./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee3873e13261eb6c81628e215e5ca4b9d8112589 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:18:40,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:18:40,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:18:41,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:18:41,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:18:41,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:18:41,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:18:41,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:18:41,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:18:41,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:18:41,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:18:41,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:18:41,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:18:41,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:18:41,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:18:41,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:18:41,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:18:41,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:18:41,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:18:41,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:18:41,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:18:41,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:18:41,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:18:41,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:18:41,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:18:41,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:18:41,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:18:41,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:18:41,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:18:41,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:18:41,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:18:41,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:18:41,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:18:41,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:18:41,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:18:41,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:18:41,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:18:41,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:18:41,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:18:41,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:18:41,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:18:41,094 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:18:41,138 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:18:41,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:18:41,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:18:41,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:18:41,141 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:18:41,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:18:41,142 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:18:41,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:18:41,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:18:41,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:18:41,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:18:41,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:18:41,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:18:41,145 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:18:41,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:18:41,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:18:41,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:18:41,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:18:41,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:18:41,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:18:41,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:18:41,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:18:41,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:18:41,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:18:41,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:18:41,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:18:41,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:18:41,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:18:41,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:18:41,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee3873e13261eb6c81628e215e5ca4b9d8112589 [2020-11-30 00:18:41,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:18:41,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:18:41,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:18:41,461 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:18:41,467 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:18:41,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-11-30 00:18:41,550 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/data/45fa8e2bf/7c8749b1d2df41c2853076a242eb4a09/FLAG322749089 [2020-11-30 00:18:42,137 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:18:42,140 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-11-30 00:18:42,165 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/data/45fa8e2bf/7c8749b1d2df41c2853076a242eb4a09/FLAG322749089 [2020-11-30 00:18:42,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/data/45fa8e2bf/7c8749b1d2df41c2853076a242eb4a09 [2020-11-30 00:18:42,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:18:42,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:18:42,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:42,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:18:42,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:18:42,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:42" (1/1) ... [2020-11-30 00:18:42,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2610f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:42, skipping insertion in model container [2020-11-30 00:18:42,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:42" (1/1) ... [2020-11-30 00:18:42,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:18:42,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:18:42,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:42,932 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:18:43,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:43,064 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:18:43,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43 WrapperNode [2020-11-30 00:18:43,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:43,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:43,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:18:43,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:18:43,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:43,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:18:43,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:18:43,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:18:43,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... [2020-11-30 00:18:43,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:18:43,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:18:43,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:18:43,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:18:43,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/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 [2020-11-30 00:18:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:18:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:18:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:18:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:18:44,576 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:18:44,576 INFO L298 CfgBuilder]: Removed 206 assume(true) statements. [2020-11-30 00:18:44,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:44 BoogieIcfgContainer [2020-11-30 00:18:44,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:18:44,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:18:44,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:18:44,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:18:44,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:18:42" (1/3) ... [2020-11-30 00:18:44,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de9ad27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:18:44, skipping insertion in model container [2020-11-30 00:18:44,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:43" (2/3) ... [2020-11-30 00:18:44,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4de9ad27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:18:44, skipping insertion in model container [2020-11-30 00:18:44,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:44" (3/3) ... [2020-11-30 00:18:44,587 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2020-11-30 00:18:44,598 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:18:44,603 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 00:18:44,615 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 00:18:44,640 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:18:44,640 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:18:44,641 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:18:44,641 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:18:44,641 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:18:44,641 