./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product50.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_spec3_product50.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 99571b525880b8ef5d438b0b12df7f7fd3755f6b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:06:36,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:06:36,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:06:36,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:06:36,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:06:36,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:06:36,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:06:36,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:06:36,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:06:36,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:06:36,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:06:36,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:06:36,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:06:36,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:06:36,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:06:36,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:06:36,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:06:36,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:06:36,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:06:36,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:06:36,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:06:36,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:06:36,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:06:36,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:06:36,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:06:36,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:06:36,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:06:36,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:06:36,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:06:36,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:06:36,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:06:36,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:06:36,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:06:36,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:06:36,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:06:36,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:06:36,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:06:36,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:06:36,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:06:36,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:06:36,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:06:36,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:06:36,669 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:06:36,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:06:36,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:06:36,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:06:36,672 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:06:36,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:06:36,672 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:06:36,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:06:36,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:06:36,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:06:36,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:06:36,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:06:36,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:06:36,674 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:06:36,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:06:36,675 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:06:36,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:06:36,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:06:36,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:06:36,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:06:36,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:06:36,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:06:36,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:06:36,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:06:36,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:06:36,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:06:36,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:06:36,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:06:36,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:06:36,678 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99571b525880b8ef5d438b0b12df7f7fd3755f6b [2020-10-25 23:06:37,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:06:37,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:06:37,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:06:37,177 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:06:37,179 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:06:37,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2020-10-25 23:06:37,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31000a67/5fe6765a6d914fefa1665f3cbbaf8d21/FLAG61d62b1eb [2020-10-25 23:06:37,980 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:06:37,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2020-10-25 23:06:37,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31000a67/5fe6765a6d914fefa1665f3cbbaf8d21/FLAG61d62b1eb [2020-10-25 23:06:38,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31000a67/5fe6765a6d914fefa1665f3cbbaf8d21 [2020-10-25 23:06:38,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:06:38,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:06:38,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:06:38,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:06:38,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:06:38,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:06:38" (1/1) ... [2020-10-25 23:06:38,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f61e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:38, skipping insertion in model container [2020-10-25 23:06:38,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:06:38" (1/1) ... [2020-10-25 23:06:38,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:06:38,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:06:38,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:06:38,850 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:06:38,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:06:39,007 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:06:39,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39 WrapperNode [2020-10-25 23:06:39,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:06:39,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:06:39,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:06:39,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:06:39,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:06:39,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:06:39,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:06:39,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:06:39,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (1/1) ... [2020-10-25 23:06:39,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:06:39,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:06:39,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:06:39,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:06:39,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (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 23:06:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:06:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:06:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:06:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:06:40,412 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:06:40,412 INFO L298 CfgBuilder]: Removed 170 assume(true) statements. [2020-10-25 23:06:40,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:40 BoogieIcfgContainer [2020-10-25 23:06:40,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:06:40,416 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:06:40,416 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:06:40,420 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:06:40,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:06:38" (1/3) ... [2020-10-25 23:06:40,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65ba768f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:06:40, skipping insertion in model container [2020-10-25 