:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-12-07 15:46:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2019-12-07 15:46:45,624 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2019-12-07 15:46:45,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:45,624 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2019-12-07 15:46:45,624 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:46:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2019-12-07 15:46:45,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 15:46:45,625 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:45,626 INFO L410 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] [2019-12-07 15:46:45,826 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 15:46:45,827 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:45,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:45,827 INFO L82 PathProgramCache]: Analyzing trace with hash 728164705, now seen corresponding path program 1 times [2019-12-07 15:46:45,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:45,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075305715] [2019-12-07 15:46:45,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:45,954 INFO L264 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:46:45,956 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:45,965 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 15:46:45,965 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 15:46:45,976 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075305715] [2019-12-07 15:46:45,976 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:45,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 15:46:45,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760795411] [2019-12-07 15:46:45,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 15:46:45,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:45,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 15:46:45,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 15:46:45,977 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand 6 states. [2019-12-07 15:46:46,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:46,041 INFO L93 Difference]: Finished difference Result 506 states and 680 transitions. [2019-12-07 15:46:46,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:46:46,041 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2019-12-07 15:46:46,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:46,043 INFO L225 Difference]: With dead ends: 506 [2019-12-07 15:46:46,043 INFO L226 Difference]: Without dead ends: 287 [2019-12-07 15:46:46,043 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 15:46:46,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2019-12-07 15:46:46,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 191. [2019-12-07 15:46:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-12-07 15:46:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2019-12-07 15:46:46,055 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2019-12-07 15:46:46,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:46,055 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2019-12-07 15:46:46,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 15:46:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2019-12-07 15:46:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 15:46:46,056 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:46,056 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:46,257 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 15:46:46,258 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:46,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:46,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1967630623, now seen corresponding path program 1 times [2019-12-07 15:46:46,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:46,259 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [67465511] [2019-12-07 15:46:46,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:46,385 INFO L264 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:46:46,387 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 15:46:46,405 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 15:46:46,410 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [67465511] [2019-12-07 15:46:46,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:46,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:46:46,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197641041] [2019-12-07 15:46:46,411 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 15:46:46,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:46,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 15:46:46,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 15:46:46,411 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand 6 states. [2019-12-07 15:46:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:46,569 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2019-12-07 15:46:46,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 15:46:46,570 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-12-07 15:46:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:46,574 INFO L225 Difference]: With dead ends: 871 [2019-12-07 15:46:46,574 INFO L226 Difference]: Without dead ends: 686 [2019-12-07 15:46:46,575 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-12-07 15:46:46,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2019-12-07 15:46:46,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2019-12-07 15:46:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-12-07 15:46:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2019-12-07 15:46:46,608 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2019-12-07 15:46:46,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:46,608 INFO L462 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2019-12-07 15:46:46,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 15:46:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2019-12-07 15:46:46,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 15:46:46,610 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:46,610 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:46,810 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 15:46:46,811 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:46,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:46,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1827053301, now seen corresponding path program 1 times [2019-12-07 15:46:46,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:46,812 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [355076737] [2019-12-07 15:46:46,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:46,909 INFO L264 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:46:46,910 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:46,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:46,933 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:46,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [355076737] [2019-12-07 15:46:46,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1345301275] [2019-12-07 15:46:46,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 15:46:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:47,055 INFO L264 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:47,056 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 15:46:47,084 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 15:46:47,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 15:46:47,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2019-12-07 15:46:47,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151488764] [2019-12-07 15:46:47,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:46:47,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:47,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:46:47,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2019-12-07 15:46:47,090 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand 5 states. [2019-12-07 15:46:47,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:47,308 