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:18:44,641 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:18:44,641 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:18:44,659 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-11-30 00:18:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:18:44,665 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:44,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:44,666 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:44,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:44,672 INFO L82 PathProgramCache]: Analyzing trace with hash -491512545, now seen corresponding path program 1 times [2020-11-30 00:18:44,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:44,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102358634] [2020-11-30 00:18:44,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:44,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102358634] [2020-11-30 00:18:44,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:44,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:18:44,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401795129] [2020-11-30 00:18:44,914 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 00:18:44,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:44,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 00:18:44,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:18:44,929 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-11-30 00:18:44,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:44,963 INFO L93 Difference]: Finished difference Result 267 states and 398 transitions. [2020-11-30 00:18:44,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 00:18:44,964 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-30 00:18:44,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:44,976 INFO L225 Difference]: With dead ends: 267 [2020-11-30 00:18:44,976 INFO L226 Difference]: Without dead ends: 131 [2020-11-30 00:18:44,980 INFO L677 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 [2020-11-30 00:18:44,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-11-30 00:18:45,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-11-30 00:18:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-11-30 00:18:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2020-11-30 00:18:45,029 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2020-11-30 00:18:45,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:45,029 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2020-11-30 00:18:45,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 00:18:45,029 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2020-11-30 00:18:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:18:45,031 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:45,031 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:45,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:18:45,032 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:45,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:45,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1942104941, now seen corresponding path program 1 times [2020-11-30 00:18:45,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:45,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710622310] [2020-11-30 00:18:45,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:45,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710622310] [2020-11-30 00:18:45,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:45,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:18:45,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131012019] [2020-11-30 00:18:45,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:18:45,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:45,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:18:45,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:18:45,149 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2020-11-30 00:18:45,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:45,163 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2020-11-30 00:18:45,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:18:45,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-30 00:18:45,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:45,165 INFO L225 Difference]: With dead ends: 131 [2020-11-30 00:18:45,165 INFO L226 Difference]: Without dead ends: 53 [2020-11-30 00:18:45,166 INFO L677 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 [2020-11-30 00:18:45,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-30 00:18:45,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-30 00:18:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-30 00:18:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-11-30 00:18:45,173 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2020-11-30 00:18:45,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:45,173 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-11-30 00:18:45,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:18:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-11-30 00:18:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:18:45,175 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:45,175 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:45,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:18:45,176 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:45,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:45,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2020-11-30 00:18:45,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:45,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940266974] [2020-11-30 00:18:45,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:45,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940266974] [2020-11-30 00:18:45,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:45,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:18:45,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160305075] [2020-11-30 00:18:45,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:18:45,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:45,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:18:45,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:18:45,295 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2020-11-30 00:18:45,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:45,328 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-11-30 00:18:45,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:18:45,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-30 00:18:45,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:45,330 INFO L225 Difference]: With dead ends: 100 [2020-11-30 00:18:45,330 INFO L226 Difference]: Without dead ends: 53 [2020-11-30 00:18:45,337 INFO L677 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 [2020-11-30 00:18:45,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-30 00:18:45,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-30 00:18:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-30 00:18:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2020-11-30 00:18:45,344 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2020-11-30 00:18:45,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:45,344 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2020-11-30 00:18:45,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:18:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-11-30 00:18:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 00:18:45,346 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:45,346 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:45,346 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:18:45,346 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:45,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:45,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2020-11-30 00:18:45,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:45,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060880391] [2020-11-30 00:18:45,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:45,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060880391] [2020-11-30 00:18:45,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:45,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:18:45,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563852573] [2020-11-30 00:18:45,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:18:45,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:45,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:18:45,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:18:45,471 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2020-11-30 00:18:45,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:45,529 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2020-11-30 00:18:45,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:18:45,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-30 00:18:45,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:45,530 INFO L225 Difference]: With dead ends: 123 [2020-11-30 00:18:45,530 INFO L226 Difference]: Without dead ends: 76 [2020-11-30 00:18:45,531 INFO L677 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 [2020-11-30 00:18:45,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-11-30 