23:06:40,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:39" (2/3) ... [2020-10-25 23:06:40,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65ba768f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:06:40, skipping insertion in model container [2020-10-25 23:06:40,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:40" (3/3) ... [2020-10-25 23:06:40,423 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product50.cil.c [2020-10-25 23:06:40,436 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:06:40,441 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:06:40,455 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:06:40,487 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:06:40,487 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:06:40,487 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:06:40,488 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:06:40,488 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:06:40,488 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:06:40,488 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:06:40,488 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:06:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2020-10-25 23:06:40,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-25 23:06:40,520 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:40,521 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 23:06:40,522 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:40,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:40,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1900929360, now seen corresponding path program 1 times [2020-10-25 23:06:40,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:40,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87548749] [2020-10-25 23:06:40,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:40,902 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 23:06:40,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87548749] [2020-10-25 23:06:40,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:40,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:06:40,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090150248] [2020-10-25 23:06:40,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:06:40,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:06:40,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:06:40,930 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2020-10-25 23:06:40,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:40,969 INFO L93 Difference]: Finished difference Result 243 states and 368 transitions. [2020-10-25 23:06:40,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:06:40,971 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-25 23:06:40,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:40,989 INFO L225 Difference]: With dead ends: 243 [2020-10-25 23:06:40,990 INFO L226 Difference]: Without dead ends: 119 [2020-10-25 23:06:40,999 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 23:06:41,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-25 23:06:41,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-10-25 23:06:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-25 23:06:41,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2020-10-25 23:06:41,051 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2020-10-25 23:06:41,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,051 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2020-10-25 23:06:41,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:06:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2020-10-25 23:06:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-25 23:06:41,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,053 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 23:06:41,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:06:41,054 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1975820335, now seen corresponding path program 1 times [2020-10-25 23:06:41,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145990018] [2020-10-25 23:06:41,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,163 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 23:06:41,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145990018] [2020-10-25 23:06:41,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:06:41,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077475583] [2020-10-25 23:06:41,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:06:41,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:06:41,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:06:41,167 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand 3 states. [2020-10-25 23:06:41,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,184 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2020-10-25 23:06:41,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:06:41,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-25 23:06:41,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,186 INFO L225 Difference]: With dead ends: 119 [2020-10-25 23:06:41,186 INFO L226 Difference]: Without dead ends: 49 [2020-10-25 23:06:41,187 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 23:06:41,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-25 23:06:41,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-10-25 23:06:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-25 23:06:41,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2020-10-25 23:06:41,209 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2020-10-25 23:06:41,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,209 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2020-10-25 23:06:41,209 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:06:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2020-10-25 23:06:41,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-25 23:06:41,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,210 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 23:06:41,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:06:41,211 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1803952717, now seen corresponding path program 1 times [2020-10-25 23:06:41,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047693847] [2020-10-25 23:06:41,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,291 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 23:06:41,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047693847] [2020-10-25 23:06:41,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:06:41,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071288960] [2020-10-25 23:06:41,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:06:41,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:06:41,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:06:41,294 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2020-10-25 23:06:41,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,330 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2020-10-25 23:06:41,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:06:41,333 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-25 23:06:41,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,334 INFO L225 Difference]: With dead ends: 92 [2020-10-25 23:06:41,334 INFO L226 Difference]: Without dead ends: 49 [2020-10-25 23:06:41,335 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 23:06:41,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-25 23:06:41,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-10-25 23:06:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-25 23:06:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2020-10-25 23:06:41,349 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2020-10-25 23:06:41,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,353 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2020-10-25 23:06:41,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:06:41,353 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2020-10-25 23:06:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:06:41,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,354 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:41,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:06:41,355 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1055002865, now seen corresponding path program 1 times [2020-10-25 23:06:41,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655907510] [2020-10-25 