./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product37.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_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/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 f64c2f4b711d318d41e4cf94931ea5c2c39d9f20 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:20:32,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:20:32,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:20:32,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:20:32,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:20:32,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:20:32,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:20:32,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:20:32,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:20:32,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:20:32,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:20:32,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:20:32,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:20:32,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:20:32,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:20:32,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:20:32,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:20:32,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:20:32,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:20:32,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:20:32,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:20:32,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:20:32,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:20:32,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:20:32,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:20:32,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:20:32,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:20:32,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:20:32,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:20:32,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:20:32,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:20:32,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:20:32,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:20:32,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:20:32,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:20:32,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:20:32,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:20:32,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:20:32,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:20:32,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:20:32,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:20:32,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:20:32,231 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:20:32,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:20:32,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:20:32,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:20:32,235 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:20:32,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:20:32,235 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:20:32,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:20:32,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:20:32,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:20:32,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:20:32,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:20:32,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:20:32,238 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:20:32,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:20:32,239 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:20:32,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:20:32,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:20:32,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:20:32,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:20:32,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:20:32,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:20:32,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:20:32,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:20:32,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:20:32,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:20:32,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:20:32,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:20:32,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:20:32,243 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_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f64c2f4b711d318d41e4cf94931ea5c2c39d9f20 [2020-11-30 01:20:32,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:20:32,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:20:32,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:20:32,664 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:20:32,665 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:20:32,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2020-11-30 01:20:32,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/data/45c98cb5c/de670cf2598e43408fb0ec32e83db5e4/FLAGe86affb68 [2020-11-30 01:20:33,575 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:20:33,577 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2020-11-30 01:20:33,595 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/data/45c98cb5c/de670cf2598e43408fb0ec32e83db5e4/FLAGe86affb68 [2020-11-30 01:20:33,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/data/45c98cb5c/de670cf2598e43408fb0ec32e83db5e4 [2020-11-30 01:20:33,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:20:33,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:20:33,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:20:33,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:20:33,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:20:33,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:20:33" (1/1) ... [2020-11-30 01:20:33,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d24ccc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:33, skipping insertion in model container [2020-11-30 01:20:33,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:20:33" (1/1) ... [2020-11-30 01:20:33,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:20:33,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:20:34,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:20:34,340 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:20:34,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:20:34,467 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:20:34,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34 WrapperNode [2020-11-30 01:20:34,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:20:34,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:20:34,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:20:34,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:20:34,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:20:34,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:20:34,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:20:34,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:20:34,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... [2020-11-30 