./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/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 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:23:55,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:23:55,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:23:55,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:23:55,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:23:55,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:23:55,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:23:55,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:23:55,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:23:55,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:23:55,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:23:55,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:23:55,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:23:55,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:23:55,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:23:55,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:23:55,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:23:55,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:23:55,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:23:55,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:23:55,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:23:55,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:23:55,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:23:55,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:23:55,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:23:55,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:23:55,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:23:55,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:23:55,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:23:55,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:23:55,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:23:55,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:23:55,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:23:55,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:23:55,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:23:55,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:23:55,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:23:55,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:23:55,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:23:55,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:23:55,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:23:55,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:23:55,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:23:55,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:23:55,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:23:55,153 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:23:55,153 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:23:55,154 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:23:55,154 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:23:55,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:23:55,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:23:55,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:23:55,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:55,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:23:55,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:23:55,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:23:55,158 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/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2019-10-22 11:23:55,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:23:55,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:23:55,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:23:55,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:23:55,206 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:23:55,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-10-22 11:23:55,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/data/afe5bac44/2930ba4477794f4e82396ad76fe0d1ee/FLAG2e0696368 [2019-10-22 11:23:55,680 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:23:55,680 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2019-10-22 11:23:55,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/data/afe5bac44/2930ba4477794f4e82396ad76fe0d1ee/FLAG2e0696368 [2019-10-22 11:23:56,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/data/afe5bac44/2930ba4477794f4e82396ad76fe0d1ee [2019-10-22 11:23:56,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:23:56,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:23:56,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:56,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:23:56,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:23:56,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@576275af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56, skipping insertion in model container [2019-10-22 11:23:56,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,073 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:23:56,121 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:23:56,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:56,496 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:23:56,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:56,613 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:23:56,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56 WrapperNode [2019-10-22 11:23:56,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:56,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:56,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:23:56,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:23:56,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:56,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:23:56,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:23:56,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:23:56,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... [2019-10-22 11:23:56,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:23:56,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:23:56,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:23:56,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:23:56,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/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 [2019-10-22 11:23:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:23:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:23:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:23:56,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:23:57,928 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:23:57,929 INFO L284 CfgBuilder]: Removed 350 assume(true) statements. [2019-10-22 11:23:57,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:57 BoogieIcfgContainer [2019-10-22 11:23:57,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:23:57,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:23:57,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:23:57,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:23:57,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:23:56" (1/3) ... [2019-10-22 11:23:57,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d133d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:57, skipping insertion in model container [2019-10-22 11:23:57,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:56" (2/3) ... [2019-10-22 11:23:57,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d133d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:57, skipping insertion in model container [2019-10-22 11:23:57,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:57" (3/3) ... [2019-10-22 11:23:57,941 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2019-10-22 11:23:57,950 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:23:57,957 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:23:57,968 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:23:57,998 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:23:57,998 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:23:57,998 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:23:57,999 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:23:57,999 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:23:57,999 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:23:57,999 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:23:57,999 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:23:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2019-10-22 11:23:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 11:23:58,026 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:58,027 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:58,029 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:58,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:58,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2019-10-22 11:23:58,042 