23:06:41,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,495 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 23:06:41,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655907510] [2020-10-25 23:06:41,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:06:41,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497756792] [2020-10-25 23:06:41,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:06:41,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:06:41,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:06:41,498 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2020-10-25 23:06:41,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,536 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2020-10-25 23:06:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:06:41,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-10-25 23:06:41,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,539 INFO L225 Difference]: With dead ends: 115 [2020-10-25 23:06:41,539 INFO L226 Difference]: Without dead ends: 72 [2020-10-25 23:06:41,540 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 23:06:41,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-25 23:06:41,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2020-10-25 23:06:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-25 23:06:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2020-10-25 23:06:41,552 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2020-10-25 23:06:41,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,552 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2020-10-25 23:06:41,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:06:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2020-10-25 23:06:41,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:06:41,554 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:41,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:06:41,554 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1200859520, now seen corresponding path program 1 times [2020-10-25 23:06:41,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536423240] [2020-10-25 23:06:41,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,744 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 23:06:41,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536423240] [2020-10-25 23:06:41,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:41,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686544749] [2020-10-25 23:06:41,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:41,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:41,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:41,748 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand 5 states. [2020-10-25 23:06:41,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,833 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2020-10-25 23:06:41,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:41,833 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-25 23:06:41,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,835 INFO L225 Difference]: With dead ends: 187 [2020-10-25 23:06:41,835 INFO L226 Difference]: Without dead ends: 123 [2020-10-25 23:06:41,837 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 23:06:41,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-25 23:06:41,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2020-10-25 23:06:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-25 23:06:41,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2020-10-25 23:06:41,851 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2020-10-25 23:06:41,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,854 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2020-10-25 23:06:41,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-10-25 23:06:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:06:41,856 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,856 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:41,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:06:41,859 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1966711683, now seen corresponding path program 1 times [2020-10-25 23:06:41,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527663321] [2020-10-25 23:06:41,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,977 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 23:06:41,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527663321] [2020-10-25 23:06:41,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:41,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477877932] [2020-10-25 23:06:41,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:41,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:41,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:41,983 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand 5 states. [2020-10-25 23:06:42,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,165 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2020-10-25 23:06:42,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:06:42,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-25 23:06:42,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,170 INFO L225 Difference]: With dead ends: 381 [2020-10-25 23:06:42,170 INFO L226 Difference]: Without dead ends: 311 [2020-10-25 23:06:42,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:42,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-10-25 23:06:42,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-10-25 23:06:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-25 23:06:42,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2020-10-25 23:06:42,212 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2020-10-25 23:06:42,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,212 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2020-10-25 23:06:42,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:42,212 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2020-10-25 23:06:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:42,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:42,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:06:42,218 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,219 INFO L82 PathProgramCache]: Analyzing trace with hash 895665153, now seen corresponding path program 1 times [2020-10-25 23:06:42,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150036285] [2020-10-25 23:06:42,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,282 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 23:06:42,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150036285] [2020-10-25 23:06:42,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:06:42,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170518106] [2020-10-25 23:06:42,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:06:42,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:06:42,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:42,284 INFO L87 Difference]: Start difference. First operand 123 states and 167 transitions. Second operand 4 states. [2020-10-25 23:06:42,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,577 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2020-10-25 23:06:42,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:06:42,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-25 23:06:42,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,579 INFO L225 Difference]: With dead ends: 254 [2020-10-25 23:06:42,579 INFO L226 Difference]: Without dead ends: 184 [2020-10-25 23:06:42,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:42,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-10-25 23:06:42,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-10-25 23:06:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-10-25 23:06:42,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2020-10-25 23:06:42,616 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2020-10-25 23:06:42,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,617 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2020-10-25 23:06:42,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:06:42,617 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2020-10-25 23:06:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:42,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,620 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:42,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:06:42,621 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,621 INFO L82 PathProgramCache]: Analyzing trace with hash -115452097, now seen corresponding path program 1 times [2020-10-25 23:06:42,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025408942] [2020-10-25 23:06:42,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,708 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 23:06:42,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025408942] [2020-10-25 23:06:42,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:42,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365177504] [2020-10-25 23:06:42,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:06:42,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:06:42,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:42,710 INFO L87 Difference]: Start difference. First operand 181 states and 246 transitions. Second operand 4 states. [2020-10-25 23:06:42,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,781 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2020-10-25 23:06:42,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:06:42,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-25 23:06:42,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,784 INFO L225 Difference]: With dead ends: 428 [2020-10-25 23:06:42,784 INFO L226 Difference]: Without dead ends: 299 [2020-10-25 23:06:42,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:42,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-25 23:06:42,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2020-10-25 23:06:42,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-10-25 23:06:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2020-10-25 23:06:42,803 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2020-10-25 23:06:42,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,803 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2020-10-25 23:06:42,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:06:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2020-10-25 23:06:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:42,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,805 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:42,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:06:42,805 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1270109434, now seen corresponding path program 1 times [2020-10-25 23:06:42,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964160368] [2020-10-25 23:06:42,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,878 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 23:06:42,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964160368] [2020-10-25 23:06:42,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:42,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545882849] [2020-10-25 23:06:42,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:42,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:42,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:42,881 INFO L87 Difference]: Start difference. First operand 175 states and 238 transitions. Second operand 5 states. [2020-10-25 23:06:43,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,071 INFO L93 Difference]: Finished difference Result 465 states and 646 transitions. [2020-10-25 23:06:43,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:06:43,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-25 23:06:43,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,074 INFO L225 Difference]: With dead ends: 465 [2020-10-25 23:06:43,074 INFO L226 Difference]: Without dead ends: 296 [2020-10-25 23:06:43,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:43,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-10-25 23:06:43,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 154. [2020-10-25 23:06:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-25 23:06:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2020-10-25 23:06:43,102 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2020-10-25 23:06:43,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,104 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2020-10-25 23:06:43,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2020-10-25 23:06:43,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:43,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,110 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:43,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:06:43,111 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,112 INFO L82 PathProgramCache]: Analyzing trace with hash 142713341, now seen corresponding path program 1 times [2020-10-25 23:06:43,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806816312] [2020-10-25 23:06:43,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,195 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 23:06:43,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806816312] [2020-10-25 23:06:43,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:43,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:43,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157639489] [2020-10-25 23:06:43,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:43,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:43,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:43,198 INFO L87 Difference]: Start difference. First operand 154 states and 202 transitions. Second operand 5 states. [2020-10-25 23:06:43,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,286 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2020-10-25 23:06:43,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:06:43,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-25 23:06:43,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,289 INFO L225 Difference]: With dead ends: 391 [2020-10-25 23:06:43,289 INFO L226 Difference]: Without dead ends: 243 [2020-10-25 23:06:43,290 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 23:06:43,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-10-25 23:06:43,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2020-10-25 23:06:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-25 23:06:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2020-10-25 23:06:43,310 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2020-10-25 23:06:43,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,311 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2020-10-25 23:06:43,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2020-10-25 23:06:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-25 23:06:43,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,312 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:43,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:06:43,313 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,313 INFO L82 PathProgramCache]: Analyzing trace with hash 749127781, now seen corresponding path program 1 times [2020-10-25 23:06:43,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110687314] [2020-10-25 23:06:43,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:06:43,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110687314] [2020-10-25 23:06:43,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:43,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:43,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111733996] [2020-10-25 23:06:43,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:43,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:43,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:43,382 INFO L87 Difference]: Start difference. First operand 142 states and 183 transitions. Second operand 5 states. [2020-10-25 23:06:43,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,455 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2020-10-25 23:06:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:06:43,456 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-25 23:06:43,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,457 INFO L225 Difference]: With dead ends: 285 [2020-10-25 23:06:43,458 INFO L226 Difference]: Without dead ends: 175 [2020-10-25 23:06:43,458 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 23:06:43,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-25 23:06:43,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2020-10-25 23:06:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-25 23:06:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2020-10-25 23:06:43,478 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2020-10-25 23:06:43,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,478 