01:20:34,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:20:34,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:20:34,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:20:34,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:20:34,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/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 01:20:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:20:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:20:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:20:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:20:36,184 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:20:36,185 INFO L298 CfgBuilder]: Removed 164 assume(true) statements. [2020-11-30 01:20:36,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:20:36 BoogieIcfgContainer [2020-11-30 01:20:36,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:20:36,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:20:36,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:20:36,194 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:20:36,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:20:33" (1/3) ... [2020-11-30 01:20:36,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46db0386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:20:36, skipping insertion in model container [2020-11-30 01:20:36,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:20:34" (2/3) ... [2020-11-30 01:20:36,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46db0386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:20:36, skipping insertion in model container [2020-11-30 01:20:36,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:20:36" (3/3) ... [2020-11-30 01:20:36,198 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37.cil.c [2020-11-30 01:20:36,210 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:20:36,215 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 01:20:36,227 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 01:20:36,251 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:20:36,251 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:20:36,252 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:20:36,252 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:20:36,252 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:20:36,252 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:20:36,252 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:20:36,252 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:20:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2020-11-30 01:20:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:20:36,273 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:36,274 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 01:20:36,274 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:36,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:36,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1217214268, now seen corresponding path program 1 times [2020-11-30 01:20:36,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:36,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622735179] [2020-11-30 01:20:36,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:36,610 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 01:20:36,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622735179] [2020-11-30 01:20:36,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:36,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:20:36,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105340444] [2020-11-30 01:20:36,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:20:36,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:36,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:20:36,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:20:36,643 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2020-11-30 01:20:36,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:36,713 INFO L93 Difference]: Finished difference Result 226 states and 345 transitions. [2020-11-30 01:20:36,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:20:36,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-30 01:20:36,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:36,735 INFO L225 Difference]: With dead ends: 226 [2020-11-30 01:20:36,735 INFO L226 Difference]: Without dead ends: 111 [2020-11-30 01:20:36,748 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 01:20:36,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-11-30 01:20:36,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2020-11-30 01:20:36,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-11-30 01:20:36,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 163 transitions. [2020-11-30 01:20:36,822 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 163 transitions. Word has length 18 [2020-11-30 01:20:36,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:36,823 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 163 transitions. [2020-11-30 01:20:36,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:20:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2020-11-30 01:20:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 01:20:36,829 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:36,830 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 01:20:36,830 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:20:36,831 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:36,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:36,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1436050237, now seen corresponding path program 1 times [2020-11-30 01:20:36,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:36,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921641916] [2020-11-30 01:20:36,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:37,098 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 01:20:37,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921641916] [2020-11-30 01:20:37,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:37,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:20:37,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300989829] [2020-11-30 01:20:37,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:20:37,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:37,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:20:37,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:20:37,102 INFO L87 Difference]: Start difference. First operand 111 states and 163 transitions. Second operand 3 states. [2020-11-30 01:20:37,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:37,124 INFO L93 Difference]: Finished difference Result 111 states and 163 transitions. [2020-11-30 01:20:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:20:37,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-30 01:20:37,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:37,128 INFO L225 Difference]: With dead ends: 111 [2020-11-30 01:20:37,128 INFO L226 Difference]: Without dead ends: 47 [2020-11-30 01:20:37,130 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 01:20:37,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-11-30 01:20:37,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-11-30 01:20:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-11-30 01:20:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2020-11-30 01:20:37,144 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2020-11-30 01:20:37,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:37,145 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2020-11-30 