./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 5a303cc650f696ad71f04e0b60c5ac6485d0c198 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:05:47,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:05:47,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:05:47,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:05:47,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:05:47,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:05:47,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:05:47,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:05:47,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:05:47,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:05:47,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:05:47,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:05:47,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:05:47,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:05:47,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:05:47,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:05:47,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:05:47,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:05:47,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:05:47,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:05:47,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:05:47,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:05:47,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:05:47,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:05:47,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:05:47,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:05:47,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:05:47,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:05:47,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:05:47,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:05:47,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:05:47,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:05:47,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:05:47,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:05:47,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:05:47,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:05:47,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:05:47,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:05:47,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:05:47,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:05:47,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:05:47,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:05:47,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:05:47,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:05:47,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:05:47,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:05:47,271 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:05:47,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:05:47,271 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:05:47,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:05:47,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:05:47,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:05:47,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:05:47,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:05:47,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:05:47,273 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:05:47,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:05:47,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:05:47,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:05:47,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:05:47,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:05:47,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:05:47,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:05:47,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:05:47,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:05:47,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:05:47,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:05:47,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:05:47,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:05:47,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:05:47,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:05:47,278 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a303cc650f696ad71f04e0b60c5ac6485d0c198 [2020-10-25 23:05:47,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:05:47,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:05:47,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:05:47,705 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:05:47,706 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:05:47,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-10-25 23:05:47,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee12ab8d1/41f6c9dbba7b497787624be20325f662/FLAG39dbe8d4c [2020-10-25 23:05:48,458 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:05:48,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-10-25 23:05:48,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee12ab8d1/41f6c9dbba7b497787624be20325f662/FLAG39dbe8d4c [2020-10-25 23:05:48,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee12ab8d1/41f6c9dbba7b497787624be20325f662 [2020-10-25 23:05:48,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:05:48,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:05:48,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:05:48,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:05:48,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:05:48,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:05:48" (1/1) ... [2020-10-25 23:05:48,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3138c045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:48, skipping insertion in model container [2020-10-25 23:05:48,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:05:48" (1/1) ... [2020-10-25 23:05:48,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:05:48,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:05:49,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:05:49,154 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:05:49,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:05:49,349 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:05:49,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49 WrapperNode [2020-10-25 23:05:49,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:05:49,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:05:49,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:05:49,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:05:49,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:05:49,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:05:49,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:05:49,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:05:49,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... [2020-10-25 23:05:49,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:05:49,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:05:49,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:05:49,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:05:49,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 23:05:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:05:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:05:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:05:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:05:50,829 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:05:50,830 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-10-25 23:05:50,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:05:50 BoogieIcfgContainer [2020-10-25 23:05:50,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:05:50,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:05:50,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:05:50,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:05:50,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:05:48" (1/3) ... [2020-10-25 