./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product48.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_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/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 b344abba4d30d2c065bb81b7d5c104985c5373df ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 01:32:51,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:32:51,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:32:51,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:32:51,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:32:51,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:32:51,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:32:51,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:32:51,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:32:51,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:32:51,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:32:51,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:32:51,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:32:51,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:32:51,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:32:51,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:32:51,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:32:51,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:32:51,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:32:51,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:32:51,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:32:51,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:32:51,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:32:51,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:32:51,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:32:51,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:32:51,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:32:51,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:32:51,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:32:51,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:32:51,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:32:51,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:32:51,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:32:51,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:32:51,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:32:51,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:32:51,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:32:51,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:32:51,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:32:51,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:32:51,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:32:51,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:32:51,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:32:51,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:32:51,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:32:51,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:32:51,239 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:32:51,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:32:51,240 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:32:51,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:32:51,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:32:51,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:32:51,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:32:51,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:32:51,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:32:51,243 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:32:51,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:32:51,244 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:32:51,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:32:51,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:32:51,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:32:51,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:32:51,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:32:51,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:32:51,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:32:51,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:32:51,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:32:51,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:32:51,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:32:51,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:32:51,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:32:51,254 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_975d8045-ca5b-40e8-82de-d1378196b034/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b344abba4d30d2c065bb81b7d5c104985c5373df [2020-11-30 01:32:51,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:32:51,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:32:51,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:32:51,625 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:32:51,626 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:32:51,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-11-30 01:32:51,702 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/data/6ced62e21/9a1e152438204e4cb1a5fe25576e6626/FLAG507446a0f [2020-11-30 01:32:52,308 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:32:52,308 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-11-30 01:32:52,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/data/6ced62e21/9a1e152438204e4cb1a5fe25576e6626/FLAG507446a0f [2020-11-30 01:32:52,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/data/6ced62e21/9a1e152438204e4cb1a5fe25576e6626 [2020-11-30 01:32:52,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:32:52,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:32:52,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:32:52,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:32:52,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:32:52,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:32:52" (1/1) ... [2020-11-30 01:32:52,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76591712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:52, skipping insertion in model container [2020-11-30 01:32:52,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:32:52" (1/1) ... [2020-11-30 01:32:52,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:32:52,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:32:53,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:32:53,084 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:32:53,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:32:53,305 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:32:53,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53 WrapperNode [2020-11-30 01:32:53,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:32:53,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:32:53,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:32:53,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:32:53,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:32:53,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:32:53,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:32:53,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:32:53,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... [2020-11-30 01:32:53,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:32:53,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:32:53,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:32:53,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:32:53,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/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 