01:20:37,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:20:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2020-11-30 01:20:37,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:20:37,148 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:37,148 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 01:20:37,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:20:37,150 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:37,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:37,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1303013450, now seen corresponding path program 1 times [2020-11-30 01:20:37,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:37,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425706980] [2020-11-30 01:20:37,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:37,358 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 01:20:37,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425706980] [2020-11-30 01:20:37,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:37,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:20:37,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260281508] [2020-11-30 01:20:37,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:20:37,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:37,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:20:37,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:20:37,361 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 6 states. [2020-11-30 01:20:37,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:37,595 INFO L93 Difference]: Finished difference Result 87 states and 129 transitions. [2020-11-30 01:20:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:20:37,599 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-30 01:20:37,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:37,601 INFO L225 Difference]: With dead ends: 87 [2020-11-30 01:20:37,602 INFO L226 Difference]: Without dead ends: 47 [2020-11-30 01:20:37,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:20:37,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-11-30 01:20:37,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-11-30 01:20:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-11-30 01:20:37,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2020-11-30 01:20:37,609 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2020-11-30 01:20:37,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:37,609 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2020-11-30 01:20:37,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:20:37,610 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2020-11-30 01:20:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 01:20:37,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:37,611 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 01:20:37,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:20:37,615 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:37,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:37,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1055953523, now seen corresponding path program 1 times [2020-11-30 01:20:37,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:37,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269811824] [2020-11-30 01:20:37,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:37,733 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 01:20:37,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269811824] [2020-11-30 01:20:37,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:37,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:20:37,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412720923] [2020-11-30 01:20:37,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:20:37,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:37,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:20:37,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:20:37,735 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2020-11-30 01:20:37,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:37,803 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2020-11-30 01:20:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:20:37,804 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-30 01:20:37,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:37,805 INFO L225 Difference]: With dead ends: 109 [2020-11-30 01:20:37,805 INFO L226 Difference]: Without dead ends: 69 [2020-11-30 01:20:37,806 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 01:20:37,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-11-30 01:20:37,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2020-11-30 01:20:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-11-30 01:20:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 95 transitions. [2020-11-30 01:20:37,820 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 95 transitions. Word has length 26 [2020-11-30 01:20:37,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:37,820 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 95 transitions. [2020-11-30 01:20:37,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:20:37,821 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2020-11-30 01:20:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 01:20:37,824 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:37,824 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 01:20:37,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:20:37,825 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:37,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:37,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1518849596, now seen corresponding path program 1 times [2020-11-30 01:20:37,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:37,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574885735] [2020-11-30 01:20:37,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:37,937 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 01:20:37,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574885735] [2020-11-30 01:20:37,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:37,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:20:37,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894385578] [2020-11-30 01:20:37,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:20:37,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:37,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:20:37,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:20:37,940 INFO L87 Difference]: Start difference. First operand 67 states and 95 transitions. Second operand 5 states. [2020-11-30 01:20:38,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:38,084 INFO L93 Difference]: Finished difference Result 178 states and 252 transitions. [2020-11-30 01:20:38,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:20:38,084 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-30 01:20:38,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:38,086 INFO L225 Difference]: With dead ends: 178 [2020-11-30 01:20:38,086 INFO L226 Difference]: Without dead ends: 118 [2020-11-30 01:20:38,087 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 01:20:38,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-30 01:20:38,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 73. [2020-11-30 01:20:38,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-30 01:20:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 101 transitions. [2020-11-30 01:20:38,099 