23:05:50,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef96d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:05:50, skipping insertion in model container [2020-10-25 23:05:50,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:05:49" (2/3) ... [2020-10-25 23:05:50,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef96d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:05:50, skipping insertion in model container [2020-10-25 23:05:50,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:05:50" (3/3) ... [2020-10-25 23:05:50,842 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-10-25 23:05:50,855 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:05:50,861 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:05:50,875 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:05:50,905 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:05:50,906 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:05:50,906 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:05:50,906 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:05:50,906 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:05:50,907 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:05:50,907 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:05:50,907 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:05:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-25 23:05:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-25 23:05:50,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:50,937 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:50,938 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:50,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:50,945 INFO L82 PathProgramCache]: Analyzing trace with hash 438337188, now seen corresponding path program 1 times [2020-10-25 23:05:50,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:50,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104380135] [2020-10-25 23:05:50,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:51,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104380135] [2020-10-25 23:05:51,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:51,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:05:51,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318351821] [2020-10-25 23:05:51,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:05:51,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:51,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:05:51,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:05:51,270 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-25 23:05:51,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:51,316 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-10-25 23:05:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:05:51,318 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-25 23:05:51,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:51,332 INFO L225 Difference]: With dead ends: 386 [2020-10-25 23:05:51,332 INFO L226 Difference]: Without dead ends: 191 [2020-10-25 23:05:51,337 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 [2020-10-25 23:05:51,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-25 23:05:51,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-10-25 23:05:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-25 23:05:51,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-10-25 23:05:51,403 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-10-25 23:05:51,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:51,404 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-10-25 23:05:51,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:05:51,404 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-10-25 23:05:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-25 23:05:51,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:51,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:51,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:05:51,409 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:51,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:51,410 INFO L82 PathProgramCache]: Analyzing trace with hash 219501219, now seen corresponding path program 1 times [2020-10-25 23:05:51,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:51,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687355890] [2020-10-25 23:05:51,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:51,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687355890] [2020-10-25 23:05:51,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:51,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:05:51,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609701385] [2020-10-25 23:05:51,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:05:51,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:51,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:05:51,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:05:51,567 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-10-25 23:05:51,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:51,585 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-10-25 23:05:51,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:05:51,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-25 23:05:51,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:51,588 INFO L225 Difference]: With dead ends: 191 [2020-10-25 23:05:51,588 INFO L226 Difference]: Without dead ends: 75 [2020-10-25 23:05:51,589 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 [2020-10-25 23:05:51,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-25 23:05:51,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-25 23:05:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-25 23:05:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-10-25 23:05:51,601 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-10-25 23:05:51,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:51,602 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-10-25 23:05:51,602 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:05:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-10-25 23:05:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-25 23:05:51,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:51,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:51,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:05:51,605 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:51,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:51,606 INFO L82 PathProgramCache]: Analyzing trace with hash 359640127, now seen corresponding path program 1 times [2020-10-25 23:05:51,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:51,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095668405] [2020-10-25 23:05:51,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:51,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095668405] [2020-10-25 23:05:51,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:51,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:05:51,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599171130] [2020-10-25 23:05:51,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:05:51,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:51,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:05:51,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:05:51,821 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 6 states. [2020-10-25 23:05:52,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:52,071 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2020-10-25 23:05:52,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:05:52,072 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-25 23:05:52,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:52,074 INFO L225 Difference]: With dead ends: 235 [2020-10-25 23:05:52,074 INFO L226 Difference]: Without dead ends: 167 [2020-10-25 23:05:52,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:05:52,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-25 23:05:52,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 95. [2020-10-25 