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2020-10-25 23:06:43,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2020-10-25 23:06:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-25 23:06:43,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,480 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:43,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:06:43,481 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,481 INFO L82 PathProgramCache]: Analyzing trace with hash 176703009, now seen corresponding path program 1 times [2020-10-25 23:06:43,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818329578] [2020-10-25 23:06:43,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:43,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818329578] [2020-10-25 23:06:43,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:43,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:43,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139467672] [2020-10-25 23:06:43,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:43,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:43,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:43,553 INFO L87 Difference]: Start difference. First operand 126 states and 163 transitions. Second operand 5 states. [2020-10-25 23:06:43,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,706 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2020-10-25 23:06:43,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:06:43,707 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-25 23:06:43,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,710 INFO L225 Difference]: With dead ends: 656 [2020-10-25 23:06:43,711 INFO L226 Difference]: Without dead ends: 536 [2020-10-25 23:06:43,712 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 23:06:43,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2020-10-25 23:06:43,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2020-10-25 23:06:43,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-25 23:06:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2020-10-25 23:06:43,748 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2020-10-25 23:06:43,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,748 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2020-10-25 23:06:43,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2020-10-25 23:06:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:06:43,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,750 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:43,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 23:06:43,750 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,751 INFO L82 PathProgramCache]: Analyzing trace with hash 53419547, now seen corresponding path program 1 times [2020-10-25 23:06:43,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582129095] [2020-10-25 23:06:43,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 23:06:43,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582129095] [2020-10-25 23:06:43,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:43,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:43,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937500025] [2020-10-25 23:06:43,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:43,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:43,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:43,813 INFO L87 Difference]: Start difference. First operand 244 states and 310 transitions. Second operand 5 states. [2020-10-25 23:06:43,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,898 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2020-10-25 23:06:43,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:43,899 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-10-25 23:06:43,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,901 INFO L225 Difference]: With dead ends: 516 [2020-10-25 23:06:43,901 INFO L226 Difference]: Without dead ends: 330 [2020-10-25 23:06:43,902 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 23:06:43,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-10-25 23:06:43,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2020-10-25 23:06:43,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-25 23:06:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2020-10-25 23:06:43,937 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2020-10-25 23:06:43,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,938 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2020-10-25 23:06:43,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2020-10-25 23:06:43,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:06:43,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,940 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:43,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 23:06:43,940 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,941 INFO L82 PathProgramCache]: Analyzing trace with hash 311584985, now seen corresponding path program 1 times [2020-10-25 23:06:43,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998757482] [2020-10-25 23:06:43,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:06:44,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998757482] [2020-10-25 23:06:44,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337252325] [2020-10-25 23:06:44,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:06:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:44,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 23:06:44,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:06:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:06:44,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:06:44,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-10-25 23:06:44,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876138081] [2020-10-25 23:06:44,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:06:44,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:44,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:06:44,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:44,294 INFO L87 Difference]: Start difference. First operand 250 states and 316 transitions. Second operand 8 states. [2020-10-25 23:06:44,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:44,494 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2020-10-25 23:06:44,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:44,495 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-10-25 23:06:44,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:44,498 INFO L225 Difference]: With dead ends: 608 [2020-10-25 23:06:44,498 INFO L226 Difference]: Without dead ends: 364 [2020-10-25 23:06:44,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-25 23:06:44,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-10-25 23:06:44,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2020-10-25 23:06:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-25 23:06:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2020-10-25 23:06:44,549 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2020-10-25 23:06:44,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:44,549 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2020-10-25 23:06:44,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:06:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2020-10-25 23:06:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-25 23:06:44,551 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:44,551 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] [2020-10-25 23:06:44,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-25 23:06:44,766 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:44,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:44,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1435095990, now seen corresponding path program 1 times [2020-10-25 23:06:44,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:44,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386241885] [2020-10-25 23:06:44,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-25 23:06:44,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386241885] [2020-10-25 23:06:44,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863045258] [2020-10-25 23:06:44,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:06:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:45,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-25 23:06:45,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:06:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-25 