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 101 transitions. Word has length 32 [2020-11-30 01:20:38,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:38,099 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 101 transitions. [2020-11-30 01:20:38,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:20:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2020-11-30 01:20:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 01:20:38,101 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:38,101 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 01:20:38,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:20:38,102 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:38,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:38,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1842653991, now seen corresponding path program 1 times [2020-11-30 01:20:38,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:38,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474094889] [2020-11-30 01:20:38,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:38,183 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 01:20:38,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474094889] [2020-11-30 01:20:38,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:38,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:20:38,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897512192] [2020-11-30 01:20:38,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:20:38,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:38,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:20:38,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:20:38,187 INFO L87 Difference]: Start difference. First operand 73 states and 101 transitions. Second operand 5 states. [2020-11-30 01:20:38,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:38,439 INFO L93 Difference]: Finished difference Result 349 states and 492 transitions. [2020-11-30 01:20:38,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:20:38,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-30 01:20:38,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:38,444 INFO L225 Difference]: With dead ends: 349 [2020-11-30 01:20:38,444 INFO L226 Difference]: Without dead ends: 283 [2020-11-30 01:20:38,445 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:20:38,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-11-30 01:20:38,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 131. [2020-11-30 01:20:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-11-30 01:20:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 180 transitions. [2020-11-30 01:20:38,490 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 180 transitions. Word has length 32 [2020-11-30 01:20:38,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:38,493 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 180 transitions. [2020-11-30 01:20:38,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:20:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 180 transitions. [2020-11-30 01:20:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:20:38,496 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:38,497 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 01:20:38,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:20:38,497 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:38,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:38,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1842810527, now seen corresponding path program 1 times [2020-11-30 01:20:38,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:38,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874025071] [2020-11-30 01:20:38,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:38,597 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 01:20:38,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874025071] [2020-11-30 01:20:38,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:38,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:20:38,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354926022] [2020-11-30 01:20:38,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:20:38,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:38,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:20:38,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:20:38,599 INFO L87 Difference]: Start difference. First operand 131 states and 180 transitions. Second operand 5 states. [2020-11-30 01:20:38,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:38,755 INFO L93 Difference]: Finished difference Result 490 states and 677 transitions. [2020-11-30 01:20:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:20:38,756 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-30 01:20:38,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:38,759 INFO L225 Difference]: With dead ends: 490 [2020-11-30 01:20:38,759 INFO L226 Difference]: Without dead ends: 366 [2020-11-30 01:20:38,760 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:20:38,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-11-30 01:20:38,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 130. [2020-11-30 01:20:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-11-30 01:20:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 177 transitions. [2020-11-30 01:20:38,792 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 177 transitions. Word has length 33 [2020-11-30 01:20:38,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:38,792 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 177 transitions. [2020-11-30 01:20:38,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:20:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 177 transitions. [2020-11-30 01:20:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:20:38,794 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:38,794 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 01:20:38,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:20:38,795 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:38,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:38,795 INFO L82 PathProgramCache]: Analyzing trace with hash -2075209658, now seen corresponding path program 1 times [2020-11-30 01:20:38,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:38,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378357897] [2020-11-30 01:20:38,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:38,906 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 01:20:38,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378357897] [2020-11-30 01:20:38,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:38,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:20:38,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646015949] [2020-11-30 01:20:38,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:20:38,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:38,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:20:38,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:20:38,909 INFO L87 Difference]: Start difference. First operand 130 states and 177 transitions. Second operand 6 states. [2020-11-30 01:20:39,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:39,052 INFO L93 Difference]: Finished difference Result 349 states and 471 transitions. [2020-11-30 01:20:39,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:20:39,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-30 