23:05:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-25 23:05:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-10-25 23:05:52,091 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-10-25 23:05:52,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:52,091 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-10-25 23:05:52,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:05:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-10-25 23:05:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-25 23:05:52,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:52,096 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] [2020-10-25 23:05:52,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:05:52,098 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:52,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:52,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1777034885, now seen corresponding path program 1 times [2020-10-25 23:05:52,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:52,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977569502] [2020-10-25 23:05:52,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:52,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977569502] [2020-10-25 23:05:52,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:52,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:05:52,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383706413] [2020-10-25 23:05:52,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:05:52,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:52,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:05:52,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:05:52,189 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-10-25 23:05:52,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:52,240 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-10-25 23:05:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:05:52,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-25 23:05:52,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:52,242 INFO L225 Difference]: With dead ends: 193 [2020-10-25 23:05:52,242 INFO L226 Difference]: Without dead ends: 105 [2020-10-25 23:05:52,244 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 [2020-10-25 23:05:52,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-25 23:05:52,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-10-25 23:05:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-25 23:05:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-10-25 23:05:52,256 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-10-25 23:05:52,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:52,257 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-10-25 23:05:52,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:05:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-10-25 23:05:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-25 23:05:52,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:52,258 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] [2020-10-25 23:05:52,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:05:52,259 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:52,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:52,260 INFO L82 PathProgramCache]: Analyzing trace with hash 681148104, now seen corresponding path program 1 times [2020-10-25 23:05:52,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:52,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268429901] [2020-10-25 23:05:52,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:52,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268429901] [2020-10-25 23:05:52,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:52,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:05:52,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621107516] [2020-10-25 23:05:52,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:05:52,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:52,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:05:52,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:05:52,367 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-10-25 23:05:52,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:52,479 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-10-25 23:05:52,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:05:52,480 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-10-25 23:05:52,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:52,483 INFO L225 Difference]: With dead ends: 492 [2020-10-25 23:05:52,483 INFO L226 Difference]: Without dead ends: 396 [2020-10-25 23:05:52,485 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 [2020-10-25 23:05:52,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-10-25 23:05:52,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-10-25 23:05:52,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-25 23:05:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-10-25 23:05:52,519 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-10-25 23:05:52,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:52,520 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-10-25 23:05:52,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:05:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-10-25 23:05:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-25 23:05:52,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:52,521 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] [2020-10-25 23:05:52,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:05:52,522 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:52,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:52,522 INFO L82 PathProgramCache]: Analyzing trace with hash -752997056, now seen corresponding path program 1 times [2020-10-25 23:05:52,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:52,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008585626] [2020-10-25 23:05:52,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:52,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008585626] [2020-10-25 23:05:52,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:52,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:05:52,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980831533] [2020-10-25 23:05:52,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:05:52,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:52,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:05:52,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:05:52,608 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-10-25 23:05:52,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:52,772 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-10-25 23:05:52,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:05:52,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-25 23:05:52,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:52,776 INFO L225 Difference]: With dead ends: 703 [2020-10-25 23:05:52,776 INFO L226 Difference]: Without dead ends: 522 [2020-10-25 23:05:52,777 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 [2020-10-25 23:05:52,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-25 23:05:52,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-10-25 23:05:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-25 23:05:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-10-25 23:05:52,797 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-10-25 23:05:52,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:52,798 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-10-25 23:05:52,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:05:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-10-25 23:05:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:05:52,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:52,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:52,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:05:52,801 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:52,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:52,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1409801979, now