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:58,043 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746775217] [2019-10-22 11:23:58,043 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,043 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:58,273 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746775217] [2019-10-22 11:23:58,274 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:58,275 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:23:58,275 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35947000] [2019-10-22 11:23:58,279 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:23:58,281 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:58,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:23:58,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:23:58,296 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2019-10-22 11:23:58,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:58,345 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2019-10-22 11:23:58,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:23:58,348 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 11:23:58,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:58,362 INFO L225 Difference]: With dead ends: 451 [2019-10-22 11:23:58,366 INFO L226 Difference]: Without dead ends: 225 [2019-10-22 11:23:58,370 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:23:58,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2019-10-22 11:23:58,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2019-10-22 11:23:58,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-10-22 11:23:58,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2019-10-22 11:23:58,432 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2019-10-22 11:23:58,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:58,433 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2019-10-22 11:23:58,433 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:23:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2019-10-22 11:23:58,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 11:23:58,434 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:58,434 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:58,435 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:58,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:58,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2019-10-22 11:23:58,436 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:58,436 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427971865] [2019-10-22 11:23:58,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:58,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427971865] [2019-10-22 11:23:58,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:58,542 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:23:58,542 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385093172] [2019-10-22 11:23:58,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:58,544 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:58,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:58,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:58,544 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2019-10-22 11:23:58,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:58,560 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2019-10-22 11:23:58,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:58,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 11:23:58,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:58,562 INFO L225 Difference]: With dead ends: 225 [2019-10-22 11:23:58,562 INFO L226 Difference]: Without dead ends: 85 [2019-10-22 11:23:58,563 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:58,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-22 11:23:58,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-22 11:23:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-22 11:23:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2019-10-22 11:23:58,570 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2019-10-22 11:23:58,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:58,570 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2019-10-22 11:23:58,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2019-10-22 11:23:58,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:23:58,571 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:58,572 INFO L380 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] [2019-10-22 11:23:58,572 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:58,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:58,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2019-10-22 11:23:58,572 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:58,573 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827705367] [2019-10-22 11:23:58,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:58,707 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827705367] [2019-10-22 11:23:58,708 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:58,708 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:23:58,708 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059486197] [2019-10-22 11:23:58,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:23:58,709 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:58,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:23:58,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:23:58,709 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2019-10-22 11:23:58,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:58,811 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2019-10-22 11:23:58,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:23:58,818 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-10-22 11:23:58,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:58,819 INFO L225 Difference]: With dead ends: 163 [2019-10-22 11:23:58,819 INFO L226 Difference]: Without dead ends: 85 [2019-10-22 11:23:58,819 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:23:58,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-22 11:23:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-22 11:23:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-22 11:23:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2019-10-22 11:23:58,835 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2019-10-22 11:23:58,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:58,835 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2019-10-22 11:23:58,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:23:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2019-10-22 11:23:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 11:23:58,837 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:58,838 INFO L380 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] [2019-10-22 11:23:58,838 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:58,838 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2019-10-22 11:23:58,839 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:58,840 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525689420] [2019-10-22 11:23:58,840 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,840 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:58,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:58,913 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525689420] [2019-10-22 11:23:58,913 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:58,913 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:23:58,913 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851030336] [2019-10-22 11:23:58,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:58,914 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:58,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:58,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:58,915 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2019-10-22 11:23:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:58,970 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2019-10-22 11:23:58,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:58,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-10-22 11:23:58,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:58,972 INFO L225 Difference]: With dead ends: 170 [2019-10-22 11:23:58,972 INFO L226 Difference]: Without dead ends: 92 [2019-10-22 11:23:58,973 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:58,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-22 11:23:58,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2019-10-22 11:23:58,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-22 11:23:58,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2019-10-22 11:23:58,988 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2019-10-22 11:23:58,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:58,988 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2019-10-22 11:23:58,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:58,988 