01:20:39,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:39,056 INFO L225 Difference]: With dead ends: 349 [2020-11-30 01:20:39,057 INFO L226 Difference]: Without dead ends: 226 [2020-11-30 01:20:39,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:20:39,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-11-30 01:20:39,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 138. [2020-11-30 01:20:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-11-30 01:20:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 185 transitions. [2020-11-30 01:20:39,100 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 185 transitions. Word has length 33 [2020-11-30 01:20:39,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:39,101 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 185 transitions. [2020-11-30 01:20:39,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:20:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2020-11-30 01:20:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:20:39,108 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:39,108 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 01:20:39,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:20:39,109 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:39,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:39,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1632951624, now seen corresponding path program 1 times [2020-11-30 01:20:39,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:39,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271130320] [2020-11-30 01:20:39,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:39,157 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 01:20:39,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271130320] [2020-11-30 01:20:39,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:39,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:20:39,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366900461] [2020-11-30 01:20:39,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:20:39,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:39,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:20:39,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:20:39,160 INFO L87 Difference]: Start difference. First operand 138 states and 185 transitions. Second operand 3 states. [2020-11-30 01:20:39,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:39,205 INFO L93 Difference]: Finished difference Result 319 states and 427 transitions. [2020-11-30 01:20:39,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:20:39,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-11-30 01:20:39,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:39,208 INFO L225 Difference]: With dead ends: 319 [2020-11-30 01:20:39,208 INFO L226 Difference]: Without dead ends: 188 [2020-11-30 01:20:39,209 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 01:20:39,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-11-30 01:20:39,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-11-30 01:20:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-30 01:20:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 245 transitions. [2020-11-30 01:20:39,235 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 245 transitions. Word has length 33 [2020-11-30 01:20:39,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:39,236 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 245 transitions. [2020-11-30 01:20:39,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:20:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2020-11-30 01:20:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:20:39,237 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:39,238 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] [2020-11-30 01:20:39,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:20:39,238 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:39,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:39,239 INFO L82 PathProgramCache]: Analyzing trace with hash -767383544, now seen corresponding path program 1 times [2020-11-30 01:20:39,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:39,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442480310] [2020-11-30 01:20:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:39,289 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 01:20:39,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442480310] [2020-11-30 01:20:39,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:39,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:20:39,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40382237] [2020-11-30 01:20:39,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:20:39,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:39,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:20:39,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:20:39,291 INFO L87 Difference]: Start difference. First operand 188 states and 245 transitions. Second operand 3 states. [2020-11-30 01:20:39,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:39,359 INFO L93 Difference]: Finished difference Result 287 states and 377 transitions. [2020-11-30 01:20:39,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:20:39,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-30 01:20:39,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:39,362 INFO L225 Difference]: With dead ends: 287 [2020-11-30 01:20:39,362 INFO L226 Difference]: Without dead ends: 285 [2020-11-30 01:20:39,363 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 01:20:39,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-11-30 01:20:39,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 228. [2020-11-30 01:20:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-11-30 01:20:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 304 transitions. [2020-11-30 01:20:39,392 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 304 transitions. Word has length 34 [2020-11-30 01:20:39,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:39,392 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 304 transitions. [2020-11-30 01:20:39,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:20:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 304 transitions. [2020-11-30 01:20:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 01:20:39,393 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:39,394 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 01:20:39,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:20:39,394 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:39,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:39,395 INFO L82 PathProgramCache]: Analyzing trace with hash -121383339, now seen corresponding path program 1 times [2020-11-30 01:20:39,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:39,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206859345] [2020-11-30 01:20:39,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 01:20:39,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206859345] [2020-11-30 01:20:39,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:39,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:20:39,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326242695] [2020-11-30 01:20:39,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:20:39,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:39,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:20:39,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:20:39,541 