seen corresponding path program 1 times [2020-10-25 23:05:52,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:52,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734106608] [2020-10-25 23:05:52,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:52,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734106608] [2020-10-25 23:05:52,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:52,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:05:52,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651393750] [2020-10-25 23:05:52,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:05:52,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:52,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:05:52,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:05:52,877 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-10-25 23:05:52,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:52,980 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-10-25 23:05:52,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:05:52,981 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-25 23:05:52,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:52,983 INFO L225 Difference]: With dead ends: 537 [2020-10-25 23:05:52,983 INFO L226 Difference]: Without dead ends: 358 [2020-10-25 23:05:52,984 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 [2020-10-25 23:05:52,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-10-25 23:05:53,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-10-25 23:05:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-25 23:05:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-10-25 23:05:53,009 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-10-25 23:05:53,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:53,010 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-10-25 23:05:53,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:05:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-10-25 23:05:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:05:53,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:53,014 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:53,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:05:53,015 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:53,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:53,015 INFO L82 PathProgramCache]: Analyzing trace with hash 2110866557, now seen corresponding path program 1 times [2020-10-25 23:05:53,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:53,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537947294] [2020-10-25 23:05:53,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:53,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537947294] [2020-10-25 23:05:53,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:53,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:05:53,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334540177] [2020-10-25 23:05:53,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:05:53,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:53,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:05:53,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:05:53,126 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-10-25 23:05:53,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:53,268 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-10-25 23:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:05:53,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-25 23:05:53,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:53,271 INFO L225 Difference]: With dead ends: 587 [2020-10-25 23:05:53,271 INFO L226 Difference]: Without dead ends: 390 [2020-10-25 23:05:53,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-25 23:05:53,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-10-25 23:05:53,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-10-25 23:05:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-25 23:05:53,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-10-25 23:05:53,307 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-10-25 23:05:53,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:53,308 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-10-25 23:05:53,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:05:53,308 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-10-25 23:05:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-25 23:05:53,313 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:53,313 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:53,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:05:53,314 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:53,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:53,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1524060543, now seen corresponding path program 1 times [2020-10-25 23:05:53,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:53,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267537525] [2020-10-25 23:05:53,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:53,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:53,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267537525] [2020-10-25 23:05:53,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:53,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:05:53,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138609820] [2020-10-25 23:05:53,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:05:53,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:53,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:05:53,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:05:53,382 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-10-25 23:05:53,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:53,434 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-10-25 23:05:53,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:05:53,435 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-25 23:05:53,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:53,437 INFO L225 Difference]: With dead ends: 515 [2020-10-25 23:05:53,437 INFO L226 Difference]: Without dead ends: 306 [2020-10-25 23:05:53,438 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 [2020-10-25 23:05:53,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-25 23:05:53,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-25 23:05:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-25 23:05:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-10-25 23:05:53,477 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-10-25 23:05:53,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:53,478 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-10-25 23:05:53,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:05:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-10-25 23:05:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:05:53,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:53,480 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] [2020-10-25 23:05:53,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:05:53,481 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:53,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:53,481 INFO L82 PathProgramCache]: Analyzing trace with hash 128114367, now seen corresponding path program 1 times [2020-10-25 23:05:53,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:53,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106980334] [2020-10-25 23:05:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:53,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:53,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106980334] [2020-10-25 23:05:53,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:53,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:05:53,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683993004] [2020-10-25 23:05:53,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:05:53,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:53,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:05:53,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:05:53,564 