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2019-10-22 11:23:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 11:23:58,990 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:58,990 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:58,991 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:58,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:58,991 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2019-10-22 11:23:58,991 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:58,991 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46143093] [2019-10-22 11:23:58,991 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,992 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:58,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46143093] [2019-10-22 11:23:59,078 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,078 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:59,078 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719685226] [2019-10-22 11:23:59,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:59,079 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:59,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:59,080 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2019-10-22 11:23:59,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,242 INFO L93 Difference]: Finished difference Result 333 states and 476 transitions. [2019-10-22 11:23:59,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 11:23:59,243 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-10-22 11:23:59,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,245 INFO L225 Difference]: With dead ends: 333 [2019-10-22 11:23:59,245 INFO L226 Difference]: Without dead ends: 250 [2019-10-22 11:23:59,245 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:23:59,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-10-22 11:23:59,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 89. [2019-10-22 11:23:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-10-22 11:23:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 124 transitions. [2019-10-22 11:23:59,269 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 124 transitions. Word has length 33 [2019-10-22 11:23:59,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,269 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 124 transitions. [2019-10-22 11:23:59,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2019-10-22 11:23:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 11:23:59,270 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,270 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,271 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1464711159, now seen corresponding path program 1 times [2019-10-22 11:23:59,275 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,275 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754716565] [2019-10-22 11:23:59,275 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,275 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,349 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754716565] [2019-10-22 11:23:59,349 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,349 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:23:59,349 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927825138] [2019-10-22 11:23:59,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:59,350 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:59,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:59,351 INFO L87 Difference]: Start difference. First operand 89 states and 124 transitions. Second operand 5 states. [2019-10-22 11:23:59,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,463 INFO L93 Difference]: Finished difference Result 221 states and 308 transitions. [2019-10-22 11:23:59,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:23:59,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-10-22 11:23:59,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,465 INFO L225 Difference]: With dead ends: 221 [2019-10-22 11:23:59,465 INFO L226 Difference]: Without dead ends: 139 [2019-10-22 11:23:59,465 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:23:59,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-22 11:23:59,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 98. [2019-10-22 11:23:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-22 11:23:59,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2019-10-22 11:23:59,474 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 36 [2019-10-22 11:23:59,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,474 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2019-10-22 11:23:59,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2019-10-22 11:23:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 11:23:59,475 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,475 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,475 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,476 INFO L82 PathProgramCache]: Analyzing trace with hash 453593909, now seen corresponding path program 1 times [2019-10-22 11:23:59,476 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,476 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338569992] [2019-10-22 11:23:59,476 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,476 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,518 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338569992] [2019-10-22 11:23:59,518 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,518 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:59,518 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538684641] [2019-10-22 11:23:59,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:23:59,519 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:23:59,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:23:59,519 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand 4 states. [2019-10-22 11:23:59,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,568 INFO L93 Difference]: Finished difference Result 225 states and 305 transitions. [2019-10-22 11:23:59,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:23:59,569 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-10-22 11:23:59,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,569 INFO L225 Difference]: With dead ends: 225 [2019-10-22 11:23:59,569 INFO L226 Difference]: Without dead ends: 134 [2019-10-22 11:23:59,570 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:59,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-22 11:23:59,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2019-10-22 11:23:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-22 11:23:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 139 transitions. [2019-10-22 11:23:59,578 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 139 transitions. Word has length 36 [2019-10-22 11:23:59,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,578 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 139 transitions. [2019-10-22 11:23:59,578 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:23:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 139 transitions. [2019-10-22 11:23:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 11:23:59,579 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,579 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,579 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,580 INFO L82 PathProgramCache]: Analyzing trace with hash -567474445, now seen corresponding path program 1 times [2019-10-22 11:23:59,580 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,580 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117071609] [2019-10-22 11:23:59,580 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,580 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,580 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,612 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117071609] [2019-10-22 11:23:59,612 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,612 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:23:59,612 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222171768] [2019-10-22 11:23:59,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:59,613 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:59,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:59,613 INFO L87 Difference]: Start difference. First operand 104 states and 139 transitions. Second operand 3 states. [2019-10-22 11:23:59,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,640 INFO L93 Difference]: Finished difference Result 228 states and 306 transitions. [2019-10-22 11:23:59,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:59,641 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-10-22 11:23:59,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,641 INFO L225 Difference]: With dead ends: 228 [2019-10-22 11:23:59,642 INFO L226 Difference]: Without dead ends: 131 [2019-10-22 