01:32:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:32:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:32:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:32:53,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:32:55,022 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:32:55,023 INFO L298 CfgBuilder]: Removed 218 assume(true) statements. [2020-11-30 01:32:55,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:32:55 BoogieIcfgContainer [2020-11-30 01:32:55,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:32:55,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:32:55,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:32:55,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:32:55,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:32:52" (1/3) ... [2020-11-30 01:32:55,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d129cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:32:55, skipping insertion in model container [2020-11-30 01:32:55,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:32:53" (2/3) ... [2020-11-30 01:32:55,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d129cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:32:55, skipping insertion in model container [2020-11-30 01:32:55,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:32:55" (3/3) ... [2020-11-30 01:32:55,039 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2020-11-30 01:32:55,053 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:32:55,058 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 01:32:55,073 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 01:32:55,105 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:32:55,105 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:32:55,105 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:32:55,106 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:32:55,106 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:32:55,106 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:32:55,106 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:32:55,106 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:32:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-11-30 01:32:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 01:32:55,131 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:55,132 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 01:32:55,133 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:55,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:55,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1297291488, now seen corresponding path program 1 times [2020-11-30 01:32:55,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:55,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116914682] [2020-11-30 01:32:55,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:55,439 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 01:32:55,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116914682] [2020-11-30 01:32:55,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:55,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:32:55,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575257954] [2020-11-30 01:32:55,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:32:55,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:55,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:32:55,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:32:55,473 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2020-11-30 01:32:55,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:55,536 INFO L93 Difference]: Finished difference Result 276 states and 409 transitions. [2020-11-30 01:32:55,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:32:55,543 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-30 01:32:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:55,556 INFO L225 Difference]: With dead ends: 276 [2020-11-30 01:32:55,556 INFO L226 Difference]: Without dead ends: 136 [2020-11-30 01:32:55,560 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 01:32:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-11-30 01:32:55,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-11-30 01:32:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-30 01:32:55,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2020-11-30 01:32:55,608 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2020-11-30 01:32:55,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:55,609 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2020-11-30 01:32:55,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:32:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-11-30 01:32:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 01:32:55,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:55,611 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] [2020-11-30 01:32:55,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:32:55,612 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:55,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:55,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1990583620, now seen corresponding path program 1 times [2020-11-30 01:32:55,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:55,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944032853] [2020-11-30 01:32:55,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:55,742 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 01:32:55,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944032853] [2020-11-30 01:32:55,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:55,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:32:55,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455977600] [2020-11-30 01:32:55,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:32:55,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:55,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:32:55,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:32:55,746 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2020-11-30 01:32:55,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:55,793 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-11-30 01:32:55,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:32:55,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-30 01:32:55,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:55,799 INFO L225 Difference]: With dead ends: 136 [2020-11-30 01:32:55,800 INFO L226 Difference]: Without dead ends: 57 [2020-11-30 01:32:55,802 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 01:32:55,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-11-30 01:32:55,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-11-30 01:32:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-11-30 01:32:55,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-11-30 01:32:55,818 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-11-30 01:32:55,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:55,819 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-11-30 01:32:55,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:32:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-11-30 01:32:55,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 01:32:55,820 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:55,821 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 01:32:55,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:32:55,825 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:55,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:55,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1876130146, now seen corresponding path program 1 times [2020-11-30 01:32:55,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:55,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838685409] [2020-11-30 01:32:55,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:56,015 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 01:32:56,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838685409] [2020-11-30 01:32:56,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:56,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:32:56,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803342161] [2020-11-30 01:32:56,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:32:56,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:56,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:32:56,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:32:56,019 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 5 states. [2020-11-30 01:32:56,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:56,150 INFO L93 Difference]: Finished difference Result 133 states and 193 transitions. [2020-11-30 01:32:56,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:32:56,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-30 01:32:56,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:56,163 INFO L225 Difference]: With dead ends: 133 [2020-11-30 01:32:56,163 INFO L226 Difference]: Without dead ends: 83 [2020-11-30 01:32:56,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:32:56,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-11-30 01:32:56,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2020-11-30 01:32:56,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-11-30 01:32:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2020-11-30 01:32:56,177 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2020-11-30 01:32:56,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:56,183 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2020-11-30 01:32:56,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:32:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2020-11-30 01:32:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 01:32:56,186 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:56,186 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] [2020-11-30 01:32:56,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:32:56,187 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:56,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:56,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1185211644, now seen corresponding path program 1 times [2020-11-30 01:32:56,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:56,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211055701] [2020-11-30 01:32:56,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:56,298 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 01:32:56,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211055701] [2020-11-30 01:32:56,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:56,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:32:56,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909882186] [2020-11-30 01:32:56,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:32:56,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:56,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:32:56,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:32:56,302 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand 3 states. [2020-11-30 01:32:56,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:56,393 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2020-11-30 01:32:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:32:56,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-30 01:32:56,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:56,397 INFO L225 Difference]: With dead ends: 175 [2020-11-30 01:32:56,398 INFO L226 Difference]: Without dead ends: 103 [2020-11-30 01:32:56,399 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 01:32:56,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-11-30 01:32:56,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-11-30 01:32:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-30 01:32:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2020-11-30 01:32:56,421 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2020-11-30 01:32:56,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:56,422 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2020-11-30 01:32:56,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:32:56,422 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2020-11-30 01:32:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-30 01:32:56,428 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:56,428 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] [2020-11-30 01:32:56,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:32:56,429 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:56,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:56,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1849643669, now seen corresponding path program 1 times [2020-11-30 01:32:56,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:56,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151619914] [2020-11-30 01:32:56,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:56,561 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 01:32:56,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151619914] [2020-11-30 01:32:56,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:56,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:32:56,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74402135] [2020-11-30 01:32:56,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:32:56,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:56,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:32:56,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:32:56,564 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand 5 states. [2020-11-30 01:32:56,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:56,739 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2020-11-30 01:32:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:32:56,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-30 01:32:56,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:56,742 INFO L225 Difference]: With dead ends: 332 [2020-11-30 01:32:56,742 INFO L226 Difference]: Without dead ends: 238 [2020-11-30 01:32:56,743 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 01:32:56,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-11-30 01:32:56,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2020-11-30 01:32:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-11-30 01:32:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2020-11-30 01:32:56,767 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2020-11-30 01:32:56,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:56,767 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2020-11-30 01:32:56,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:32:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2020-11-30 01:32:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 01:32:56,772 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:56,772 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:32:56,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:32:56,772 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:56,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:56,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1013914346, now seen corresponding path program 1 times [2020-11-30 