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-10-25 23:05:53,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:53,630 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-10-25 23:05:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:05:53,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-25 23:05:53,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:53,633 INFO L225 Difference]: With dead ends: 459 [2020-10-25 23:05:53,634 INFO L226 Difference]: Without dead ends: 457 [2020-10-25 23:05:53,634 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 [2020-10-25 23:05:53,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-10-25 23:05:53,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-10-25 23:05:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-10-25 23:05:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-10-25 23:05:53,676 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-10-25 23:05:53,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:53,676 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-10-25 23:05:53,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:05:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-10-25 23:05:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-25 23:05:53,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:53,677 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:53,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:05:53,678 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:53,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:53,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1849168671, now seen corresponding path program 1 times [2020-10-25 23:05:53,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:53,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424547381] [2020-10-25 23:05:53,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:05:53,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424547381] [2020-10-25 23:05:53,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:53,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:05:53,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252630181] [2020-10-25 23:05:53,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:05:53,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:53,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:05:53,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:05:53,770 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-10-25 23:05:53,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:53,939 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-10-25 23:05:53,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:05:53,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-25 23:05:53,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:53,943 INFO L225 Difference]: With dead ends: 571 [2020-10-25 23:05:53,943 INFO L226 Difference]: Without dead ends: 304 [2020-10-25 23:05:53,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:05:53,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-25 23:05:53,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-10-25 23:05:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-10-25 23:05:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-10-25 23:05:53,979 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-10-25 23:05:53,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:53,981 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-10-25 23:05:53,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:05:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-10-25 23:05:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-25 23:05:53,983 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:53,983 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:05:53,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:05:53,983 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:53,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:53,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1765557353, now seen corresponding path program 1 times [2020-10-25 23:05:53,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:53,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402774608] [2020-10-25 23:05:53,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-25 23:05:54,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402774608] [2020-10-25 23:05:54,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:54,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:05:54,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355202477] [2020-10-25 23:05:54,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:05:54,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:54,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:05:54,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:05:54,097 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-10-25 23:05:54,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:54,215 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-10-25 23:05:54,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:05:54,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-10-25 23:05:54,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:54,217 INFO L225 Difference]: With dead ends: 600 [2020-10-25 23:05:54,217 INFO L226 Difference]: Without dead ends: 213 [2020-10-25 23:05:54,218 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 [2020-10-25 23:05:54,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-10-25 23:05:54,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-10-25 23:05:54,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-25 23:05:54,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 267 transitions. [2020-10-25 23:05:54,253 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 267 transitions. Word has length 63 [2020-10-25 23:05:54,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:54,253 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 267 transitions. [2020-10-25 23:05:54,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:05:54,254 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 267 transitions. [2020-10-25 23:05:54,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-25 23:05:54,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:05:54,255 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, 1, 1, 1, 1] [2020-10-25 23:05:54,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 23:05:54,255 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:05:54,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:05:54,256 INFO L82 PathProgramCache]: Analyzing trace with hash 776520708, now seen corresponding path program 1 times [2020-10-25 23:05:54,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:05:54,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656357465] [2020-10-25 23:05:54,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:05:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:05:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-25 23:05:54,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656357465] [2020-10-25 23:05:54,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:05:54,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:05:54,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969944256] [2020-10-25 23:05:54,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:05:54,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:05:54,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:05:54,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:05:54,343 INFO L87 Difference]: Start difference. First operand 213 states and 267 transitions. Second operand 6 states. [2020-10-25 23:05:54,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:05:54,589 INFO L93 Difference]: Finished difference Result 678 states and 848 transitions. [2020-10-25 23:05:54,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:05:54,590 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-25 23:05:54,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:05:54,591 INFO L225 Difference]: With dead ends: 678 [2020-10-25 23:05:54,591 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:05:54,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-25 23:05:54,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:05:54,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:05:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:05:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:05:54,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-25 23:05:54,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:05:54,594 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:05:54,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:05:54,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:05:54,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:05:54,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 23:05:54,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:05:54,803 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-10-25 23:05:54,937 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-10-25 23:05:55,091 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2020-10-25 23:05:55,445 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 130 [2020-10-25 23:05:55,659 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 130 [2020-10-25 23:05:55,870 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 142 [2020-10-25 23:05:56,131 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-10-25 23:05:56,342 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 151 [2020-10-25 23:05:56,960 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-10-25 23:05:57,555 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2020-10-25 23:05:57,717 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2020-10-25 23:05:58,042 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-10-25 23:05:58,297 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 29 [2020-10-25 23:05:58,529 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2020-10-25 23:05:59,183 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 32 [2020-10-25 23:05:59,807 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2020-10-25 23:06:00,560 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 30 [2020-10-25 23:06:00,674 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 12 [2020-10-25 23:06:01,249 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-10-25 23:06:01,439 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-10-25 23:06:02,232 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 30 [2020-10-25 23:06:02,240 INFO L274 CegarLoopResult]: For program point L993(lines 993 1000) no Hoare annotation was computed. [2020-10-25 23:06:02,241 INFO L277 CegarLoopResult]: At program point L993-1(lines 993 1000) the Hoare annotation is: true [2020-10-25 23:06:02,241 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,241 INFO L270 CegarLoopResult]: At program point L465(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,241 INFO L270 CegarLoopResult]: At program point L465-1(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,241 INFO L270 CegarLoopResult]: At program point L465-2(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-3(lines 450 468) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-4(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-5(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-6(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L274 CegarLoopResult]: For program point L234(lines 234 247) no Hoare annotation was computed. [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-7(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-8(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-9(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,242 INFO L270 CegarLoopResult]: At program point L465-10(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,243 INFO L270 CegarLoopResult]: At program point L465-11(lines 450 468) the Hoare annotation is: false [2020-10-25 23:06:02,243 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,243 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,243 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,244 INFO L270 CegarLoopResult]: At program point L401(lines 394 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4))) [2020-10-25 23:06:02,244 INFO L270 CegarLoopResult]: At program point L401-1(lines 394 404) the Hoare annotation is: false [2020-10-25 23:06:02,245 INFO L274 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,245 INFO L270 CegarLoopResult]: At program point L401-2(lines 394 404) the Hoare annotation is: false [2020-10-25 23:06:02,245 INFO L274 CegarLoopResult]: For program point L335-1(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,245 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,245 INFO L274 CegarLoopResult]: For program point L335-3(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,245 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L335-5(lines 335 343) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L171-1(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L171-2(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L171-3(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,246 INFO L274 CegarLoopResult]: For program point L171-4(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-5(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-6(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-7(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-8(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-9(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,247 INFO L274 CegarLoopResult]: For program point L171-10(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L171-11(lines 171 177) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L205(lines 204 251) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L305(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L305-1(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,248 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-3(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-4(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-5(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-6(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-7(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,249 INFO L274 CegarLoopResult]: For program point L305-8(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,250 INFO L274 CegarLoopResult]: For program point L305-9(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,250 INFO L274 CegarLoopResult]: For program point L305-10(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,250 INFO L274 CegarLoopResult]: For program point L305-11(lines 305 322) no Hoare annotation was computed. [2020-10-25 23:06:02,251 INFO L270 CegarLoopResult]: At program point L273(lines 272 291) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse1 (not .cse5) .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse5 .cse3 .cse4)))) [2020-10-25 23:06:02,251 INFO L274 CegarLoopResult]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-10-25 23:06:02,251 INFO L274 CegarLoopResult]: For program point L273-1(lines 273 279) no Hoare annotation was computed. [2020-10-25 23:06:02,251 INFO L270 CegarLoopResult]: At program point L240-1(lines 273 279) the Hoare annotation is: (let ((.cse8 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (not .cse9)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not .cse8)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse9 .cse3 .cse4)))) [2020-10-25 23:06:02,252 INFO L270 CegarLoopResult]: At program point L273-2(lines 272 291) the Hoare annotation is: false [2020-10-25 23:06:02,252 INFO L270 CegarLoopResult]: At program point L273-3(lines 272 291) the Hoare annotation is: false [2020-10-25 23:06:02,252 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-25 23:06:02,252 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,252 INFO L270 CegarLoopResult]: At program point L176(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,253 INFO L270 CegarLoopResult]: At program point L176-1(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,253 INFO L270 CegarLoopResult]: At program point L176-2(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,253 INFO L270 CegarLoopResult]: At program point L176-3(lines 167 180) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-25 23:06:02,253 INFO L270 CegarLoopResult]: At program point L176-4(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,253 INFO L270 CegarLoopResult]: At program point L176-5(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,254 INFO L270 CegarLoopResult]: At program point L176-6(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,254 INFO L277 CegarLoopResult]: At program point L1002(lines 983 1005) the Hoare annotation is: true [2020-10-25 23:06:02,254 INFO L270 CegarLoopResult]: At program point L969(lines 965 971) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-25 23:06:02,254 INFO L270 CegarLoopResult]: At program point L176-7(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,254 INFO L270 CegarLoopResult]: At program point L176-8(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,254 INFO L270 CegarLoopResult]: At program point L176-9(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,255 INFO L270 CegarLoopResult]: At program point L176-10(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,255 INFO L270 CegarLoopResult]: At program point L176-11(lines 167 180) the Hoare annotation is: false [2020-10-25 23:06:02,255 INFO L274 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,255 INFO L274 CegarLoopResult]: For program point L309-1(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,255 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,255 INFO L274 CegarLoopResult]: For program point L309-3(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-4(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-5(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-6(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-7(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-8(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,256 INFO L274 CegarLoopResult]: For program point L309-9(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,257 INFO L274 CegarLoopResult]: For program point L309-10(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,257 INFO L274 CegarLoopResult]: For program point L309-11(lines 309 317) no Hoare annotation was computed. [2020-10-25 23:06:02,257 INFO L270 CegarLoopResult]: At program point L410(lines 405 413) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (not .cse1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse3) .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0))))) [2020-10-25 23:06:02,257 INFO L270 CegarLoopResult]: At program point L410-1(lines 405 413) the Hoare annotation is: false [2020-10-25 23:06:02,257 INFO L270 CegarLoopResult]: At program point L410-2(lines 405 413) the Hoare annotation is: false [2020-10-25 23:06:02,258 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,258 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,258 INFO L274 CegarLoopResult]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,258 INFO L274 CegarLoopResult]: For program point L478-5(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,258 INFO L270 CegarLoopResult]: At program point L280(lines 280 286) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse5 .cse2 .cse3)))) [2020-10-25 23:06:02,259 INFO L274 CegarLoopResult]: For program point L478-6(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,259 INFO L270 CegarLoopResult]: At program point L280-1(lines 280 286) the Hoare annotation is: false [2020-10-25 23:06:02,259 INFO L274 CegarLoopResult]: For program point L214(lines 214 220) no Hoare annotation was computed. [2020-10-25 23:06:02,259 INFO L274 CegarLoopResult]: For program point L478-8(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,259 INFO L270 CegarLoopResult]: At program point L280-2(lines 280 286) the Hoare annotation is: false [2020-10-25 23:06:02,260 INFO L270 CegarLoopResult]: At program point L214-1(lines 214 220) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-9(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-11(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-12(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-14(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-15(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L478-17(lines 478 482) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L270 CegarLoopResult]: At program point L877(lines 872 879) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:06:02,260 INFO L274 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-10-25 23:06:02,261 INFO L274 CegarLoopResult]: For program point L1011-1(line 1011) no Hoare annotation was computed. [2020-10-25 23:06:02,261 INFO L274 CegarLoopResult]: For program point L1011-2(line 1011) no Hoare annotation was computed. [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L252(lines 203 253) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186(lines 181 189) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186-1(lines 181 189) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186-2(lines 181 189) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186-3(lines 181 189) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186-4(lines 181 189) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L186-5(lines 181 189) the Hoare annotation is: false [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L484(lines 469 487) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:06:02,261 INFO L270 CegarLoopResult]: At program point L484-1(lines 469 487) the Hoare annotation is: false [2020-10-25 23:06:02,262 INFO L270 CegarLoopResult]: At program point L484-2(lines 469 487) the Hoare annotation is: false [2020-10-25 23:06:02,262 INFO L270 CegarLoopResult]: At program point L484-3(lines 469 487) the Hoare annotation is: false [2020-10-25 23:06:02,262 INFO L270 CegarLoopResult]: At program point L484-4(lines 469 487) the Hoare annotation is: false [2020-10-25 23:06:02,262 INFO L270 CegarLoopResult]: At program point L484-5(lines 469 487) the Hoare annotation is: false [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-10-25 23:06:02,262 INFO L270 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (not .cse2)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse7 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse8 .cse9 .cse7 .cse3 .cse4) (and .cse0 .cse9 .cse6 .cse7 .cse3 .cse4)))) [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 374) no Hoare annotation was computed. [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 374) no Hoare annotation was computed. [2020-10-25 23:06:02,262 INFO L274 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 98) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point L888(lines 888 905) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L270 CegarLoopResult]: At program point L888-1(lines 1 1014) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-10-25 23:06:02,263 INFO L270 CegarLoopResult]: At program point L921-2(lines 921 935) the Hoare annotation is: false [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point L888-2(lines 888 905) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L270 CegarLoopResult]: At program point L888-3(lines 1 1014) the Hoare annotation is: false [2020-10-25 23:06:02,263 INFO L274 CegarLoopResult]: For program point L888-4(lines 888 905) no Hoare annotation was computed. [2020-10-25 23:06:02,263 INFO L270 CegarLoopResult]: At program point L888-5(lines 1 1014) the Hoare annotation is: false [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L270 CegarLoopResult]: At program point L492-1(lines 492 498) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-5(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-8(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-9(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,264 INFO L274 CegarLoopResult]: For program point