INFO L87 Difference]: Start difference. First operand 228 states and 304 transitions. Second operand 6 states. [2020-11-30 01:20:39,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:39,810 INFO L93 Difference]: Finished difference Result 720 states and 968 transitions. [2020-11-30 01:20:39,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-30 01:20:39,811 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-11-30 01:20:39,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:39,814 INFO L225 Difference]: With dead ends: 720 [2020-11-30 01:20:39,815 INFO L226 Difference]: Without dead ends: 499 [2020-11-30 01:20:39,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-30 01:20:39,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2020-11-30 01:20:39,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 205. [2020-11-30 01:20:39,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-11-30 01:20:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 267 transitions. [2020-11-30 01:20:39,842 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 267 transitions. Word has length 56 [2020-11-30 01:20:39,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:39,843 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 267 transitions. [2020-11-30 01:20:39,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:20:39,843 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 267 transitions. [2020-11-30 01:20:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 01:20:39,844 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:20:39,844 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:20:39,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:20:39,844 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:20:39,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:20:39,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1662330220, now seen corresponding path program 1 times [2020-11-30 01:20:39,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:20:39,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49890161] [2020-11-30 01:20:39,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:20:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:20:39,898 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:20:39,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49890161] [2020-11-30 01:20:39,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:20:39,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:20:39,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931848387] [2020-11-30 01:20:39,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:20:39,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:20:39,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:20:39,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:20:39,900 INFO L87 Difference]: Start difference. First operand 205 states and 267 transitions. Second operand 5 states. [2020-11-30 01:20:40,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:20:40,014 INFO L93 Difference]: Finished difference Result 325 states and 432 transitions. [2020-11-30 01:20:40,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:20:40,014 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-11-30 01:20:40,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:20:40,015 INFO L225 Difference]: With dead ends: 325 [2020-11-30 01:20:40,015 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:20:40,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:20:40,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:20:40,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:20:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:20:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:20:40,016 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-11-30 01:20:40,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:20:40,016 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:20:40,016 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:20:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:20:40,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:20:40,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:20:40,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:20:40,217 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2020-11-30 01:20:40,659 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 81 [2020-11-30 01:20:40,964 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 89 [2020-11-30 01:20:41,385 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 31 [2020-11-30 01:20:41,662 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 25 [2020-11-30 01:20:41,770 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2020-11-30 01:20:41,980 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2020-11-30 01:20:42,396 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-30 01:20:42,814 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2020-11-30 01:20:43,085 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-30 01:20:43,486 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 32 [2020-11-30 01:20:43,627 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-11-30 01:20:43,910 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 25 [2020-11-30 01:20:43,919 INFO L274 CegarLoopResult]: For program point L894(lines 894 901) no Hoare annotation was computed. [2020-11-30 01:20:43,919 INFO L277 CegarLoopResult]: At program point L894-1(lines 894 901) the Hoare annotation is: true [2020-11-30 01:20:43,919 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,919 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,919 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,919 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,920 INFO L270 CegarLoopResult]: At program point L170(lines 165 173) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse4) .cse2 .cse3 .cse5 (= ~methAndRunningLastTime~0 0) .cse6))) [2020-11-30 01:20:43,920 INFO L270 CegarLoopResult]: At program point L170-1(lines 165 173) the Hoare annotation is: false [2020-11-30 01:20:43,920 INFO L270 CegarLoopResult]: At program point L170-2(lines 165 173) the Hoare annotation is: false [2020-11-30 01:20:43,920 INFO L270 CegarLoopResult]: At program point L930(lines 1 941) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:20:43,920 INFO L274 CegarLoopResult]: For program point L369(lines 369 373) no Hoare annotation was computed. [2020-11-30 01:20:43,920 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-11-30 01:20:43,920 INFO L274 CegarLoopResult]: For program point L437-1(line 437) no Hoare annotation was computed. [2020-11-30 01:20:43,920 INFO L274 CegarLoopResult]: For program point L437-2(line 437) no Hoare annotation was computed. [2020-11-30 01:20:43,920 INFO L270 CegarLoopResult]: At program point L305(lines 300 307) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:20:43,921 INFO L270 CegarLoopResult]: At program point L867(lines 863 869) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L273(lines 273 284) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L277 CegarLoopResult]: At program point L903(lines 884 906) the Hoare annotation is: true [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L244(lines 243 288) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L270 CegarLoopResult]: At program point L938(lines 933 941) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L345-3(lines 345 349) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L279-2(lines 59 65) no Hoare annotation was computed. [2020-11-30 01:20:43,921 INFO L274 CegarLoopResult]: For program point L345-6(lines 345 349) no Hoare annotation was computed. [2020-11-30 01:20:43,922 INFO L274 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-11-30 01:20:43,922 INFO L274 CegarLoopResult]: For program point L117-1(lines 117 134) no Hoare annotation was computed. [2020-11-30 01:20:43,922 INFO L274 CegarLoopResult]: For program point L117-2(lines 117 134) no Hoare annotation was computed. [2020-11-30 01:20:43,922 INFO L270 CegarLoopResult]: At program point L382(lines 377 385) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= ULTIMATE.start_main_~tmp~8 1) .cse1 .cse2 .cse3))) [2020-11-30 01:20:43,922 INFO L270 CegarLoopResult]: At program point L382-1(lines 377 385) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and .cse4 .cse5 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3) (and .cse4 .cse5 .