23:06:45,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:06:45,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-10-25 23:06:45,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494633992] [2020-10-25 23:06:45,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:06:45,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:45,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:06:45,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:06:45,047 INFO L87 Difference]: Start difference. First operand 236 states and 289 transitions. Second operand 7 states. [2020-10-25 23:06:45,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:45,361 INFO L93 Difference]: Finished difference Result 814 states and 1020 transitions. [2020-10-25 23:06:45,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:06:45,361 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-10-25 23:06:45,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:45,362 INFO L225 Difference]: With dead ends: 814 [2020-10-25 23:06:45,362 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:06:45,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-25 23:06:45,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:06:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:06:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:06:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:06:45,364 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-10-25 23:06:45,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:45,364 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:06:45,365 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:06:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:06:45,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:06:45,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-25 23:06:45,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:06:45,698 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2020-10-25 23:06:45,857 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 85 [2020-10-25 23:06:46,226 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2020-10-25 23:06:46,575 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 129 [2020-10-25 23:06:46,737 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2020-10-25 23:06:47,187 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 186 [2020-10-25 23:06:47,401 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 127 [2020-10-25 23:06:47,808 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 186 [2020-10-25 23:06:48,163 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2020-10-25 23:06:48,745 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-10-25 23:06:49,742 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 33 [2020-10-25 23:06:50,620 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 53 [2020-10-25 23:06:50,743 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 24 [2020-10-25 23:06:51,174 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 43 [2020-10-25 23:06:52,643 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 175 DAG size of output: 45 [2020-10-25 23:06:53,313 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 44 [2020-10-25 23:06:54,658 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 175 DAG size of output: 45 [2020-10-25 23:06:55,092 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 29 [2020-10-25 23:06:55,399 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 42 [2020-10-25 23:06:55,999 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 39 [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point L696-2(line 696) no Hoare annotation was computed. [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,004 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,005 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,005 INFO L270 CegarLoopResult]: At program point L963(lines 948 966) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-10-25 23:06:56,005 INFO L270 CegarLoopResult]: At program point L963-1(lines 948 966) the Hoare annotation is: false [2020-10-25 23:06:56,005 INFO L270 CegarLoopResult]: At program point L963-2(lines 948 966) the Hoare annotation is: false [2020-10-25 23:06:56,005 INFO L274 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L270 CegarLoopResult]: At program point L732-1(lines 732 738) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse8 (or (and (= ~waterLevel~0 1) .cse9 .cse0 .cse3 .cse11) (and .cse9 .cse0 (<= 2 ~waterLevel~0) .cse3 .cse11))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse4) (and (<= ~waterLevel~0 1) .cse6 .cse5 .cse0 .cse9 .cse7 .cse10 .cse3 .cse11) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse7 .cse8 .cse4) (and .cse5 .cse0 .cse9 .cse1 .cse7 .cse10 .cse3 .cse4 .cse11)))) [2020-10-25 23:06:56,006 INFO L270 CegarLoopResult]: At program point L567-2(lines 567 581) the Hoare annotation is: false [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535-2(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535-3(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535-4(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,006 INFO L274 CegarLoopResult]: For program point L535-5(lines 535 541) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L571-1(lines 778 784) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L836(lines 836 853) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L836-1(lines 836 853) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L274 CegarLoopResult]: For program point L836-2(lines 836 853) no Hoare annotation was computed. [2020-10-25 23:06:56,007 INFO L270 CegarLoopResult]: At program point L540(lines 531 544) the Hoare annotation is: false [2020-10-25 23:06:56,008 INFO L270 CegarLoopResult]: At program point L540-1(lines 531 544) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not .cse1)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse9 .cse4 .cse5)))) [2020-10-25 23:06:56,008 INFO L270 CegarLoopResult]: At program point L540-2(lines 531 544) the Hoare annotation is: false [2020-10-25 23:06:56,008 INFO L270 CegarLoopResult]: At program point L540-3(lines 531 544) the Hoare annotation is: false [2020-10-25 23:06:56,008 INFO L270 CegarLoopResult]: At program point L540-4(lines 531 544) the Hoare annotation is: false [2020-10-25 23:06:56,008 INFO L270 CegarLoopResult]: At program point L540-5(lines 531 544) the Hoare annotation is: false [2020-10-25 23:06:56,008 INFO L274 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,008 INFO L274 CegarLoopResult]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,008 INFO L274 CegarLoopResult]: For program point L938-3(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,008 INFO L274 CegarLoopResult]: For program point L938-5(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,008 INFO L274 CegarLoopResult]: For program point L938-6(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-8(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-9(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-11(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-12(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-14(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-15(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L938-17(lines 938 942) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L840-1(lines 840 848) no Hoare annotation was computed. [2020-10-25 23:06:56,009 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L742(lines 742 755) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L643(lines 643 650) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L277 CegarLoopResult]: At program point L643-1(lines 643 650) the Hoare annotation is: true [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810-1(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810-2(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810-3(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810-4(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,010 INFO L274 CegarLoopResult]: For program point L810-5(lines 810 827) no Hoare annotation was computed. [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L778(lines 777 796) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse3 .cse4 .cse8 .cse6 .cse9) (and .cse10 .cse3 .cse8 .cse6 .cse9) (and .cse0 .cse10 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7))) [2020-10-25 23:06:56,011 INFO L274 CegarLoopResult]: For program point L778-1(lines 778 784) no Hoare annotation was computed. [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L778-2(lines 777 796) the Hoare annotation is: false [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L679(lines 1 974) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L778-3(lines 777 796) the Hoare annotation is: false [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L944(lines 929 947) the Hoare annotation is: false [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L944-1(lines 929 947) the Hoare annotation is: (let ((.