00:18:45,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2020-11-30 00:18:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-11-30 00:18:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2020-11-30 00:18:45,541 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2020-11-30 00:18:45,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:45,541 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2020-11-30 00:18:45,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:18:45,542 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2020-11-30 00:18:45,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:18:45,543 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:45,543 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:45,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 00:18:45,543 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:45,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:45,544 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2020-11-30 00:18:45,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:45,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350189394] [2020-11-30 00:18:45,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:45,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:45,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350189394] [2020-11-30 00:18:45,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:45,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:18:45,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341774248] [2020-11-30 00:18:45,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:18:45,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:45,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:18:45,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:18:45,676 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2020-11-30 00:18:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:45,886 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2020-11-30 00:18:45,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:18:45,891 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-30 00:18:45,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:45,894 INFO L225 Difference]: With dead ends: 373 [2020-11-30 00:18:45,894 INFO L226 Difference]: Without dead ends: 305 [2020-11-30 00:18:45,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:18:45,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-11-30 00:18:45,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2020-11-30 00:18:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-30 00:18:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2020-11-30 00:18:45,943 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2020-11-30 00:18:45,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:45,944 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2020-11-30 00:18:45,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:18:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2020-11-30 00:18:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:18:45,946 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:45,946 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:45,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 00:18:45,946 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:45,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:45,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2020-11-30 00:18:45,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:45,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768634217] [2020-11-30 00:18:45,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:46,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768634217] [2020-11-30 00:18:46,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:46,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:18:46,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147202641] [2020-11-30 00:18:46,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:18:46,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:46,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:18:46,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:18:46,042 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 4 states. [2020-11-30 00:18:46,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:46,224 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2020-11-30 00:18:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:18:46,225 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-30 00:18:46,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:46,226 INFO L225 Difference]: With dead ends: 250 [2020-11-30 00:18:46,227 INFO L226 Difference]: Without dead ends: 182 [2020-11-30 00:18:46,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:18:46,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-11-30 00:18:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2020-11-30 00:18:46,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-30 00:18:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2020-11-30 00:18:46,253 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2020-11-30 00:18:46,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:46,256 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2020-11-30 00:18:46,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:18:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2020-11-30 00:18:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:18:46,263 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:46,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:46,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 00:18:46,264 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:46,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:46,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2020-11-30 00:18:46,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:46,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898958145] [2020-11-30 00:18:46,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:46,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898958145] [2020-11-30 00:18:46,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:46,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:18:46,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088081130] [2020-11-30 00:18:46,336 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:18:46,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:46,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:18:46,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:18:46,338 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand 4 states. [2020-11-30 00:18:46,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:46,404 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2020-11-30 00:18:46,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:18:46,405 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-30 00:18:46,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:46,408 INFO L225 Difference]: With dead ends: 497 [2020-11-30 00:18:46,408 INFO L226 Difference]: Without dead ends: 370 [2020-11-30 00:18:46,409 INFO L677 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 [2020-11-30 00:18:46,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-11-30 00:18:46,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2020-11-30 00:18:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-30 00:18:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2020-11-30 00:18:46,428 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2020-11-30 00:18:46,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:46,428 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2020-11-30 00:18:46,428 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:18:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2020-11-30 00:18:46,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:18:46,429 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:46,429 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:46,430 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 00:18:46,430 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:46,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:46,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2020-11-30 00:18:46,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:46,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16115368] [2020-11-30 00:18:46,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:46,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16115368] [2020-11-30 00:18:46,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:46,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 00:18:46,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5544380] [2020-11-30 00:18:46,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:18:46,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:46,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:18:46,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:18:46,528 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand 6 states. [2020-11-30 00:18:46,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:46,695 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2020-11-30 00:18:46,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:18:46,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-30 