11:23:59,642 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:59,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-22 11:23:59,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-10-22 11:23:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-10-22 11:23:59,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 172 transitions. [2019-10-22 11:23:59,651 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 172 transitions. Word has length 36 [2019-10-22 11:23:59,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,651 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 172 transitions. [2019-10-22 11:23:59,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:59,652 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 172 transitions. [2019-10-22 11:23:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 11:23:59,652 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,652 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,653 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,653 INFO L82 PathProgramCache]: Analyzing trace with hash -2041953229, now seen corresponding path program 1 times [2019-10-22 11:23:59,653 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,653 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299475939] [2019-10-22 11:23:59,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,654 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,687 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299475939] [2019-10-22 11:23:59,688 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,688 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:23:59,688 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559041843] [2019-10-22 11:23:59,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:59,688 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:59,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:59,689 INFO L87 Difference]: Start difference. First operand 131 states and 172 transitions. Second operand 3 states. [2019-10-22 11:23:59,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,719 INFO L93 Difference]: Finished difference Result 216 states and 286 transitions. [2019-10-22 11:23:59,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:59,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-10-22 11:23:59,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,721 INFO L225 Difference]: With dead ends: 216 [2019-10-22 11:23:59,721 INFO L226 Difference]: Without dead ends: 214 [2019-10-22 11:23:59,721 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:59,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2019-10-22 11:23:59,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 194. [2019-10-22 11:23:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-10-22 11:23:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 263 transitions. [2019-10-22 11:23:59,740 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 263 transitions. Word has length 37 [2019-10-22 11:23:59,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,741 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 263 transitions. [2019-10-22 11:23:59,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 263 transitions. [2019-10-22 11:23:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 11:23:59,743 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,743 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,743 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1650021486, now seen corresponding path program 1 times [2019-10-22 11:23:59,744 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,744 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923703109] [2019-10-22 11:23:59,744 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,744 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,810 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923703109] [2019-10-22 11:23:59,811 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,811 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:23:59,811 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287740646] [2019-10-22 11:23:59,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:59,812 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:59,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:59,813 INFO L87 Difference]: Start difference. First operand 194 states and 263 transitions. Second operand 5 states. [2019-10-22 11:23:59,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:59,889 INFO L93 Difference]: Finished difference Result 293 states and 405 transitions. [2019-10-22 11:23:59,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:23:59,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2019-10-22 11:23:59,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:59,890 INFO L225 Difference]: With dead ends: 293 [2019-10-22 11:23:59,890 INFO L226 Difference]: Without dead ends: 133 [2019-10-22 11:23:59,891 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:23:59,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-10-22 11:23:59,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-10-22 11:23:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-10-22 11:23:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 174 transitions. [2019-10-22 11:23:59,903 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 174 transitions. Word has length 65 [2019-10-22 11:23:59,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:59,903 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 174 transitions. [2019-10-22 11:23:59,903 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 174 transitions. [2019-10-22 11:23:59,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 11:23:59,904 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:59,904 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:59,904 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:59,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:59,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1389045519, now seen corresponding path program 1 times [2019-10-22 11:23:59,905 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:59,905 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838560493] [2019-10-22 11:23:59,905 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,905 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:59,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:59,995 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838560493] [2019-10-22 11:23:59,995 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:59,995 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 11:23:59,997 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847903270] [2019-10-22 11:23:59,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 11:23:59,998 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:59,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 11:23:59,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:23:59,998 INFO L87 Difference]: Start difference. First operand 133 states and 174 transitions. Second operand 8 states. [2019-10-22 11:24:00,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:00,540 INFO L93 Difference]: Finished difference Result 716 states and 943 transitions. [2019-10-22 11:24:00,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-22 11:24:00,541 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2019-10-22 11:24:00,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:00,543 INFO L225 Difference]: With dead ends: 716 [2019-10-22 11:24:00,543 INFO L226 Difference]: Without dead ends: 590 [2019-10-22 11:24:00,544 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2019-10-22 11:24:00,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2019-10-22 11:24:00,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 212. [2019-10-22 11:24:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2019-10-22 11:24:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 271 transitions. [2019-10-22 11:24:00,564 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 271 transitions. Word has length 65 [2019-10-22 11:24:00,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:00,565 INFO L462 AbstractCegarLoop]: Abstraction has 212 states and 271 transitions. [2019-10-22 11:24:00,565 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 11:24:00,565 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 271 transitions. [2019-10-22 11:24:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 11:24:00,566 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:00,567 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:24:00,567 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:00,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:00,567 INFO L82 PathProgramCache]: Analyzing trace with hash 793065027, now seen corresponding path program 1 times [2019-10-22 11:24:00,567 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:00,567 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638617724] [2019-10-22 11:24:00,568 