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2019-12-07 15:46:47,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 15:46:47,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-12-07 15:46:47,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:47,314 INFO L225 Difference]: With dead ends: 1022 [2019-12-07 15:46:47,315 INFO L226 Difference]: Without dead ends: 1020 [2019-12-07 15:46:47,315 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2019-12-07 15:46:47,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2019-12-07 15:46:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2019-12-07 15:46:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-12-07 15:46:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2019-12-07 15:46:47,368 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2019-12-07 15:46:47,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:47,369 INFO L462 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2019-12-07 15:46:47,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:46:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2019-12-07 15:46:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-07 15:46:47,370 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:47,370 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:47,771 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 15:46:47,771 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:47,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:47,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1078505529, now seen corresponding path program 1 times [2019-12-07 15:46:47,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:47,772 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1583420811] [2019-12-07 15:46:47,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:47,878 INFO L264 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:46:47,880 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:47,905 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:47,908 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 15:46:47,928 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:47,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1583420811] [2019-12-07 15:46:47,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [398733023] [2019-12-07 15:46:47,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 15:46:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:48,034 INFO L264 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-07 15:46:48,036 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:48,060 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:48,086 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772938721] [2019-12-07 15:46:48,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:48,198 INFO L264 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:46:48,199 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:48,209 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 15:46:48,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 15:46:48,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2019-12-07 15:46:48,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049463790] [2019-12-07 15:46:48,218 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 15:46:48,218 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:48,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 15:46:48,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-12-07 15:46:48,219 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand 12 states. [2019-12-07 15:46:49,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:49,922 INFO L93 Difference]: Finished difference Result 4777 states and 6284 transitions. [2019-12-07 15:46:49,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2019-12-07 15:46:49,922 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2019-12-07 15:46:49,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:49,938 INFO L225 Difference]: With dead ends: 4777 [2019-12-07 15:46:49,938 INFO L226 Difference]: Without dead ends: 4459 [2019-12-07 15:46:49,941 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 342 SyntacticMatches, 2 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2036 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1040, Invalid=4510, Unknown=0, NotChecked=0, Total=5550 [2019-12-07 15:46:49,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2019-12-07 15:46:50,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 664. [2019-12-07 15:46:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 664 states. [2019-12-07 15:46:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 874 transitions. [2019-12-07 15:46:50,006 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 874 transitions. Word has length 60 [2019-12-07 15:46:50,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:50,007 INFO L462 AbstractCegarLoop]: Abstraction has 664 states and 874 transitions. [2019-12-07 15:46:50,007 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 15:46:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 874 transitions. [2019-12-07 15:46:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-07 15:46:50,008 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:50,008 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2019-12-07 15:46:50,608 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt --rewrite-divk,12 mathsat -unsat_core_generation=3 [2019-12-07 15:46:50,609 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:50,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:50,609 INFO L82 PathProgramCache]: Analyzing trace with hash 396849281, now seen corresponding path program 1 times [2019-12-07 15:46:50,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:50,610 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786581657] [2019-12-07 15:46:50,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/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 [2019-12-07 15:46:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:50,724 INFO L264 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:50,726 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-07 15:46:50,741 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-07 15:46:50,759 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786581657] [2019-12-07 15:46:50,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:50,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 15:46:50,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772963320] [2019-12-07 15:46:50,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 15:46:50,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:50,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 15:46:50,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 15:46:50,760 INFO L87 Difference]: Start difference. First operand 664 states and 874 transitions. Second operand 8 states. [2019-12-07 15:46:50,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:50,817 INFO L93 Difference]: Finished difference Result 1066 states and 1374 transitions. [2019-12-07 15:46:50,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:46:50,817 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2019-12-07 15:46:50,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:50,818 INFO L225 Difference]: With dead ends: 1066 [2019-12-07 15:46:50,818 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:46:50,819 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 15:46:50,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:46:50,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:46:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:46:50,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:46:50,819 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2019-12-07 15:46:50,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:50,819 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:46:50,819 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 15:46:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:46:50,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:46:51,020 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2019-12-07 