01:32:56,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:56,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448240280] [2020-11-30 01:32:56,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:56,892 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 01:32:56,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448240280] [2020-11-30 01:32:56,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:56,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:32:56,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608916944] [2020-11-30 01:32:56,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:32:56,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:56,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:32:56,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:32:56,894 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand 5 states. [2020-11-30 01:32:56,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:56,971 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2020-11-30 01:32:56,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:32:56,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-11-30 01:32:56,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:56,973 INFO L225 Difference]: With dead ends: 284 [2020-11-30 01:32:56,973 INFO L226 Difference]: Without dead ends: 192 [2020-11-30 01:32:56,974 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 01:32:56,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-11-30 01:32:57,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2020-11-30 01:32:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-11-30 01:32:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2020-11-30 01:32:57,002 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2020-11-30 01:32:57,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:57,008 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2020-11-30 01:32:57,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:32:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2020-11-30 01:32:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 01:32:57,009 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:57,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:32:57,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:32:57,010 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:57,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:57,011 INFO L82 PathProgramCache]: Analyzing trace with hash -2025031596, now seen corresponding path program 1 times [2020-11-30 01:32:57,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:57,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377880086] [2020-11-30 01:32:57,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:57,079 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 01:32:57,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377880086] [2020-11-30 01:32:57,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:57,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:32:57,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017974599] [2020-11-30 01:32:57,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:32:57,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:57,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:32:57,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:32:57,082 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand 4 states. [2020-11-30 01:32:57,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:57,140 INFO L93 Difference]: Finished difference Result 257 states and 348 transitions. [2020-11-30 01:32:57,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:32:57,141 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-11-30 01:32:57,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:57,142 INFO L225 Difference]: With dead ends: 257 [2020-11-30 01:32:57,142 INFO L226 Difference]: Without dead ends: 159 [2020-11-30 01:32:57,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:32:57,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-11-30 01:32:57,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 109. [2020-11-30 01:32:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-11-30 01:32:57,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2020-11-30 01:32:57,165 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2020-11-30 01:32:57,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:57,166 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2020-11-30 01:32:57,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:32:57,166 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2020-11-30 01:32:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 01:32:57,167 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:57,167 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:32:57,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:32:57,168 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:57,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:57,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1248867346, now seen corresponding path program 1 times [2020-11-30 01:32:57,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:57,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913072019] [2020-11-30 01:32:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:57,220 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 01:32:57,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913072019] [2020-11-30 01:32:57,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:57,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:32:57,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290093834] [2020-11-30 01:32:57,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:32:57,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:57,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:32:57,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:32:57,223 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand 3 states. [2020-11-30 01:32:57,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:57,274 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2020-11-30 01:32:57,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:32:57,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-11-30 01:32:57,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:57,277 INFO L225 Difference]: With dead ends: 261 [2020-11-30 01:32:57,277 INFO L226 Difference]: Without dead ends: 159 [2020-11-30 01:32:57,278 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 01:32:57,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-11-30 01:32:57,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2020-11-30 01:32:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-11-30 01:32:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2020-11-30 01:32:57,309 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 37 [2020-11-30 01:32:57,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:57,310 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2020-11-30 01:32:57,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:32:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2020-11-30 01:32:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 01:32:57,312 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:57,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:32:57,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:32:57,313 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:57,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:57,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1510301998, now seen corresponding path program 1 times [2020-11-30 01:32:57,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:57,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827940673] [2020-11-30 