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:00,568 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:00,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:24:00,614 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638617724] [2019-10-22 11:24:00,615 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:00,615 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:24:00,615 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245293402] [2019-10-22 11:24:00,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:00,616 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:00,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:00,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:00,617 INFO L87 Difference]: Start difference. First operand 212 states and 271 transitions. Second operand 3 states. [2019-10-22 11:24:00,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:00,646 INFO L93 Difference]: Finished difference Result 511 states and 652 transitions. [2019-10-22 11:24:00,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:00,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2019-10-22 11:24:00,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:00,648 INFO L225 Difference]: With dead ends: 511 [2019-10-22 11:24:00,648 INFO L226 Difference]: Without dead ends: 212 [2019-10-22 11:24:00,649 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:00,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2019-10-22 11:24:00,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2019-10-22 11:24:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2019-10-22 11:24:00,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 263 transitions. [2019-10-22 11:24:00,664 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 263 transitions. Word has length 66 [2019-10-22 11:24:00,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:00,664 INFO L462 AbstractCegarLoop]: Abstraction has 212 states and 263 transitions. [2019-10-22 11:24:00,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 263 transitions. [2019-10-22 11:24:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 11:24:00,665 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:00,665 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:24:00,665 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:00,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:00,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1484845765, now seen corresponding path program 1 times [2019-10-22 11:24:00,666 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:00,666 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272333269] [2019-10-22 11:24:00,666 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:00,666 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:00,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:24:00,746 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272333269] [2019-10-22 11:24:00,747 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:00,747 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 11:24:00,747 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45015685] [2019-10-22 11:24:00,747 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:24:00,747 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:00,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:24:00,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:24:00,748 INFO L87 Difference]: Start difference. First operand 212 states and 263 transitions. Second operand 6 states. [2019-10-22 11:24:00,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:00,946 INFO L93 Difference]: Finished difference Result 592 states and 739 transitions. [2019-10-22 11:24:00,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 11:24:00,946 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2019-10-22 11:24:00,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:00,946 INFO L225 Difference]: With dead ends: 592 [2019-10-22 11:24:00,946 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:24:00,947 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2019-10-22 11:24:00,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:24:00,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:24:00,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:24:00,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:24:00,948 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2019-10-22 11:24:00,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:00,948 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:24:00,948 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:24:00,948 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:24:00,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:24:00,953 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:24:01,087 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2019-10-22 11:24:01,210 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 101 [2019-10-22 11:24:01,367 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 100 [2019-10-22 11:24:01,559 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 93 [2019-10-22 11:24:02,039 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 25 [2019-10-22 11:24:02,392 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 29 [2019-10-22 11:24:02,597 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2019-10-22 11:24:03,061 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2019-10-22 11:24:03,258 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2019-10-22 11:24:03,516 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 30 [2019-10-22 11:24:03,992 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 36 [2019-10-22 11:24:04,256 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-10-22 11:24:04,489 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 28 [2019-10-22 11:24:04,626 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-10-22 11:24:04,629 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-10-22 11:24:04,629 INFO L439 ceAbstractionStarter]: At program point L765(lines 760 768) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~1) (= 0 ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,630 INFO L439 ceAbstractionStarter]: At program point L765-1(lines 760 768) the Hoare annotation is: false [2019-10-22 11:24:04,630 INFO L439 ceAbstractionStarter]: At program point L765-2(lines 760 768) the Hoare annotation is: false [2019-10-22 11:24:04,630 INFO L439 ceAbstractionStarter]: At program point L765-3(lines 760 768) the Hoare annotation is: false [2019-10-22 11:24:04,630 INFO L439 ceAbstractionStarter]: At program point L765-4(lines 760 768) the Hoare annotation is: false [2019-10-22 11:24:04,630 INFO L439 ceAbstractionStarter]: At program point L765-5(lines 760 768) the Hoare annotation is: false [2019-10-22 11:24:04,630 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,630 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,630 INFO L443 ceAbstractionStarter]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,630 INFO L443 ceAbstractionStarter]: For program point L899-4(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,630 INFO L443 ceAbstractionStarter]: For program point L899-6(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-8(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-10(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-12(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-14(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-16(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-18(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-20(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 180) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L899-22(lines 899 905) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L446 ceAbstractionStarter]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 648) no Hoare annotation was computed. [2019-10-22 11:24:04,631 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L837-1(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L837-2(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L837-3(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L837-4(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L837-5(lines 837 854) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841-1(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841-3(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841-4(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L841-5(lines 841 849) no Hoare annotation was computed. [2019-10-22 11:24:04,632 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2019-10-22 11:24:04,633 INFO L443 ceAbstractionStarter]: For program point L643-2(lines 779 785) no Hoare annotation was computed. [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L49(lines 44 51) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse1 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (not (= ~pumpRunning~0 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (or (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6)) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710-1(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710-2(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710-4(lines 705 713) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse1 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2019-10-22 11:24:04,633 INFO L439 ceAbstractionStarter]: At program point L710-5(lines 705 713) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (and (= 1 ~systemActive~0) .cse2 .cse3 (= ~pumpRunning~0 0) .cse4))) (or (and (= 1 ULTIMATE.start_main_~tmp~1) .