00:18:46,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:46,699 INFO L225 Difference]: With dead ends: 624 [2020-11-30 00:18:46,700 INFO L226 Difference]: Without dead ends: 451 [2020-11-30 00:18:46,701 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-30 00:18:46,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2020-11-30 00:18:46,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2020-11-30 00:18:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-30 00:18:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2020-11-30 00:18:46,726 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2020-11-30 00:18:46,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:46,728 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2020-11-30 00:18:46,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:18:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2020-11-30 00:18:46,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:18:46,730 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:46,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:46,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:18:46,731 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:46,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:46,732 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2020-11-30 00:18:46,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:46,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684082763] [2020-11-30 00:18:46,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:46,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684082763] [2020-11-30 00:18:46,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:46,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:18:46,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160031562] [2020-11-30 00:18:46,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:18:46,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:46,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:18:46,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:18:46,833 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand 6 states. [2020-11-30 00:18:47,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:47,193 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2020-11-30 00:18:47,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-30 00:18:47,194 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-30 00:18:47,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:47,200 INFO L225 Difference]: With dead ends: 1177 [2020-11-30 00:18:47,200 INFO L226 Difference]: Without dead ends: 995 [2020-11-30 00:18:47,202 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-11-30 00:18:47,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2020-11-30 00:18:47,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2020-11-30 00:18:47,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-11-30 00:18:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2020-11-30 00:18:47,247 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2020-11-30 00:18:47,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:47,250 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2020-11-30 00:18:47,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:18:47,250 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2020-11-30 00:18:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:18:47,251 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:47,252 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:47,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:18:47,253 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:47,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:47,254 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2020-11-30 00:18:47,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:47,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778352105] [2020-11-30 00:18:47,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:47,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778352105] [2020-11-30 00:18:47,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:47,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:18:47,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371453661] [2020-11-30 00:18:47,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:18:47,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:47,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:18:47,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:18:47,328 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand 5 states. [2020-11-30 00:18:47,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:47,549 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2020-11-30 00:18:47,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:18:47,555 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-11-30 00:18:47,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:47,559 INFO L225 Difference]: With dead ends: 930 [2020-11-30 00:18:47,559 INFO L226 Difference]: Without dead ends: 580 [2020-11-30 00:18:47,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:18:47,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-11-30 00:18:47,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2020-11-30 00:18:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-11-30 00:18:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2020-11-30 00:18:47,598 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2020-11-30 00:18:47,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:47,598 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2020-11-30 00:18:47,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:18:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2020-11-30 00:18:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:18:47,600 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:47,600 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:47,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:18:47,600 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:47,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:47,601 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2020-11-30 00:18:47,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:47,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503382918] [2020-11-30 00:18:47,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:47,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503382918] [2020-11-30 00:18:47,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:47,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-30 00:18:47,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664892848] [2020-11-30 00:18:47,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 00:18:47,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:47,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 00:18:47,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:18:47,682 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand 7 states. [2020-11-30 00:18:48,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:48,249 INFO L93 Difference]: Finished difference Result 1129 states and 1438 transitions. [2020-11-30 00:18:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-30 00:18:48,250 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-11-30 00:18:48,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:48,255 INFO L225 Difference]: With dead ends: 1129 [2020-11-30 00:18:48,255 INFO L226 Difference]: Without dead ends: 833 [2020-11-30 00:18:48,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-11-30 00:18:48,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-11-30 00:18:48,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 282. [2020-11-30 00:18:48,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-30 00:18:48,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2020-11-30 00:18:48,297 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2020-11-30 00:18:48,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:48,298 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2020-11-30 00:18:48,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 00:18:48,298 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2020-11-30 00:18:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:18:48,299 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:48,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:48,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 00:18:48,300 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:48,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:48,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2020-11-30 00:18:48,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:48,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214900039] [2020-11-30 00:18:48,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-30 00:18:48,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214900039] [2020-11-30 00:18:48,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:48,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:18:48,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898653443] [2020-11-30 00:18:48,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:18:48,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:48,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:18:48,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:18:48,395 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand 5 states. [2020-11-30 00:18:48,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:48,489 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2020-11-30 00:18:48,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:18:48,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-30 00:18:48,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:48,492 INFO L225 Difference]: With dead ends: 653 [2020-11-30 00:18:48,493 INFO L226 Difference]: Without dead ends: 377 [2020-11-30 00:18:48,494 INFO L677 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 [2020-11-30 00:18:48,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-11-30 00:18:48,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2020-11-30 00:18:48,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-30 00:18:48,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2020-11-30 00:18:48,532 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2020-11-30 00:18:48,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:48,532 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2020-11-30 00:18:48,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:18:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2020-11-30 00:18:48,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:18:48,533 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:48,534 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:48,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 00:18:48,534 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:48,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:48,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2020-11-30 00:18:48,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:48,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029770255] [2020-11-30 00:18:48,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-30 00:18:48,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029770255] [2020-11-30 00:18:48,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:48,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:18:48,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657627220] [2020-11-30 00:18:48,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:18:48,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:48,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:18:48,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:18:48,586 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand 4 states. [2020-11-30 00:18:48,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:48,644 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2020-11-30 00:18:48,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:18:48,644 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-11-30 00:18:48,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:48,646 INFO L225 Difference]: With dead ends: 600 [2020-11-30 00:18:48,646 INFO L226 Difference]: Without dead ends: 324 [2020-11-30 00:18:48,647 INFO L677 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 [2020-11-30 00:18:48,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-11-30 00:18:48,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2020-11-30 00:18:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-30 00:18:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2020-11-30 00:18:48,678 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2020-11-30 00:18:48,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:48,678 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2020-11-30 00:18:48,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:18:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2020-11-30 00:18:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:18:48,679 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:48,679 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:48,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 00:18:48,680 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:48,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:48,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2020-11-30 00:18:48,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:48,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564638220] [2020-11-30 00:18:48,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:18:48,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564638220] [2020-11-30 00:18:48,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:48,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:18:48,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186480031] [2020-11-30 00:18:48,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:18:48,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:48,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:18:48,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:18:48,768 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand 5 states. [2020-11-30 00:18:48,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:48,904 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2020-11-30 00:18:48,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:18:48,905 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-30 00:18:48,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:48,907 INFO L225 Difference]: With dead ends: 612 [2020-11-30 00:18:48,907 INFO L226 Difference]: Without dead ends: 378 [2020-11-30 00:18:48,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:18:48,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2020-11-30 00:18:48,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2020-11-30 00:18:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-30 00:18:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2020-11-30 00:18:48,940 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2020-11-30 00:18:48,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:48,940 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2020-11-30 00:18:48,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:18:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2020-11-30 00:18:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:18:48,941 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:48,941 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:48,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 00:18:48,942 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:48,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:48,942 INFO L82 PathProgramCache]: Analyzing trace with hash 960017506, now seen corresponding path program 1 times [2020-11-30 00:18:48,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:48,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709027288] [2020-11-30 00:18:48,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:18:49,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709027288] [2020-11-30 00:18:49,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:49,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:18:49,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010667908] [2020-11-30 00:18:49,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:18:49,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:49,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:18:49,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:18:49,039 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand 6 states. [2020-11-30 00:18:49,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:49,263 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2020-11-30 00:18:49,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-30 00:18:49,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-11-30 00:18:49,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:49,266 INFO L225 Difference]: With dead ends: 571 [2020-11-30 00:18:49,267 INFO L226 Difference]: Without dead ends: 387 [2020-11-30 00:18:49,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-11-30 00:18:49,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-11-30 00:18:49,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2020-11-30 00:18:49,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-30 00:18:49,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2020-11-30 00:18:49,298 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2020-11-30 00:18:49,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:49,299 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2020-11-30 00:18:49,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:18:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2020-11-30 00:18:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 00:18:49,300 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:49,300 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-30 00:18:49,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 00:18:49,301 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:49,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:49,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2020-11-30 00:18:49,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:49,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228453929] [2020-11-30 00:18:49,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-30 00:18:49,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228453929] [2020-11-30 00:18:49,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:49,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-30 