15:46:51,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:46:51,387 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 134 [2019-12-07 15:46:51,694 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 179 [2019-12-07 15:46:51,841 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 160 [2019-12-07 15:46:51,983 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 157 [2019-12-07 15:46:52,104 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 164 [2019-12-07 15:46:52,361 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2019-12-07 15:46:52,744 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 24 [2019-12-07 15:46:53,428 WARN L192 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 29 [2019-12-07 15:46:53,963 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 25 [2019-12-07 15:46:54,285 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 22 [2019-12-07 15:46:54,425 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 14 [2019-12-07 15:46:55,672 WARN L192 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 179 DAG size of output: 29 [2019-12-07 15:46:56,955 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 159 DAG size of output: 33 [2019-12-07 15:46:58,222 WARN L192 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 155 DAG size of output: 27 [2019-12-07 15:46:59,436 WARN L192 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 162 DAG size of output: 36 [2019-12-07 15:47:00,009 WARN L192 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 32 [2019-12-07 15:47:00,013 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,013 INFO L242 CegarLoopResult]: At program point L961(lines 957 963) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:47:00,013 INFO L242 CegarLoopResult]: At program point L105(lines 104 123) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2) (and .cse0 .cse1 .cse3 .cse2))) [2019-12-07 15:47:00,013 INFO L246 CegarLoopResult]: For program point L105-1(lines 105 111) no Hoare annotation was computed. [2019-12-07 15:47:00,013 INFO L242 CegarLoopResult]: At program point L105-2(lines 104 123) the Hoare annotation is: false [2019-12-07 15:47:00,013 INFO L242 CegarLoopResult]: At program point L105-3(lines 104 123) the Hoare annotation is: false [2019-12-07 15:47:00,014 INFO L246 CegarLoopResult]: For program point L437(lines 437 441) no Hoare annotation was computed. [2019-12-07 15:47:00,014 INFO L246 CegarLoopResult]: For program point L371(lines 371 377) no Hoare annotation was computed. [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L371-1(lines 371 377) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and .cse4 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse3))) [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L505(lines 500 508) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L505-1(lines 500 508) the Hoare annotation is: false [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L505-2(lines 500 508) the Hoare annotation is: false [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L505-3(lines 500 508) the Hoare annotation is: false [2019-12-07 15:47:00,014 INFO L242 CegarLoopResult]: At program point L505-4(lines 500 508) the Hoare annotation is: false [2019-12-07 15:47:00,015 INFO L242 CegarLoopResult]: At program point L505-5(lines 500 508) the Hoare annotation is: false [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-3(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-5(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-6(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-8(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-9(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,015 INFO L246 CegarLoopResult]: For program point L308-11(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-12(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-14(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-15(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-17(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-18(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-20(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-21(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-23(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-24(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-26(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,016 INFO L246 CegarLoopResult]: For program point L308-27(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L246 CegarLoopResult]: For program point L308-29(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L246 CegarLoopResult]: For program point L308-30(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L246 CegarLoopResult]: For program point L308-32(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L246 CegarLoopResult]: For program point L308-33(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L246 CegarLoopResult]: For program point L308-35(lines 308 312) no Hoare annotation was computed. [2019-12-07 15:47:00,017 INFO L242 CegarLoopResult]: At program point L112(lines 112 118) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse1) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv4294967295 32))) .cse2 .cse0 .cse3 .cse1) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse2 .cse3 .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1))) [2019-12-07 15:47:00,017 INFO L242 CegarLoopResult]: At program point L112-1(lines 112 118) the Hoare annotation is: false [2019-12-07 15:47:00,017 INFO L242 CegarLoopResult]: At program point L112-2(lines 112 118) the Hoare annotation is: false [2019-12-07 15:47:00,017 INFO L242 CegarLoopResult]: At program point L314(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-1(lines 299 317) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv4294967295 32))) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-2(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-3(lines 299 317) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse2))) [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-4(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-5(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-6(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-7(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-8(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-9(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,018 INFO L242 CegarLoopResult]: At program point L314-10(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L314-11(lines 299 317) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L246 CegarLoopResult]: For program point L381(lines 381 392) no Hoare annotation was computed. [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250(lines 243 253) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-1(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-2(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-3(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-4(lines 243 253) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-5(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-6(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-7(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-8(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-9(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-10(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-11(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-12(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-13(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,019 INFO L242 CegarLoopResult]: At program point L250-14(lines 243 253) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450(lines 445 453) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-1(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-2(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-3(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-4(lines 445 453) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-5(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-6(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-7(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-8(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-9(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-10(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-11(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-12(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-13(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L450-14(lines 445 453) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L242 CegarLoopResult]: At program point L913-2(lines 913 927) the Hoare annotation is: false [2019-12-07 15:47:00,020 INFO L246 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L518(lines 518 531) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L242 CegarLoopResult]: At program point L518-1(lines 1 996) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse3))) [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L518-2(lines 518 531) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L242 CegarLoopResult]: At program point L518-3(lines 1 996) the Hoare annotation is: false [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L518-4(lines 518 531) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L242 CegarLoopResult]: At program point L518-5(lines 1 996) the Hoare annotation is: false [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L387(lines 387 391) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L387-2(lines 105 111) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L189(lines 189 206) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L189-1(lines 189 206) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L189-2(lines 189 206) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L917(lines 917 921) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L917-1(lines 105 111) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L984(lines 984 991) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L249 CegarLoopResult]: At program point L984-1(lines 984 991) the Hoare annotation is: true [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L522(lines 522 528) no Hoare annotation was computed. [2019-12-07 15:47:00,021 INFO L246 CegarLoopResult]: For program point L522-2(lines 522 528) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L522-4(lines 522 528) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L242 CegarLoopResult]: At program point L259(lines 254 262) the Hoare annotation is: false [2019-12-07 15:47:00,022 INFO L242 CegarLoopResult]: At program point L259-1(lines 254 262) the Hoare annotation is: false [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L193(lines 193 201) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L242 CegarLoopResult]: At program point L259-2(lines 254 262) the Hoare annotation is: false [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L193-1(lines 193 201) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L193-2(lines 193 201) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-2(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-3(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-5(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-6(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-8(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-9(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-11(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-12(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-14(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-15(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,022 INFO L246 CegarLoopResult]: For program point L327-17(lines 327 331) no Hoare annotation was computed. [2019-12-07 15:47:00,023 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:47:00,023 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L397(lines 350 398) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L249 CegarLoopResult]: At program point L993(lines 974 996) the Hoare annotation is: true [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333(lines 318 336) the Hoare annotation is: (and (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333-1(lines 318 336) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333-2(lines 318 336) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333-3(lines 318 336) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333-4(lines 318 336) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L242 CegarLoopResult]: At program point L333-5(lines 318 336) the Hoare annotation is: false [2019-12-07 15:47:00,023 INFO L246 CegarLoopResult]: For program point L137(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,023 INFO L246 CegarLoopResult]: For program point L137-1(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-2(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-3(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-4(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-5(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-6(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-7(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-8(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-9(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-10(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L137-11(lines 137 154) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L242 CegarLoopResult]: At program point L74(lines 1 996) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-1(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-3(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-4(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-5(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-6(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-7(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,024 INFO L246 CegarLoopResult]: For program point L141-8(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L141-9(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L141-10(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L141-11(lines 141 149) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L242 CegarLoopResult]: At program point L82(lines 77 85) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L413-3(lines 413 417) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L413-6(lines 413 417) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L242 CegarLoopResult]: At program point L482(lines 477 485) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse1))) [2019-12-07 15:47:00,025 INFO L242 CegarLoopResult]: At program point L482-1(lines 477 485) the Hoare annotation is: false [2019-12-07 15:47:00,025 INFO L242 CegarLoopResult]: At program point L482-2(lines 477 485) the Hoare annotation is: false [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:47:00,025 INFO L246 CegarLoopResult]: For program point L352(lines 351 396) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L353(lines 353 357) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-2(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-4(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-6(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-8(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-10(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-12(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-14(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-16(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-18(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-20(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L225-22(lines 225 231) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490-1(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490-2(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490-3(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490-4(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,026 INFO L246 CegarLoopResult]: For program point L490-5(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-6(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-7(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-8(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-9(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-10(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L490-11(lines 