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)) (and .cse5 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)) (and .cse0 (and .cse1 .cse5))))) [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-6(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-7(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-8(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-9(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-10(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-11(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-12(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-13(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L439 ceAbstractionStarter]: At program point L710-14(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,634 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,635 INFO L439 ceAbstractionStarter]: At program point L710-15(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,635 INFO L439 ceAbstractionStarter]: At program point L710-16(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,635 INFO L446 ceAbstractionStarter]: At program point L182(lines 163 185) the Hoare annotation is: true [2019-10-22 11:24:04,635 INFO L439 ceAbstractionStarter]: At program point L710-17(lines 705 713) the Hoare annotation is: false [2019-10-22 11:24:04,635 INFO L439 ceAbstractionStarter]: At program point L779(lines 778 797) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 0))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse4 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse5 .cse6))) (and .cse0 (and (and (= 1 ~systemActive~0) .cse3 .cse4 .cse7 .cse5) .cse6)) (and (or (and .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 (not .cse7))) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:24:04,635 INFO L443 ceAbstractionStarter]: For program point L779-1(lines 779 785) no Hoare annotation was computed. [2019-10-22 11:24:04,635 INFO L439 ceAbstractionStarter]: At program point L779-2(lines 778 797) the Hoare annotation is: false [2019-10-22 11:24:04,636 INFO L439 ceAbstractionStarter]: At program point L779-3(lines 778 797) the Hoare annotation is: false [2019-10-22 11:24:04,636 INFO L439 ceAbstractionStarter]: At program point L584(lines 1 1010) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,637 INFO L443 ceAbstractionStarter]: For program point L982-18(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-20(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-21(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-23(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-24(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-26(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-27(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-29(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-30(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-32(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-33(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L443 ceAbstractionStarter]: For program point L982-35(lines 982 986) no Hoare annotation was computed. [2019-10-22 11:24:04,638 INFO L439 ceAbstractionStarter]: At program point L653(lines 606 654) the Hoare annotation is: false [2019-10-22 11:24:04,639 INFO L439 ceAbstractionStarter]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (and (= 1 ~systemActive~0) .cse2 .cse3 (= ~pumpRunning~0 0) .cse4))) (or (and .cse0 .cse1) (and (= 1 ULTIMATE.start_main_~tmp~1) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)) (and .cse1 (= 1 ~methaneLevelCritical~0))))) [2019-10-22 11:24:04,639 INFO L439 ceAbstractionStarter]: At program point L786-1(lines 786 792) the Hoare annotation is: false [2019-10-22 11:24:04,639 INFO L439 ceAbstractionStarter]: At program point L786-2(lines 786 792) the Hoare annotation is: false [2019-10-22 11:24:04,639 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-22 11:24:04,639 INFO L439 ceAbstractionStarter]: At program point L60-1(lines 1 1010) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 1 ~systemActive~0) .cse3 .cse4 (= ~pumpRunning~0 0) .cse5)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (= 1 ULTIMATE.start_main_~tmp~1) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (and .cse0 .cse2 .cse7 .cse6) (= 1 ~methaneLevelCritical~0)) (and .cse1 (= 1 ~waterLevel~0) .cse7 .cse6)))) [2019-10-22 11:24:04,640 INFO L443 ceAbstractionStarter]: For program point L60-2(lines 60 77) no Hoare annotation was computed. [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L60-3(lines 1 1010) the Hoare annotation is: false [2019-10-22 11:24:04,640 INFO L443 ceAbstractionStarter]: For program point L60-4(lines 60 77) no Hoare annotation was computed. [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L60-5(lines 1 1010) the Hoare annotation is: false [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L988(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,640 INFO L439 ceAbstractionStarter]: At program point L988-3(lines 973 991) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2) .cse4 .cse5 .cse6 .cse7)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1) (and .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse5 .cse6 .cse7 .cse8) (and (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse2)))) [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-6(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-7(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-8(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-9(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-10(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L988-11(lines 973 991) the Hoare annotation is: false [2019-10-22 11:24:04,641 INFO L439 ceAbstractionStarter]: At program point L592(lines 587 595) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,641 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-22 11:24:04,641 INFO L443 ceAbstractionStarter]: For program point L64-2(lines 64 74) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L443 ceAbstractionStarter]: For program point L64-4(lines 64 74) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L443 ceAbstractionStarter]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L443 ceAbstractionStarter]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924(lines 917 927) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse1 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (not (= ~pumpRunning~0 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5)) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924-1(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924-2(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924-3(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924-4(lines 917 927) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~systemActive~0) .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0) .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse1 .cse2 .cse3 .cse4))) [2019-10-22 11:24:04,642 INFO L439 ceAbstractionStarter]: At program point L924-5(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-6(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-7(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-8(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-9(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-10(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-11(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-12(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-13(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,643 INFO L439 ceAbstractionStarter]: At program point L924-14(lines 917 927) the Hoare annotation is: false [2019-10-22 11:24:04,644 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 880) no Hoare annotation was computed. [2019-10-22 11:24:04,644 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 863 880) no Hoare annotation was computed. [2019-10-22 11:24:04,644 INFO L443 ceAbstractionStarter]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2019-10-22 11:24:04,644 INFO L439 ceAbstractionStarter]: At program point L933(lines 928 936) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-10-22 11:24:04,644 INFO L439 ceAbstractionStarter]: At program point L933-1(lines 928 936) the Hoare annotation is: false [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 875) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L439 ceAbstractionStarter]: At program point L933-2(lines 928 936) the Hoare annotation is: false [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L867-1(lines 867 875) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L867-2(lines 867 875) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-3(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-5(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-6(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-8(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-9(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,645 INFO L443 ceAbstractionStarter]: For program point L1001-11(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L1001-12(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L1001-14(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L1001-15(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L1001-17(lines 1001 1005) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 677) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L673-3(lines 673 677) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L673-6(lines 673 677) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L439 ceAbstractionStarter]: At program point L145(lines 141 147) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L608(lines 607 652) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-10-22 11:24:04,646 INFO L439 ceAbstractionStarter]: At program point L1007(lines 992 1010) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~1) (= 0 ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:04,647 INFO L439 ceAbstractionStarter]: At program point L1007-1(lines 992 1010) the Hoare annotation is: false [2019-10-22 11:24:04,647 INFO L439 ceAbstractionStarter]: At program point L1007-2(lines 992 1010) the Hoare annotation is: false [2019-10-22 11:24:04,647 INFO L439 ceAbstractionStarter]: At program point L1007-3(lines 992 1010) the Hoare annotation is: false [2019-10-22 11:24:04,647 INFO L439 ceAbstractionStarter]: At program point L1007-4(lines 992 1010) the Hoare annotation is: false [2019-10-22 11:24:04,647 INFO L439 ceAbstractionStarter]: At program point L1007-5(lines 992 1010) the Hoare annotation is: false [2019-10-22 11:24:04,647 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,647 INFO L443 ceAbstractionStarter]: For program point L811-1(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,647 INFO L443 ceAbstractionStarter]: For program point L811-2(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,647 INFO L443 ceAbstractionStarter]: For program point L811-3(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-4(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-5(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-6(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-7(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-8(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-9(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-10(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point L811-11(lines 811 828) no Hoare annotation was computed. [2019-10-22 11:24:04,648 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-1(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-2(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-3(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-4(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-5(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-6(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L439 ceAbstractionStarter]: At program point L617-1(lines 617 623) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 1 ~systemActive~0) .cse3 .cse4 (= ~pumpRunning~0 0) .cse5)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (= 1 ULTIMATE.start_main_~tmp~1) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (and .cse0 .cse2 .cse7 .cse6) (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse7 .cse6)))) [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-7(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-8(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,649 INFO L443 ceAbstractionStarter]: For program point L815-9(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L815-10(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L815-11(lines 815 823) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-1(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-2(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-3(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-4(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-5(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-6(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-7(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-8(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-9(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-10(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,650 INFO L443 ceAbstractionStarter]: For program point L750-11(lines 750 756) no Hoare annotation was computed. [2019-10-22 11:24:04,651 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 689) no Hoare annotation was computed. [2019-10-22 11:24:04,651 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:24:04,651 INFO L439 ceAbstractionStarter]: At program point L94-2(lines 94 108) the Hoare annotation is: false [2019-10-22 11:24:04,651 INFO L439 ceAbstractionStarter]: At program point L755(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,651 INFO L439 ceAbstractionStarter]: At program point L755-1(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,651 INFO L439 ceAbstractionStarter]: At program point L755-2(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,651 INFO L439 ceAbstractionStarter]: At program point L755-3(lines 746 759) the Hoare annotation is: (let ((.cse3 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse4 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5 .cse6 .cse7)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and .cse3 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8) (and (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse1)))) [2019-10-22 11:24:04,655 INFO L439 ceAbstractionStarter]: At program point L755-4(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,655 INFO L439 ceAbstractionStarter]: At program point L755-5(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-6(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-7(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L443 ceAbstractionStarter]: For program point L557-1(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-8(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L443 ceAbstractionStarter]: For program point L557-2(line 557) no Hoare annotation was computed. [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-9(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-10(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,656 INFO L439 ceAbstractionStarter]: At program point L755-11(lines 746 759) the Hoare annotation is: false [2019-10-22 11:24:04,659 INFO L443 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2019-10-22 11:24:04,659 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2019-10-22 11:24:04,659 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 779 785) no Hoare annotation was computed. [2019-10-22 11:24:04,659 INFO L443 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-10-22 11:24:04,659 INFO L439 ceAbstractionStarter]: At program point L627-1(lines 627 633) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 ~methaneLevelCritical~0)) (.cse3 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 0))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse4 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse5 .cse6))) (and .cse0 (and (= 1 ~systemActive~0) .cse3 .cse4 .cse7 .cse5) .cse6) (and (or (and .