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (not .cse11)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse3 (not .cse15)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (= 1 ~systemActive~0)) (.cse12 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8) (and .cse10 .cse11 .cse4 .cse5 .cse12 .cse13 .cse7 .cse8 .cse14 .cse15) (and .cse9 .cse10 .cse11 .cse5 .cse12 .cse13 .cse7 .cse8 .cse14 .cse15)))) [2020-10-25 23:06:56,011 INFO L270 CegarLoopResult]: At program point L944-2(lines 929 947) the Hoare annotation is: false [2020-10-25 23:06:56,012 INFO L270 CegarLoopResult]: At program point L944-3(lines 929 947) the Hoare annotation is: false [2020-10-25 23:06:56,012 INFO L270 CegarLoopResult]: At program point L944-4(lines 929 947) the Hoare annotation is: false [2020-10-25 23:06:56,012 INFO L270 CegarLoopResult]: At program point L944-5(lines 929 947) the Hoare annotation is: false [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L713(lines 712 759) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L482(lines 482 486) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L814(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L814-1(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,012 INFO L274 CegarLoopResult]: For program point L814-2(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,013 INFO L274 CegarLoopResult]: For program point L814-3(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,013 INFO L274 CegarLoopResult]: For program point L814-4(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,013 INFO L274 CegarLoopResult]: For program point L814-5(lines 814 822) no Hoare annotation was computed. [2020-10-25 23:06:56,013 INFO L270 CegarLoopResult]: At program point L616(lines 612 618) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-25 23:06:56,013 INFO L270 CegarLoopResult]: At program point L550(lines 545 553) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-10-25 23:06:56,013 INFO L270 CegarLoopResult]: At program point L550-1(lines 545 553) the Hoare annotation is: false [2020-10-25 23:06:56,013 INFO L270 CegarLoopResult]: At program point L550-2(lines 545 553) the Hoare annotation is: false [2020-10-25 23:06:56,013 INFO L274 CegarLoopResult]: For program point L750(lines 750 754) no Hoare annotation was computed. [2020-10-25 23:06:56,014 INFO L270 CegarLoopResult]: At program point L750-2(lines 778 784) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse8 (or (and (= ~waterLevel~0 1) .cse9 .cse0 .cse3 .cse11) (and .cse9 .cse0 (<= 2 ~waterLevel~0) .cse3 .cse11))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse4) (and (<= ~waterLevel~0 1) .cse6 .cse5 .cse0 .cse9 .cse7 .cse10 .cse3 .cse11) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse7 .cse8 .cse4) (and .cse5 .cse0 .cse9 .cse1 .cse7 .cse10 .cse3 .cse4 .cse11)))) [2020-10-25 23:06:56,014 INFO L277 CegarLoopResult]: At program point L652(lines 633 655) the Hoare annotation is: true [2020-10-25 23:06:56,014 INFO L274 CegarLoopResult]: For program point L421(lines 421 441) no Hoare annotation was computed. [2020-10-25 23:06:56,014 INFO L274 CegarLoopResult]: For program point L421-2(lines 421 441) no Hoare annotation was computed. [2020-10-25 23:06:56,014 INFO L274 CegarLoopResult]: For program point L421-4(lines 421 441) no Hoare annotation was computed. [2020-10-25 23:06:56,014 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:06:56,014 INFO L270 CegarLoopResult]: At program point L785(lines 785 791) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse11 (<= 2 ~waterLevel~0)) (.cse12 (<= ~waterLevel~0 2)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse10 .cse5 .cse11 .cse7 .cse12 .cse8) (and .cse0 .cse2 .cse4 .cse13 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse3 .cse4 .cse14 .cse10 .cse5 .cse11 .cse7 .cse12 .cse8) (and .cse0 .cse4 .cse14 .cse13 .cse7))) [2020-10-25 23:06:56,014 INFO L270 CegarLoopResult]: At program point L785-1(lines 785 791) the Hoare annotation is: false [2020-10-25 23:06:56,015 INFO L270 CegarLoopResult]: At program point L785-2(lines 785 791) the Hoare annotation is: false [2020-10-25 23:06:56,015 INFO L270 CegarLoopResult]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-25 23:06:56,015 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:06:56,015 INFO L274 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-10-25 23:06:56,015 INFO L270 CegarLoopResult]: At program point L722-1(lines 722 728) the Hoare annotation is: (let ((.cse19 (= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse18 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse16 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse15 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse8 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (or (and .cse19 .cse10 .cse3 .cse5 .cse12) (and .cse10 .cse3 .cse18 .cse5 .cse12))) (.cse6 (<= ~waterLevel~0 2)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse9 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse10 .cse8 .cse11 .cse5 .cse6 .cse12) (and .cse13 .cse3 .cse14 .cse15 .cse16 .cse17 .cse4 .cse5 .cse6) (and .cse3 .cse14 .cse18 .cse4 .cse5 .cse6) (and .cse7 .cse13 .cse3 .cse10 .cse8 .cse16 .cse17 .cse11 .cse5 .cse12 .cse14 .cse15 .cse6) (and .cse13 .cse7 .cse14 .cse8 .cse17 .cse9 .cse6) (and .cse19 .cse3 .cse14 .cse4 .cse5)))) [2020-10-25 23:06:56,015 INFO L274 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2020-10-25 23:06:56,015 INFO L274 CegarLoopResult]: For program point L458-3(lines 458 462) no Hoare annotation was computed. [2020-10-25 23:06:56,015 INFO L274 CegarLoopResult]: For program point L458-6(lines 458 462) no Hoare annotation was computed. [2020-10-25 23:06:56,016 INFO L270 CegarLoopResult]: At program point L889(lines 884 892) the Hoare annotation is: (and (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2)) [2020-10-25 23:06:56,016 INFO L270 CegarLoopResult]: At program point L889-1(lines 884 892) the Hoare annotation is: false [2020-10-25 23:06:56,016 INFO L270 CegarLoopResult]: At program point L889-2(lines 884 892) the Hoare annotation is: false [2020-10-25 23:06:56,016 INFO L274 CegarLoopResult]: For program point L427(lines 427 440) no Hoare annotation was computed. [2020-10-25 23:06:56,016 INFO L270 CegarLoopResult]: At program point L427-1(lines 1 974) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse16 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse18 (<= 2 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse19 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse20 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse13 .cse10 .cse14 .cse15 .cse0 .cse2 .cse3 .cse4 .cse7 .cse8 .cse9) (and .cse13 .cse10 .cse14 .cse15 .cse3 .cse16 .cse8) (and .cse10 .cse1 .cse11 .cse12 .cse3 .cse5 .cse6 .cse16 .cse8) (and .cse14 .cse15 .cse0 .cse2 .cse3 .cse17 .cse4 .cse18 .cse8 .cse9 .cse13 .cse19 .cse20) (and (= ~waterLevel~0 1) .cse3 .cse11 .cse16 .cse8) (and .cse1 .cse0 .cse2 .cse3 .cse17 .cse4 .cse18 .cse6 .cse8 .cse9 .cse19 .cse11 .cse20))) [2020-10-25 23:06:56,016 INFO L274 CegarLoopResult]: For program point L427-2(lines 427 440) no Hoare annotation was computed. [2020-10-25 23:06:56,016 INFO L270 CegarLoopResult]: At program point L427-3(lines 1 974) the Hoare annotation is: false [2020-10-25 23:06:56,017 INFO L274 CegarLoopResult]: For program point L427-4(lines 427 440) no Hoare annotation was computed. [2020-10-25 23:06:56,017 INFO L270 CegarLoopResult]: At program point L427-5(lines 1 974) the Hoare annotation is: false [2020-10-25 23:06:56,017 INFO L270 CegarLoopResult]: At program point L527(lines 522 530) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse4 (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse9 .cse10) (and .cse0 .cse1 .cse3 .cse4 .cse6 .cse8 (= ~pumpRunning~0 0) .cse9) (and .cse1 .cse2 .cse5 .cse3 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) .cse7 (<= 2 ~waterLevel~0) .cse8 .cse9 .cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (<= ~waterLevel~0 2)))) [2020-10-25 23:06:56,017 INFO L270 CegarLoopResult]: At program point L527-1(lines 