01:32:57,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:57,562 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 01:32:57,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827940673] [2020-11-30 01:32:57,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:32:57,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:32:57,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059115165] [2020-11-30 01:32:57,564 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 01:32:57,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:57,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 01:32:57,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:32:57,565 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand 7 states. [2020-11-30 01:32:57,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:57,974 INFO L93 Difference]: Finished difference Result 729 states and 986 transitions. [2020-11-30 01:32:57,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-30 01:32:57,975 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-11-30 01:32:57,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:57,982 INFO L225 Difference]: With dead ends: 729 [2020-11-30 01:32:57,983 INFO L226 Difference]: Without dead ends: 627 [2020-11-30 01:32:57,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-30 01:32:57,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-11-30 01:32:58,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 259. [2020-11-30 01:32:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-11-30 01:32:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 340 transitions. [2020-11-30 01:32:58,023 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 340 transitions. Word has length 38 [2020-11-30 01:32:58,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:58,024 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 340 transitions. [2020-11-30 01:32:58,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 01:32:58,024 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 340 transitions. [2020-11-30 01:32:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 01:32:58,026 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:32:58,026 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:32:58,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:32:58,027 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:32:58,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:32:58,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1070836700, now seen corresponding path program 1 times [2020-11-30 01:32:58,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:32:58,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183784168] [2020-11-30 01:32:58,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:32:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:58,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:32:58,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183784168] [2020-11-30 01:32:58,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242161219] [2020-11-30 01:32:58,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:32:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:32:58,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:32:58,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:32:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:32:58,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:32:58,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-30 01:32:58,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382478189] [2020-11-30 01:32:58,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 01:32:58,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:32:58,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 01:32:58,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:32:58,564 INFO L87 Difference]: Start difference. First operand 259 states and 340 transitions. Second operand 10 states. [2020-11-30 01:32:59,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:32:59,113 INFO L93 Difference]: Finished difference Result 591 states and 787 transitions. [2020-11-30 01:32:59,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:32:59,114 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2020-11-30 01:32:59,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:32:59,116 INFO L225 Difference]: With dead ends: 591 [2020-11-30 01:32:59,116 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:32:59,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-11-30 01:32:59,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:32:59,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:32:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:32:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:32:59,118 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-11-30 01:32:59,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:32:59,119 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:32:59,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 01:32:59,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:32:59,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:32:59,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-30 01:32:59,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:32:59,493 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2020-11-30 01:32:59,683 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 88 [2020-11-30 01:33:00,776 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-11-30 01:33:01,255 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 28 [2020-11-30 01:33:01,797 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 32 [2020-11-30 01:33:01,946 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2020-11-30 01:33:02,069 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2020-11-30 01:33:02,564 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2020-11-30 01:33:02,890 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2020-11-30 01:33:03,028 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-11-30 01:33:03,180 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-11-30 01:33:03,572 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-11-30 01:33:03,890 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2020-11-30 01:33:04,079 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-11-30 01:33:04,368 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2020-11-30 01:33:04,378 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,379 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,379 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,379 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,379 INFO L270 CegarLoopResult]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2020-11-30 01:33:04,379 INFO L274 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-11-30 01:33:04,379 INFO L270 CegarLoopResult]: At program point L631(lines 624 634) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,379 INFO L274 CegarLoopResult]: For program point L730-3(lines 730 734) no Hoare annotation was computed. [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-2(lines 624 634) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-3(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,380 INFO L274 CegarLoopResult]: For program point L730-6(lines 730 734) no Hoare annotation was computed. [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-4(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-5(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-6(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,380 INFO L270 CegarLoopResult]: At program point L631-7(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,381 