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2020-11-30 01:20:43,922 INFO L274 CegarLoopResult]: For program point L316(lines 316 333) no Hoare annotation was computed. [2020-11-30 01:20:43,922 INFO L270 CegarLoopResult]: At program point L382-2(lines 377 385) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L316-1(lines 1 941) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5) (and .cse6 .cse7 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5) (and .cse6 .cse7 (not .cse8) .cse0 .cse1 .cse3 .cse5))) [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L382-3(lines 377 385) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L316-2(lines 316 333) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L382-4(lines 377 385) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L316-3(lines 1 941) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L382-5(lines 377 385) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L316-4(lines 316 333) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L270 CegarLoopResult]: At program point L316-5(lines 1 941) the Hoare annotation is: false [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L219-3(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,923 INFO L274 CegarLoopResult]: For program point L219-5(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-6(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-8(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-9(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-11(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-12(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-14(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-15(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L219-17(lines 219 223) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L253(lines 253 259) no Hoare annotation was computed. [2020-11-30 01:20:43,924 INFO L270 CegarLoopResult]: At program point L253-1(lines 253 259) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5) (and .cse6 .cse7 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5) (and .cse6 .cse7 (not .cse8) .cse0 .cse1 .cse3 .cse5))) [2020-11-30 01:20:43,924 INFO L274 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L121-1(lines 121 129) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L121-2(lines 121 129) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L320(lines 320 330) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L320-2(lines 320 330) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L320-4(lines 320 330) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L321(lines 321 327) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L321-2(lines 321 327) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L321-4(lines 321 327) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L270 CegarLoopResult]: At program point L289(lines 242 290) the Hoare annotation is: false [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L91-1(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L91-2(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L91-3(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,925 INFO L274 CegarLoopResult]: For program point L91-4(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L91-5(lines 91 108) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422-1(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422-2(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422-3(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422-4(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L422-5(lines 422 428) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L270 CegarLoopResult]: At program point L59(lines 58 77) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~8 1) .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 .cse4 .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse3 .cse4 (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2))) [2020-11-30 01:20:43,926 INFO L274 CegarLoopResult]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2020-11-30 01:20:43,926 INFO L270 CegarLoopResult]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2020-11-30 01:20:43,926 INFO L270 CegarLoopResult]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2020-11-30 01:20:43,926 INFO L270 CegarLoopResult]: At program point L819-2(lines 819 833) the Hoare annotation is: false [2020-11-30 01:20:43,927 INFO L274 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-11-30 01:20:43,927 INFO L270 CegarLoopResult]: At program point L225(lines 210 228) the Hoare annotation is: false [2020-11-30 01:20:43,927 INFO L270 CegarLoopResult]: At program point L225-1(lines 210 228) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) .cse0 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse4) (and .cse5 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0) .cse4))) [2020-11-30 01:20:43,927 INFO L270 CegarLoopResult]: At program point L225-2(lines 210 228) the Hoare annotation is: false [2020-11-30 01:20:43,927 INFO L270 CegarLoopResult]: At program point L225-3(lines 210 228) the Hoare annotation is: false [2020-11-30 01:20:43,933 INFO L270 CegarLoopResult]: At program point L225-4(lines 210 228) the Hoare annotation is: false [2020-11-30 01:20:43,933 INFO L270 CegarLoopResult]: At program point L225-5(lines 210 228) the Hoare annotation is: false [2020-11-30 01:20:43,933 INFO L274 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-11-30 01:20:43,933 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:20:43,934 INFO L270 CegarLoopResult]: At program point L161(lines 154 164) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (= ULTIMATE.start_main_~tmp~8 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3))) [2020-11-30 01:20:43,934 INFO L270 CegarLoopResult]: At program point L161-1(lines 154 164) the Hoare annotation is: false [2020-11-30 01:20:43,934 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,934 INFO L270 CegarLoopResult]: At program point L161-2(lines 154 164) the Hoare annotation is: false [2020-11-30 01:20:43,934 INFO L274 CegarLoopResult]: For program point L95-1(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,935 INFO L274 CegarLoopResult]: For program point L95-2(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,935 INFO L274 CegarLoopResult]: For program point L95-3(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,936 INFO L274 CegarLoopResult]: For program point L95-4(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,937 INFO L274 