00:18:49,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427028771] [2020-11-30 00:18:49,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 00:18:49,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:49,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 00:18:49,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:18:49,380 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand 8 states. [2020-11-30 00:18:49,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:49,953 INFO L93 Difference]: Finished difference Result 794 states and 961 transitions. [2020-11-30 00:18:49,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-30 00:18:49,954 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 77 [2020-11-30 00:18:49,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:49,957 INFO L225 Difference]: With dead ends: 794 [2020-11-30 00:18:49,958 INFO L226 Difference]: Without dead ends: 610 [2020-11-30 00:18:49,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-11-30 00:18:49,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-11-30 00:18:49,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 232. [2020-11-30 00:18:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-11-30 00:18:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2020-11-30 00:18:49,992 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2020-11-30 00:18:49,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:49,992 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2020-11-30 00:18:49,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 00:18:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2020-11-30 00:18:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:18:49,997 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:18:49,997 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:49,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 00:18:49,998 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:18:49,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:49,998 INFO L82 PathProgramCache]: Analyzing trace with hash -452059177, now seen corresponding path program 1 times [2020-11-30 00:18:49,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:49,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675791441] [2020-11-30 00:18:49,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:18:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-11-30 00:18:50,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675791441] [2020-11-30 00:18:50,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:18:50,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:18:50,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032580219] [2020-11-30 00:18:50,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:18:50,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:18:50,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:18:50,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:18:50,079 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand 5 states. [2020-11-30 00:18:50,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:18:50,330 INFO L93 Difference]: Finished difference Result 887 states and 1096 transitions. [2020-11-30 00:18:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:18:50,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2020-11-30 00:18:50,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:18:50,331 INFO L225 Difference]: With dead ends: 887 [2020-11-30 00:18:50,331 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:18:50,333 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:18:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:18:50,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:18:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:18:50,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:18:50,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-11-30 00:18:50,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:18:50,334 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:18:50,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:18:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:18:50,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:18:50,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-30 00:18:50,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:18:50,954 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 167 [2020-11-30 00:18:52,877 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2020-11-30 00:18:54,240 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 394 DAG size of output: 307 [2020-11-30 00:18:55,220 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 275 [2020-11-30 00:18:55,874 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 208 [2020-11-30 00:18:56,357 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 212 [2020-11-30 00:18:56,708 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 161 [2020-11-30 00:18:56,839 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 131 [2020-11-30 00:18:57,024 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 151 [2020-11-30 00:18:58,362 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 167 DAG size of output: 40 [2020-11-30 00:18:58,573 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2020-11-30 00:19:01,815 WARN L193 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 310 DAG size of output: 53 [2020-11-30 00:19:04,619 WARN L193 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 294 DAG size of output: 53 [2020-11-30 00:19:07,099 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 267 DAG size of output: 37 [2020-11-30 00:19:08,213 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 201 DAG size of output: 61 [2020-11-30 00:19:08,442 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2020-11-30 00:19:09,672 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 204 DAG size of output: 68 [2020-11-30 00:19:10,508 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 46 [2020-11-30 00:19:11,005 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 59 [2020-11-30 00:19:11,599 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-11-30 00:19:11,734 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 21 [2020-11-30 00:19:11,894 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2020-11-30 00:19:12,038 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-11-30 00:19:12,047 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,048 INFO L270 CegarLoopResult]: At program point L663(lines 658 666) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (or (and (not .cse0) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse6 .cse7 (not .cse8) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse9 (not .cse10)) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse6 .cse7 .cse1 .cse2 .cse3 .cse9 .cse4 .cse5) (and (<= ~waterLevel~0 1) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse9 .cse3 .cse4 .cse11 .cse5 (not .cse7)) (and (= ~waterLevel~0 1) .cse10 .cse1 .cse3 .cse0 .cse4 .cse11 .cse5 (= |ULTIMATE.start_getWaterLevel_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse9))) [2020-11-30 00:19:12,048 INFO L270 CegarLoopResult]: At program point L663-1(lines 658 666) the Hoare annotation is: false [2020-11-30 00:19:12,048 INFO L270 CegarLoopResult]: At program point L663-2(lines 658 666) the Hoare annotation is: false [2020-11-30 00:19:12,048 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,048 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,048 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,048 INFO L274 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2020-11-30 00:19:12,048 INFO L270 CegarLoopResult]: At program point L631(lines 626 634) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4))) [2020-11-30 00:19:12,048 INFO L270 CegarLoopResult]: At program point L631-1(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-2(lines 626 634) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (not .cse4) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-3(lines 626 634) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse6)) (.cse9 (not .cse2)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse5 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse5 .cse4 .cse6 .cse8 .cse7 .cse9) (and .cse10 .cse5 .cse11 .cse8 .cse7 .cse9) (and .cse12 .cse10 .cse13 .cse5 .cse11 .cse8 .cse7 .cse14) (and .cse0 .cse1 .cse10 .cse3 .cse5 .cse11 .cse7 .cse9) (and (not .cse15) .cse3 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 (not .cse16) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse17)) (and .cse12 .cse17 .cse16 .cse5 .cse4 .cse13 .cse15 .cse6 .cse8 .cse7 .cse14)))) [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-4(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-5(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-6(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-7(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-8(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-9(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-10(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,049 INFO L270 CegarLoopResult]: At program point L631-11(lines 626 634) the Hoare annotation is: false [2020-11-30 00:19:12,050 INFO L274 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-11-30 00:19:12,050 INFO L274 CegarLoopResult]: For program point L500-1(lines 