INFO L270 CegarLoopResult]: At program point L631-8(lines 624 634) the Hoare annotation is: false [2020-11-30 01:33:04,381 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-11-30 01:33:04,381 INFO L274 CegarLoopResult]: For program point L434(lines 433 482) no Hoare annotation was computed. [2020-11-30 01:33:04,381 INFO L274 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-11-30 01:33:04,381 INFO L270 CegarLoopResult]: At program point L799(lines 794 802) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse7 .cse3 .cse4)))) [2020-11-30 01:33:04,381 INFO L270 CegarLoopResult]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2020-11-30 01:33:04,381 INFO L270 CegarLoopResult]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2020-11-30 01:33:04,382 INFO L270 CegarLoopResult]: At program point L998(lines 993 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,382 INFO L274 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-11-30 01:33:04,382 INFO L274 CegarLoopResult]: For program point L833-1(lines 833 837) no Hoare annotation was computed. [2020-11-30 01:33:04,382 INFO L270 CegarLoopResult]: At program point L767(lines 762 770) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,382 INFO L270 CegarLoopResult]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,382 INFO L270 CegarLoopResult]: At program point L767-2(lines 762 770) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-6(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-7(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L270 CegarLoopResult]: At program point L767-8(lines 762 770) the Hoare annotation is: false [2020-11-30 01:33:04,383 INFO L274 CegarLoopResult]: For program point L570(lines 570 587) no Hoare annotation was computed. [2020-11-30 01:33:04,383 INFO L274 CegarLoopResult]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2020-11-30 01:33:04,384 INFO L274 CegarLoopResult]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2020-11-30 01:33:04,384 INFO L274 CegarLoopResult]: For program point L471(lines 471 477) no Hoare annotation was computed. [2020-11-30 01:33:04,384 INFO L270 CegarLoopResult]: At program point L471-1(lines 1 1001) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse6 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse6 .cse2 .cse3)))) [2020-11-30 01:33:04,384 INFO L274 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2020-11-30 01:33:04,384 INFO L270 CegarLoopResult]: At program point L703-1(lines 703 709) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,384 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L270 CegarLoopResult]: At program point L935(lines 512 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-11-30 01:33:04,385 INFO L270 CegarLoopResult]: At program point L935-1(lines 512 518) the Hoare annotation is: false [2020-11-30 01:33:04,385 INFO L270 CegarLoopResult]: At program point L935-2(lines 512 518) the Hoare annotation is: false [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606-4(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606-6(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606-8(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L274 CegarLoopResult]: For program point L606-10(lines 606 612) no Hoare annotation was computed. [2020-11-30 01:33:04,385 INFO L270 CegarLoopResult]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse0 .cse7 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse0 .cse1 .cse7 .cse2 .cse3)))) [2020-11-30 01:33:04,386 INFO L270 CegarLoopResult]: At program point L640-1(lines 635 643) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-11-30 01:33:04,386 INFO L274 CegarLoopResult]: For program point L574(lines 574 582) no Hoare annotation was computed. [2020-11-30 01:33:04,386 INFO L270 CegarLoopResult]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2020-11-30 01:33:04,386 INFO L274 CegarLoopResult]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2020-11-30 01:33:04,386 INFO L270 CegarLoopResult]: At program point L640-3(lines 635 643) the Hoare annotation is: false [2020-11-30 01:33:04,386 INFO L270 CegarLoopResult]: At program point L640-4(lines 635 643) the Hoare annotation is: false [2020-11-30 01:33:04,386 INFO L274 CegarLoopResult]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L270 CegarLoopResult]: At program point L640-5(lines 635 643) the Hoare annotation is: false [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L277 CegarLoopResult]: At program point L905-1(lines 905 912) the Hoare annotation is: true [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L270 CegarLoopResult]: At program point L443-1(lines 443 449) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807-1(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807-3(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,387 INFO L274 CegarLoopResult]: For program point L807-5(lines 807 813) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L742(lines 742 746) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544-2(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544-3(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544-4(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L544-5(lines 544 561) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L274 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-11-30 01:33:04,388 INFO L270 CegarLoopResult]: At program point L512(lines 508 530) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4))) [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L877(lines 873 879) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L812(lines 803 816) the Hoare annotation is: false [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L812-1(lines 803 816) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-11-30 01:33:04,389 INFO L270 CegarLoopResult]: At program point L812-2(lines 803 816) the Hoare annotation is: false [2020-11-30 01:33:04,390 INFO L270 CegarLoopResult]: At program point L812-3(lines 803 816) the Hoare annotation is: false [2020-11-30 01:33:04,390 INFO L270 CegarLoopResult]: At program point L812-4(lines 803 816) the Hoare annotation is: false [2020-11-30 01:33:04,390 INFO L270 CegarLoopResult]: At program point L812-5(lines 803 816) the Hoare annotation is: false [2020-11-30 01:33:04,390 INFO L274 CegarLoopResult]: For program point L548(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,390 INFO L274 CegarLoopResult]: For program point L548-1(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L274 CegarLoopResult]: For program point L548-2(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L274 CegarLoopResult]: For program point L548-3(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L274 CegarLoopResult]: For program point L548-4(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L274 CegarLoopResult]: For program point L548-5(lines 548 556) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:33:04,391 INFO L270 CegarLoopResult]: At program point L483(lines 432 484) the Hoare annotation is: false [2020-11-30 01:33:04,392 INFO L274 CegarLoopResult]: For program point L946(lines 946 963) no Hoare annotation was computed. [2020-11-30 01:33:04,392 INFO L270 CegarLoopResult]: At program point L946-1(lines 1 1001) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse1 .