CegarLoopResult]: For program point L95-5(lines 95 103) no Hoare annotation was computed. [2020-11-30 01:20:43,937 INFO L274 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2020-11-30 01:20:43,937 INFO L274 CegarLoopResult]: For program point L823-1(lines 59 65) no Hoare annotation was computed. [2020-11-30 01:20:43,937 INFO L270 CegarLoopResult]: At program point L427(lines 418 431) the Hoare annotation is: false [2020-11-30 01:20:43,937 INFO L270 CegarLoopResult]: At program point L427-1(lines 418 431) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0) .cse5))) [2020-11-30 01:20:43,937 INFO L270 CegarLoopResult]: At program point L427-2(lines 418 431) the Hoare annotation is: false [2020-11-30 01:20:43,937 INFO L270 CegarLoopResult]: At program point L427-3(lines 418 431) the Hoare annotation is: false [2020-11-30 01:20:43,938 INFO L270 CegarLoopResult]: At program point L427-4(lines 418 431) the Hoare annotation is: false [2020-11-30 01:20:43,938 INFO L270 CegarLoopResult]: At program point L427-5(lines 418 431) the Hoare annotation is: false [2020-11-30 01:20:43,938 INFO L274 CegarLoopResult]: For program point L263(lines 263 269) no Hoare annotation was computed. [2020-11-30 01:20:43,938 INFO L270 CegarLoopResult]: At program point L263-1(lines 263 269) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse4 .cse8 .cse5) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse7 .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse4 .cse8 .cse5))) [2020-11-30 01:20:43,938 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:20:43,939 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:20:43,939 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse4 (= ULTIMATE.start_main_~tmp~8 1) .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3) (and .cse4 .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2020-11-30 01:20:43,939 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2020-11-30 01:20:43,940 INFO L270 CegarLoopResult]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2020-11-30 01:20:43,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:20:43 BoogieIcfgContainer [2020-11-30 01:20:44,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:20:44,005 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:20:44,005 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:20:44,005 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:20:44,006 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:20:36" (3/4) ... [2020-11-30 01:20:44,010 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:20:44,043 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 01:20:44,044 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 01:20:44,046 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 01:20:44,047 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 01:20:44,048 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 01:20:44,049 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:20:44,050 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:20:44,079 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:20:44,080 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:20:44,080 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:20:44,081 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,082 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(pumpRunning == 0) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-30 01:20:44,085 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,085 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,089 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:20:44,094 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-30 01:20:44,094 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-30 01:20:44,099 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(tmp == 0) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-30 01:20:44,202 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f6a30c9b-dd87-4370-80c3-bcf9f4d9dbc9/bin/uautomizer/witness.graphml [2020-11-30 01:20:44,202 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:20:44,204 INFO L168 Benchmark]: Toolchain (without parser) took 10392.32 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 93.4 MB in the beginning and 106.7 MB in the end (delta: -13.3 MB). Peak memory consumption was 57.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,204 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 41.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:20:44,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.84 ms. Allocated memory is still 123.7 MB. Free memory was 93.4 MB in the beginning and 90.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.75 ms. Allocated memory is still 123.7 MB. Free memory was 90.0 MB in the beginning and 86.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,205 INFO L168 Benchmark]: Boogie Preprocessor took 88.49 ms. Allocated memory is still 123.7 MB. Free memory was 86.7 MB in the beginning and 83.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,206 INFO L168 Benchmark]: RCFGBuilder took 1548.22 ms. Allocated memory is still 123.7 MB. Free memory was 83.7 MB in the beginning and 72.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,206 INFO L168 Benchmark]: TraceAbstraction took 7814.58 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 72.9 MB in the beginning and 117.2 MB in the end (delta: -44.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,207 INFO L168 Benchmark]: Witness Printer took 197.59 ms. Allocated memory is still 195.0 MB. Free memory was 117.2 MB in the beginning and 106.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:20:44,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 41.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.84 ms. Allocated memory is still 123.7 MB. Free memory was 93.4 MB in the beginning and 90.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.75 ms. Allocated memory is still 123.7 MB. Free memory was 90.0 MB in the beginning and 86.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.49 ms. Allocated memory is still 123.7 MB. Free memory was 86.7 MB in the beginning and 83.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1548.22 ms. Allocated memory is still 123.7 MB. Free memory was 83.7 MB in the beginning and 72.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7814.58 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 72.9 MB in the beginning and 117.2 MB in the end (delta: -44.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 16.1 GB. * Witness Printer took 197.59 ms. Allocated memory is still 195.0 MB. Free memory was 117.2 MB in the beginning and 106.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((((((!(pumpRunning == 0) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: (((((((((!(tmp == 0) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 1 && tmp == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1105 SDtfs, 1555 SDslu, 1635 SDs, 0 SdLazy, 233 SolverSat, 52 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 874 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 104 NumberOfFragments, 838 HoareAnnotationTreeSize, 43 FomulaSimplifications, 184536 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 43 FomulaSimplificationsInter, 15257 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 386 ConstructedInterpolants, 0 QuantifiedInterpolants, 29693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 41/41 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...