692 698) no Hoare annotation was computed. [2020-11-30 00:19:12,050 INFO L270 CegarLoopResult]: At program point L699(lines 699 705) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse3 .cse4 .cse14 .cse8) (and .cse0 .cse15 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse15 .cse13 .cse3 (not .cse14) .cse8 .cse16) (and (<= ~waterLevel~0 1) .cse3 .cse4 .cse7 .cse8 .cse16) (and (not .cse6) .cse13 .cse3 .cse14 (<= 2 ~waterLevel~0) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse11 .cse12 (not .cse2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse1)) (and .cse15 .cse3 .cse7 .cse8 .cse16)))) [2020-11-30 00:19:12,050 INFO L270 CegarLoopResult]: At program point L699-1(lines 699 705) the Hoare annotation is: false [2020-11-30 00:19:12,050 INFO L270 CegarLoopResult]: At program point L699-2(lines 699 705) the Hoare annotation is: false [2020-11-30 00:19:12,050 INFO L270 CegarLoopResult]: At program point L105(lines 1 962) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:19:12,050 INFO L274 CegarLoopResult]: For program point L899(lines 898 945) no Hoare annotation was computed. [2020-11-30 00:19:12,050 INFO L274 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L277 CegarLoopResult]: At program point L571-1(lines 571 578) the Hoare annotation is: true [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L869-5(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L671(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L671-1(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,051 INFO L274 CegarLoopResult]: For program point L671-2(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-8(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L671-3(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-9(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L671-4(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-11(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L671-5(lines 671 677) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-12(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-14(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-15(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L869-17(lines 869 873) no Hoare annotation was computed. [2020-11-30 00:19:12,052 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L936-2(lines 692 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-11-30 00:19:12,053 INFO L274 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L113(lines 108 116) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676(lines 667 680) the Hoare annotation is: false [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676-1(lines 667 680) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 .cse8 .cse5) (and .cse9 .cse2 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse9 .cse2 .cse10 .cse3 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse8 .cse5))) [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676-2(lines 667 680) the Hoare annotation is: false [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676-3(lines 667 680) the Hoare annotation is: false [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676-4(lines 667 680) the Hoare annotation is: false [2020-11-30 00:19:12,053 INFO L270 CegarLoopResult]: At program point L676-5(lines 667 680) the Hoare annotation is: false [2020-11-30 00:19:12,053 INFO L274 CegarLoopResult]: For program point L908(lines 908 914) no Hoare annotation was computed. [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L908-1(lines 908 914) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse11 (= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse16 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse13 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse14 (not .cse7)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse15 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (or (and .cse1 .cse2 .cse5 .cse4 .cse6 .cse9 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse4 .cse6 .cse5 .cse8)) .cse3 .cse7) (and .cse12 (or (and .cse1 .cse10 .cse11 .cse4 .cse5 .cse8) (and .cse1 .cse5 .cse4 .cse9 .cse8)) .cse13 .cse14 .cse15) (and .cse12 .cse13 .cse5 .cse14 .cse16 .cse8 .cse15) (and .cse3 .cse5 .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse16 .cse8 .cse15) (and .cse11 .cse12 .cse13 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse14 .cse16 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse12 .cse13 .cse5 .cse14 .cse9 .cse16 .cse8) (and .cse11 .cse5 .cse6 .cse16 .cse8) (and .cse6 .cse5 .cse9 .cse16 .cse8) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse14 .cse8 .cse15)))) [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L875(lines 860 878) the Hoare annotation is: false [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L875-1(lines 860 878) the Hoare annotation is: (let ((.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse9 (= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (not .cse13)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (not .cse10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse9 .cse10 .cse2 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse15 .cse10 .cse12 .cse2 .cse3 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse15 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8)))) [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L875-2(lines 860 878) the Hoare annotation is: false [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L875-3(lines 860 878) the Hoare annotation is: false [2020-11-30 00:19:12,054 INFO L270 CegarLoopResult]: At program point L875-4(lines 860 878) the Hoare annotation is: false [2020-11-30 00:19:12,055 INFO L270 CegarLoopResult]: At program point L875-5(lines 860 878) the Hoare annotation is: false [2020-11-30 00:19:12,055 INFO L270 CegarLoopResult]: At program point L811(lines 804 814) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4 (not .cse5)) (and .cse0 .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2020-11-30 00:19:12,056 INFO L270 CegarLoopResult]: At program point L811-1(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,057 INFO L270 CegarLoopResult]: At program point L811-2(lines 804 814) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 (not .cse6) .cse5 .cse7 .cse8 (not .cse0) .cse9 .cse10))) [2020-11-30 00:19:12,057 INFO L270 CegarLoopResult]: At program point L811-3(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,057 INFO L270 CegarLoopResult]: At program point L811-4(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,057 INFO L270 CegarLoopResult]: At program point L811-5(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,057 INFO L270 CegarLoopResult]: At program point L811-6(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,058 INFO L270 CegarLoopResult]: At program point L811-7(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,058 INFO L277 CegarLoopResult]: At program point L580(lines 561 583) the Hoare annotation is: true [2020-11-30 00:19:12,058 INFO L270 CegarLoopResult]: At program point L547(lines 543 549) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:19:12,058 INFO L270 CegarLoopResult]: At program point L811-8(lines 804 814) the Hoare annotation is: false [2020-11-30 00:19:12,058 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:19:12,058 INFO L270 CegarLoopResult]: At program point L946(lines 897 947) the Hoare annotation is: false [2020-11-30 00:19:12,058 INFO L274 CegarLoopResult]: For program point L55(lines 55 75) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L55-2(lines 55 75) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L55-4(lines 55 75) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L750(lines 750 767) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L750-1(lines 750 767) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L750-2(lines 750 767) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-11-30 00:19:12,059 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:19:12,060 INFO L274 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-11-30 00:19:12,060 INFO L270 CegarLoopResult]: At program point L918-1(lines 918 924) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-11-30 00:19:12,060 INFO L274 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,060 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,060 INFO L274 CegarLoopResult]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,060 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,061 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,061 INFO L274 CegarLoopResult]: For program point L786-10(lines 786 792) no Hoare annotation was computed. [2020-11-30 00:19:12,061 INFO L270 CegarLoopResult]: At program point L820(lines 815 823) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))))) [2020-11-30 00:19:12,061 INFO L270 CegarLoopResult]: At program point L820-1(lines 815 823) the Hoare annotation is: false [2020-11-30 00:19:12,061 INFO L274 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-11-30 00:19:12,062 INFO L270 CegarLoopResult]: At program point L820-2(lines 815 823) the Hoare annotation is: false [2020-11-30 00:19:12,062 INFO L274 CegarLoopResult]: For program point L754-1(lines 754 762) no Hoare annotation was computed. [2020-11-30 00:19:12,062 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-11-30 00:19:12,062 INFO L274 CegarLoopResult]: For program point L61(lines 61 74) no Hoare annotation was computed. [2020-11-30 00:19:12,062 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:19:12,062 INFO L270 CegarLoopResult]: At program point L61-1(lines 1 962) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse11 (not .cse7)) (.cse13 (not .cse2)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse3 .cse4 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 .cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (and .cse9 .cse10 .cse6 .cse11 .cse12 .cse8 .cse13) (and .cse14 .cse9 .cse10 .