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse7 .cse3 .cse4)))) [2020-11-30 01:33:04,392 INFO L274 CegarLoopResult]: For program point L946-2(lines 946 963) no Hoare annotation was computed. [2020-11-30 01:33:04,392 INFO L270 CegarLoopResult]: At program point L946-3(lines 1 1001) the Hoare annotation is: false [2020-11-30 01:33:04,393 INFO L274 CegarLoopResult]: For program point L946-4(lines 946 963) no Hoare annotation was computed. [2020-11-30 01:33:04,393 INFO L270 CegarLoopResult]: At program point L946-5(lines 1 1001) the Hoare annotation is: false [2020-11-30 01:33:04,393 INFO L277 CegarLoopResult]: At program point L914(lines 895 917) the Hoare annotation is: true [2020-11-30 01:33:04,393 INFO L270 CegarLoopResult]: At program point L519(lines 519 525) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-11-30 01:33:04,393 INFO L270 CegarLoopResult]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L270 CegarLoopResult]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2020-11-30 01:33:04,394 INFO L270 CegarLoopResult]: At program point L453-1(lines 453 459) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L950(lines 950 960) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L951(lines 951 957) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2020-11-30 01:33:04,394 INFO L274 CegarLoopResult]: For program point L754(lines 754 758) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,395 INFO L274 CegarLoopResult]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L274 CegarLoopResult]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L274 CegarLoopResult]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L274 CegarLoopResult]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L274 CegarLoopResult]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:33:04,396 INFO L270 CegarLoopResult]: At program point L990(lines 1 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-11-30 01:33:04,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:33:04,397 INFO L270 CegarLoopResult]: At program point L925(lines 920 927) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:33:04,397 INFO L274 CegarLoopResult]: For program point L463(lines 463 478) no Hoare annotation was computed. [2020-11-30 01:33:04,397 INFO L270 CegarLoopResult]: At program point L695(lines 680 698) the Hoare annotation is: false [2020-11-30 01:33:04,398 INFO L270 CegarLoopResult]: At program point L695-1(lines 680 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4))) [2020-11-30 01:33:04,398 INFO L270 CegarLoopResult]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2020-11-30 01:33:04,398 INFO L270 CegarLoopResult]: At program point L695-3(lines 680 698) the Hoare annotation is: false [2020-11-30 01:33:04,398 INFO L270 CegarLoopResult]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2020-11-30 01:33:04,398 INFO L270 CegarLoopResult]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2020-11-30 01:33:04,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:33:04 BoogieIcfgContainer [2020-11-30 01:33:04,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:33:04,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:33:04,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:33:04,442 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:33:04,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:32:55" (3/4) ... [2020-11-30 01:33:04,446 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:33:04,478 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 01:33:04,486 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 01:33:04,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 01:33:04,489 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 01:33:04,491 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 01:33:04,493 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:33:04,494 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:33:04,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-30 01:33:04,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-30 01:33:04,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-30 01:33:04,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:33:04,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:33:04,529 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:33:04,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) [2020-11-30 01:33:04,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:33:04,534 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:33:04,535 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:33:04,637 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_975d8045-ca5b-40e8-82de-d1378196b034/bin/uautomizer/witness.graphml [2020-11-30 01:33:04,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:33:04,639 INFO L168 Benchmark]: Toolchain (without parser) took 12002.99 ms. Allocated memory was 104.9 MB in the beginning and 165.7 MB in the end (delta: 60.8 MB). Free memory was 78.9 MB in the beginning and 92.0 MB in the end (delta: -13.1 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,639 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:33:04,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.03 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 78.7 MB in the beginning and 100.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.52 ms. Allocated memory is still 134.2 MB. Free memory was 100.1 MB in the beginning and 95.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,641 INFO L168 Benchmark]: Boogie Preprocessor took 60.51 ms. Allocated memory is still 134.2 MB. Free memory was 95.8 MB in the beginning and 93.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,641 INFO L168 Benchmark]: RCFGBuilder took 1553.27 ms. Allocated memory is still 134.2 MB. Free memory was 92.7 MB in the beginning and 91.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,642 INFO L168 Benchmark]: TraceAbstraction took 9411.49 ms. Allocated memory was 134.2 MB in the beginning and 165.7 MB in the end (delta: 31.5 MB). Free memory was 90.6 MB in the beginning and 104.6 MB in the end (delta: -14.0 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,642 INFO L168 Benchmark]: Witness Printer took 196.37 ms. Allocated memory is still 165.7 MB. Free memory was 104.6 MB in the beginning and 92.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:33:04,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 669.03 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 78.7 MB in the beginning and 100.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.52 ms. Allocated memory is still 134.2 MB. Free memory was 100.1 MB in the beginning and 95.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.51 ms. Allocated memory is still 134.2 MB. Free memory was 95.8 MB in the beginning and 93.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1553.27 ms. Allocated memory is still 134.2 MB. Free memory was 92.7 MB in the beginning and 91.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9411.49 ms. Allocated memory was 134.2 MB in the beginning and 165.7 MB in the end (delta: 31.5 MB). Free memory was 90.6 MB in the beginning and 104.6 MB in the end (delta: -14.0 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. * Witness Printer took 196.37 ms. Allocated memory is still 165.7 MB. Free memory was 104.6 MB in the beginning and 92.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 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: 453]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 143 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.2s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1172 SDtfs, 1687 SDslu, 1602 SDs, 0 SdLazy, 272 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 650 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1145 HoareAnnotationTreeSize, 63 FomulaSimplifications, 77808 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20722 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 31824 SizeOfPredicates, 4 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...