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 (not .cse7))) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:24:04,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:24:04 BoogieIcfgContainer [2019-10-22 11:24:04,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:24:04,692 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:24:04,692 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:24:04,693 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:24:04,693 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:57" (3/4) ... [2019-10-22 11:24:04,703 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:24:04,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:24:04,732 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 11:24:04,733 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 11:24:04,734 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:24:04,736 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:24:04,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:24:04,769 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:04,769 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:04,769 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:04,769 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && tmp == methaneLevelCritical) && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((tmp == methaneLevelCritical && methaneLevelCritical == \result) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && 1 == waterLevel) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:04,770 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == tmp && tmp == methaneLevelCritical) && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((tmp == methaneLevelCritical && methaneLevelCritical == \result) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:04,770 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && ((((((1 == tmp && tmp == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == tmp && tmp == systemActive) && \result == systemActive) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime))) || ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,771 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && ((((((1 == tmp && tmp == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == tmp && tmp == systemActive) && \result == systemActive) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime))) || (0 == methaneLevelCritical && ((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,772 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,773 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical)) || (0 == methaneLevelCritical && methaneLevelCritical == \result && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 11:24:04,774 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || ((((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((1 == tmp && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime)) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,775 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == tmp && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == \result) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) [2019-10-22 11:24:04,776 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == methaneLevelCritical) && 1 == tmp) && \result == 0) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-10-22 11:24:04,776 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 1 && 1 == tmp) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (0 == methaneLevelCritical && ((((\result == 1 && 1 == tmp) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,778 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) [2019-10-22 11:24:04,781 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime [2019-10-22 11:24:04,783 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime [2019-10-22 11:24:04,785 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == tmp && tmp == systemActive) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) || (((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:04,786 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == \result && 1 == systemActive) && 1 == tmp) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:04,897 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ede1da1b-9b52-44da-85e8-8c453dfb421e/bin/utaipan/witness.graphml [2019-10-22 11:24:04,897 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:24:04,898 INFO L168 Benchmark]: Toolchain (without parser) took 8841.21 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 243.3 MB). Free memory was 939.2 MB in the beginning and 963.1 MB in the end (delta: -24.0 MB). Peak memory consumption was 219.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,899 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:24:04,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.20 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,900 INFO L168 Benchmark]: Boogie Preprocessor took 72.03 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,900 INFO L168 Benchmark]: RCFGBuilder took 1150.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.9 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,900 INFO L168 Benchmark]: TraceAbstraction took 6761.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 118.5 MB). Free memory was 993.5 MB in the beginning and 990.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 196.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,900 INFO L168 Benchmark]: Witness Printer took 204.85 ms. Allocated memory is still 1.3 GB. Free memory was 990.4 MB in the beginning and 963.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:04,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 555.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.20 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.03 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1150.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.9 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6761.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 118.5 MB). Free memory was 993.5 MB in the beginning and 990.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 196.6 MB. Max. memory is 11.5 GB. * Witness Printer took 204.85 ms. Allocated memory is still 1.3 GB. Free memory was 990.4 MB in the beginning and 963.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 557]: 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: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((((1 == tmp && tmp == systemActive) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) || (((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical)) || (0 == methaneLevelCritical && methaneLevelCritical == \result && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && ((((((1 == tmp && tmp == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == tmp && tmp == systemActive) && \result == systemActive) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime))) || (0 == methaneLevelCritical && ((((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == methaneLevelCritical) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || ((((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((1 == tmp && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime)) && 1 == methaneLevelCritical) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == methaneLevelCritical) && 1 == tmp) && \result == 0) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && tmp == methaneLevelCritical) && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((tmp == methaneLevelCritical && methaneLevelCritical == \result) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && 1 == waterLevel) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: (((((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && ((((((1 == tmp && tmp == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((1 == tmp && tmp == systemActive) && \result == systemActive) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime))) || ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == methaneLevelCritical) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((((\result == 1 && 1 == tmp) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (0 == methaneLevelCritical && ((((\result == 1 && 1 == tmp) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((1 == tmp && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: ((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((((((1 == \result && 1 == systemActive) && 1 == tmp) && 1 == \result) && \result == systemActive) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((((1 == tmp && methaneLevelCritical == \result) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (((((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((((((((1 == tmp && tmp == methaneLevelCritical) && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((tmp == methaneLevelCritical && methaneLevelCritical == \result) && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || ((0 == methaneLevelCritical && (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((((((((1 == tmp && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || ((((((1 == tmp && tmp == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0))) && 1 == \result) && 1 == methaneLevelCritical) || (((((((1 == tmp && 0 == methaneLevelCritical) && methaneLevelCritical == \result) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Result: SAFE, OverallTime: 6.6s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, HoareTripleCheckerStatistics: 1878 SDtfs, 2121 SDslu, 2742 SDs, 0 SdLazy, 503 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=229occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 632 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 276 NumberOfFragments, 1204 HoareAnnotationTreeSize, 91 FomulaSimplifications, 245215 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 91 FomulaSimplificationsInter, 50474 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 529 NumberOfCodeBlocks, 529 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 516 ConstructedInterpolants, 0 QuantifiedInterpolants, 46908 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 80/80 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...