L459-11(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-12(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-14(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-15(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-17(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-18(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-20(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-21(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-23(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-24(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-26(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,265 INFO L274 CegarLoopResult]: For program point L459-27(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L459-29(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L459-30(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L459-32(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L459-33(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 369) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L459-35(lines 459 463) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 369) no Hoare annotation was computed. [2020-10-25 23:06:02,266 INFO L270 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:06:02,267 INFO L270 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse7)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5)))) [2020-10-25 23:06:02,267 INFO L270 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-10-25 23:06:02,267 INFO L270 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2020-10-25 23:06:02,267 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:06:02,267 INFO L270 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2020-10-25 23:06:02,267 INFO L270 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2020-10-25 23:06:02,267 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:02,267 INFO L274 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-10-25 23:06:02,267 INFO L274 CegarLoopResult]: For program point L892(lines 892 902) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L925-1(lines 273 279) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L892-2(lines 892 902) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L892-4(lines 892 902) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331-1(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331-4(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 348) no Hoare annotation was computed. [2020-10-25 23:06:02,268 INFO L270 CegarLoopResult]: At program point L67(lines 1 1014) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-25 23:06:02,269 INFO L274 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-10-25 23:06:02,269 INFO L274 CegarLoopResult]: For program point L893-2(lines 893 899) no Hoare annotation was computed. [2020-10-25 23:06:02,269 INFO L274 CegarLoopResult]: For program point L893-4(lines 893 899) no Hoare annotation was computed. [2020-10-25 23:06:02,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:06:02 BoogieIcfgContainer [2020-10-25 23:06:02,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:06:02,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:06:02,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:06:02,330 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:06:02,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:05:50" (3/4) ... [2020-10-25 23:06:02,335 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:06:02,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:06:02,376 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:06:02,377 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:06:02,379 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:06:02,381 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:06:02,383 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:02,385 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:02,423 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-25 23:06:02,424 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-25 23:06:02,424 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-25 23:06:02,425 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-25 23:06:02,426 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-25 23:06:02,427 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,428 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,429 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,431 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-25 23:06:02,432 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,433 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,440 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-25 23:06:02,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:02,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-25 23:06:02,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-25 23:06:02,581 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:06:02,582 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:06:02,583 INFO L168 Benchmark]: Toolchain (without parser) took 13845.18 ms. Allocated memory was 54.5 MB in the beginning and 192.9 MB in the end (delta: 138.4 MB). Free memory was 30.7 MB in the beginning and 87.7 MB in the end (delta: -57.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,584 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:06:02,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.60 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.1 MB in the beginning and 48.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.16 ms. Allocated memory is still 69.2 MB. Free memory was 48.2 MB in the beginning and 43.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,585 INFO L168 Benchmark]: Boogie Preprocessor took 140.48 ms. Allocated memory is still 69.2 MB. Free memory was 43.1 MB in the beginning and 39.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,585 INFO L168 Benchmark]: RCFGBuilder took 1212.27 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 39.5 MB in the beginning and 47.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,586 INFO L168 Benchmark]: TraceAbstraction took 11495.17 ms. Allocated memory was 83.9 MB in the beginning and 192.9 MB in the end (delta: 109.1 MB). Free memory was 47.1 MB in the beginning and 104.5 MB in the end (delta: -57.4 MB). Peak memory consumption was 103.5 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,586 INFO L168 Benchmark]: Witness Printer took 251.98 ms. Allocated memory is still 192.9 MB. Free memory was 104.5 MB in the beginning and 87.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:02,590 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 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 589.60 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.1 MB in the beginning and 48.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 126.16 ms. Allocated memory is still 69.2 MB. Free memory was 48.2 MB in the beginning and 43.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 140.48 ms. Allocated memory is still 69.2 MB. Free memory was 43.1 MB in the beginning and 39.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1212.27 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 39.5 MB in the beginning and 47.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11495.17 ms. Allocated memory was 83.9 MB in the beginning and 192.9 MB in the end (delta: 109.1 MB). Free memory was 47.1 MB in the beginning and 104.5 MB in the end (delta: -57.4 MB). Peak memory consumption was 103.5 MB. Max. memory is 16.1 GB. * Witness Printer took 251.98 ms. Allocated memory is still 192.9 MB. Free memory was 104.5 MB in the beginning and 87.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 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: 181]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1629 SDtfs, 2196 SDslu, 2497 SDs, 0 SdLazy, 309 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1039 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 296 NumberOfFragments, 1180 HoareAnnotationTreeSize, 69 FomulaSimplifications, 184593 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 69 FomulaSimplificationsInter, 230297 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 34398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 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...