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse11 .cse12 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (<= ~waterLevel~0 1) .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse12 .cse13 .cse8) (and .cse14 .cse6 .cse5 .cse12 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse4 .cse6 .cse11 .cse13 .cse8)))) [2020-11-30 00:19:12,063 INFO L274 CegarLoopResult]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2020-11-30 00:19:12,063 INFO L270 CegarLoopResult]: At program point L61-3(lines 1 962) the Hoare annotation is: false [2020-11-30 00:19:12,063 INFO L274 CegarLoopResult]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2020-11-30 00:19:12,063 INFO L270 CegarLoopResult]: At program point L61-5(lines 1 962) the Hoare annotation is: false [2020-11-30 00:19:12,063 INFO L274 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,063 INFO L274 CegarLoopResult]: For program point L724-1(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,063 INFO L274 CegarLoopResult]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,064 INFO L274 CegarLoopResult]: For program point L724-3(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,064 INFO L274 CegarLoopResult]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,064 INFO L274 CegarLoopResult]: For program point L724-5(lines 724 741) no Hoare annotation was computed. [2020-11-30 00:19:12,064 INFO L270 CegarLoopResult]: At program point L692(lines 691 710) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse8 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse5 .cse1 .cse4) (and .cse8 .cse0 .cse1 .cse3 .cse4) (and .cse8 .cse5 .cse1 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse6 .cse0 .cse1 .cse7 .cse4))) [2020-11-30 00:19:12,064 INFO L274 CegarLoopResult]: For program point L692-1(lines 692 698) no Hoare annotation was computed. [2020-11-30 00:19:12,064 INFO L270 CegarLoopResult]: At program point L692-2(lines 691 710) the Hoare annotation is: false [2020-11-30 00:19:12,065 INFO L270 CegarLoopResult]: At program point L692-3(lines 691 710) the Hoare annotation is: false [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:19:12,065 INFO L274 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L594-3(lines 594 598) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L594-6(lines 594 598) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L270 CegarLoopResult]: At program point L496-2(lines 496 510) the Hoare annotation is: false [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L959(line 959) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L959-1(line 959) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L959-2(line 959) no Hoare annotation was computed. [2020-11-30 00:19:12,066 INFO L274 CegarLoopResult]: For program point L728(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L728-1(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L728-3(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L728-4(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L728-5(lines 728 736) no Hoare annotation was computed. [2020-11-30 00:19:12,067 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-11-30 00:19:12,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:19:12 BoogieIcfgContainer [2020-11-30 00:19:12,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:19:12,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:19:12,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:19:12,123 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:19:12,123 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:44" (3/4) ... [2020-11-30 00:19:12,126 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:19:12,156 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 00:19:12,158 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 00:19:12,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 00:19:12,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 00:19:12,162 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 00:19:12,163 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:19:12,165 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:19:12,189 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) [2020-11-30 00:19:12,190 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) [2020-11-30 00:19:12,190 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-30 00:19:12,191 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-30 00:19:12,191 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) [2020-11-30 00:19:12,191 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-30 00:19:12,193 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 00:19:12,193 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2020-11-30 00:19:12,194 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-30 00:19:12,194 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-11-30 00:19:12,195 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) [2020-11-30 00:19:12,196 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-11-30 00:19:12,196 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) [2020-11-30 00:19:12,198 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-11-30 00:19:12,198 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) [2020-11-30 00:19:12,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0edd3a2b-4197-4182-a8e1-a2ab6d1d0fda/bin/uautomizer/witness.graphml [2020-11-30 00:19:12,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:19:12,271 INFO L168 Benchmark]: Toolchain (without parser) took 29852.34 ms. Allocated memory was 83.9 MB in the beginning and 360.7 MB in the end (delta: 276.8 MB). Free memory was 53.0 MB in the beginning and 231.5 MB in the end (delta: -178.4 MB). Peak memory consumption was 97.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,272 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:19:12,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.11 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 52.8 MB in the beginning and 73.0 MB in the end (delta: -20.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.65 ms. Allocated memory is still 107.0 MB. Free memory was 73.0 MB in the beginning and 68.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,273 INFO L168 Benchmark]: Boogie Preprocessor took 57.74 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 65.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,274 INFO L168 Benchmark]: RCFGBuilder took 1345.70 ms. Allocated memory is still 107.0 MB. Free memory was 65.8 MB in the beginning and 81.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,274 INFO L168 Benchmark]: TraceAbstraction took 27541.92 ms. Allocated memory was 107.0 MB in the beginning and 360.7 MB in the end (delta: 253.8 MB). Free memory was 81.0 MB in the beginning and 244.1 MB in the end (delta: -163.0 MB). Peak memory consumption was 223.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,274 INFO L168 Benchmark]: Witness Printer took 147.93 ms. Allocated memory is still 360.7 MB. Free memory was 244.1 MB in the beginning and 231.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:19:12,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 625.11 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 52.8 MB in the beginning and 73.0 MB in the end (delta: -20.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.65 ms. Allocated memory is still 107.0 MB. Free memory was 73.0 MB in the beginning and 68.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.74 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 65.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1345.70 ms. Allocated memory is still 107.0 MB. Free memory was 65.8 MB in the beginning and 81.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 27541.92 ms. Allocated memory was 107.0 MB in the beginning and 360.7 MB in the end (delta: 253.8 MB). Free memory was 81.0 MB in the beginning and 244.1 MB in the end (delta: -163.0 MB). Peak memory consumption was 223.3 MB. Max. memory is 16.1 GB. * Witness Printer took 147.93 ms. Allocated memory is still 360.7 MB. Free memory was 244.1 MB in the beginning and 231.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.6s, OverallIterations: 17, TraceHistogramMax: 3, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2025 SDtfs, 3023 SDslu, 4162 SDs, 0 SdLazy, 691 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 2953 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 352 NumberOfFragments, 2329 HoareAnnotationTreeSize, 58 FomulaSimplifications, 182559155 FormulaSimplificationTreeSizeReduction, 6.7s HoareSimplificationTime, 58 FomulaSimplificationsInter, 15632154 FormulaSimplificationTreeSizeReductionInter, 14.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 54884 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...