490 496) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L361(lines 361 367) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L242 CegarLoopResult]: At program point L361-1(lines 361 367) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse5 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse4 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse4))) [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L163(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L163-1(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L163-2(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L163-3(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,027 INFO L246 CegarLoopResult]: For program point L163-4(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L163-5(lines 163 180) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-1(lines 486 499) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) ~pumpRunning~0) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-2(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-3(lines 486 499) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2))) [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-4(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-5(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-6(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-7(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-8(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-9(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-10(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L242 CegarLoopResult]: At program point L495-11(lines 486 499) the Hoare annotation is: false [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L167(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L167-1(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L167-2(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L167-3(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,028 INFO L246 CegarLoopResult]: For program point L167-4(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,029 INFO L246 CegarLoopResult]: For program point L167-5(lines 167 175) no Hoare annotation was computed. [2019-12-07 15:47:00,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:47:00 BoogieIcfgContainer [2019-12-07 15:47:00,059 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:47:00,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:47:00,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:47:00,060 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:47:00,060 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:42" (3/4) ... [2019-12-07 15:47:00,063 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:47:00,083 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:47:00,085 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:47:00,087 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:47:00,088 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:47:00,089 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:47:00,091 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:47:00,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:47:00,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(waterLevel == 0bv32) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((!(waterLevel == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,115 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,115 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((!(0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,116 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,116 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 [2019-12-07 15:47:00,117 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 [2019-12-07 15:47:00,118 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,119 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || (((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:47:00,120 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 [2019-12-07 15:47:00,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && 0bv32 == pumpRunning) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 [2019-12-07 15:47:00,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0bv32 && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32) [2019-12-07 15:47:00,122 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:47:00,189 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_27ebdfa6-f135-4379-8f24-5d42fc01f9ea/bin/utaipan/witness.graphml [2019-12-07 15:47:00,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:47:00,190 INFO L168 Benchmark]: Toolchain (without parser) took 18560.42 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 434.1 MB). Free memory was 947.0 MB in the beginning and 940.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 440.3 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,190 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:47:00,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,191 INFO L168 Benchmark]: Boogie Preprocessor took 46.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,191 INFO L168 Benchmark]: RCFGBuilder took 747.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.3 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,192 INFO L168 Benchmark]: TraceAbstraction took 17167.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 311.4 MB). Free memory was 982.3 MB in the beginning and 966.5 MB in the end (delta: 15.8 MB). Peak memory consumption was 441.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,192 INFO L168 Benchmark]: Witness Printer took 129.65 ms. Allocated memory is still 1.5 GB. Free memory was 966.5 MB in the beginning and 940.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:00,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 747.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.3 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17167.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 311.4 MB). Free memory was 982.3 MB in the beginning and 966.5 MB in the end (delta: 15.8 MB). Peak memory consumption was 441.6 MB. Max. memory is 11.5 GB. * Witness Printer took 129.65 ms. Allocated memory is still 1.5 GB. Free memory was 966.5 MB in the beginning and 940.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || (((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: ((((((((tmp == 0bv32 && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((!(0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: (((!(0bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && 0bv32 == pumpRunning) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: ((((((!(waterLevel == 0bv32) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((!(waterLevel == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((!(0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && !(tmp == 0bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(tmp == 0bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Result: SAFE, OverallTime: 8.0s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.9s, HoareTripleCheckerStatistics: 1896 SDtfs, 5180 SDslu, 5051 SDs, 0 SdLazy, 894 SolverSat, 210 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1349 GetRequests, 1210 SyntacticMatches, 3 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2107 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=664occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 5356 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 90 LocationsWithAnnotation, 90 PreInvPairs, 230 NumberOfFragments, 811 HoareAnnotationTreeSize, 90 FomulaSimplifications, 1505670 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 90 FomulaSimplificationsInter, 224130 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 641 NumberOfCodeBlocks, 641 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 172964 SizeOfPredicates, 41 NumberOfNonLiveVariables, 3041 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 28 InterpolantComputations, 20 PerfectInterpolantSequences, 264/330 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...