522 530) the Hoare annotation is: false [2020-10-25 23:06:56,017 INFO L270 CegarLoopResult]: At program point L527-2(lines 522 530) the Hoare annotation is: false [2020-10-25 23:06:56,017 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:06:56,017 INFO L274 CegarLoopResult]: For program point L957(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,017 INFO L274 CegarLoopResult]: For program point L957-2(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,017 INFO L274 CegarLoopResult]: For program point L957-3(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,018 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:56,018 INFO L274 CegarLoopResult]: For program point L957-5(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,018 INFO L274 CegarLoopResult]: For program point L957-6(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,018 INFO L274 CegarLoopResult]: For program point L957-8(lines 957 961) no Hoare annotation was computed. [2020-10-25 23:06:56,018 INFO L270 CegarLoopResult]: At program point L495(lines 490 498) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (<= 2 ~waterLevel~0)) (.cse15 (<= ~waterLevel~0 2)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse16 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse1 .cse12 .cse3 .cse2 .cse13 .cse5 .cse14 .cse8 .cse15 .cse9) (and .cse0 .cse10 .cse11 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse3 .cse16 .cse8) (and .cse1 .cse12 .cse3 .cse2 .cse4 .cse13 .cse5 .cse14 .cse6 .cse8 .cse15 .cse9) (and .cse0 .cse4 .cse3 .cse6 .cse16 .cse8))) [2020-10-25 23:06:56,018 INFO L270 CegarLoopResult]: At program point L495-1(lines 490 498) the Hoare annotation is: false [2020-10-25 23:06:56,018 INFO L270 CegarLoopResult]: At program point L495-2(lines 490 498) the Hoare annotation is: false [2020-10-25 23:06:56,018 INFO L270 CegarLoopResult]: At program point L760(lines 711 761) the Hoare annotation is: false [2020-10-25 23:06:56,019 INFO L274 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-10-25 23:06:56,019 INFO L274 CegarLoopResult]: For program point L431-2(lines 431 437) no Hoare annotation was computed. [2020-10-25 23:06:56,019 INFO L274 CegarLoopResult]: For program point L431-4(lines 431 437) no Hoare annotation was computed. [2020-10-25 23:06:56,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:06:56 BoogieIcfgContainer [2020-10-25 23:06:56,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:06:56,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:06:56,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:06:56,078 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:06:56,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:40" (3/4) ... [2020-10-25 23:06:56,084 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:06:56,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:06:56,114 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:06:56,115 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:06:56,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:06:56,117 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:06:56,118 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:56,119 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:56,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((tmp___0 == 1 && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && \result <= 1) || ((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((\result == 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-10-25 23:06:56,155 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((((tmp___0 == 1 && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && waterLevel <= 2)) || ((((((tmp == 0 && tmp___0 == 1) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:06:56,157 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp___0 == 1 && methaneLevelCritical == 0) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((tmp___0 == 1 && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) [2020-10-25 23:06:56,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp___0 == 1 && methaneLevelCritical == 0) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((tmp___0 == 1 && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) [2020-10-25 23:06:56,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) [2020-10-25 23:06:56,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((waterLevel <= 1 && tmp___0 == 1) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || ((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((((tmp___0 == 1 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:06:56,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || (((((((((((\result == 1 && methaneLevelCritical == 1) && tmp___0 == 1) && \result == 0) && 1 == systemActive) && pumpRunning == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp___0 == 1 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:06:56,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) [2020-10-25 23:06:56,167 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:06:56,171 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((waterLevel <= 1 && tmp == 0) && tmp___0 == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 1) && \result <= 1) && \result == 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-10-25 23:06:56,173 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) [2020-10-25 23:06:56,173 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((tmp___0 == 1 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) [2020-10-25 23:06:56,174 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2 [2020-10-25 23:06:56,287 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:06:56,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:06:56,288 INFO L168 Benchmark]: Toolchain (without parser) took 18027.31 ms. Allocated memory was 56.6 MB in the beginning and 234.9 MB in the end (delta: 178.3 MB). Free memory was 33.0 MB in the beginning and 90.6 MB in the end (delta: -57.7 MB). Peak memory consumption was 121.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,288 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 44.0 MB. Free memory was 24.4 MB in the beginning and 24.3 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:06:56,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.64 ms. Allocated memory is still 56.6 MB. Free memory was 32.3 MB in the beginning and 38.6 MB in the end (delta: -6.3 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.16 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 34.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,289 INFO L168 Benchmark]: Boogie Preprocessor took 53.00 ms. Allocated memory is still 56.6 MB. Free memory was 34.8 MB in the beginning and 32.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,290 INFO L168 Benchmark]: RCFGBuilder took 1200.19 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 32.0 MB in the beginning and 35.9 MB in the end (delta: -3.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,290 INFO L168 Benchmark]: TraceAbstraction took 15661.21 ms. Allocated memory was 75.5 MB in the beginning and 234.9 MB in the end (delta: 159.4 MB). Free memory was 35.4 MB in the beginning and 102.2 MB in the end (delta: -66.8 MB). Peak memory consumption was 125.6 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,291 INFO L168 Benchmark]: Witness Printer took 209.20 ms. Allocated memory is still 234.9 MB. Free memory was 102.2 MB in the beginning and 90.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:56,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 44.0 MB. Free memory was 24.4 MB in the beginning and 24.3 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 736.64 ms. Allocated memory is still 56.6 MB. Free memory was 32.3 MB in the beginning and 38.6 MB in the end (delta: -6.3 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 150.16 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 34.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.00 ms. Allocated memory is still 56.6 MB. Free memory was 34.8 MB in the beginning and 32.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1200.19 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 32.0 MB in the beginning and 35.9 MB in the end (delta: -3.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15661.21 ms. Allocated memory was 75.5 MB in the beginning and 234.9 MB in the end (delta: 159.4 MB). Free memory was 35.4 MB in the beginning and 102.2 MB in the end (delta: -66.8 MB). Peak memory consumption was 125.6 MB. Max. memory is 16.1 GB. * Witness Printer took 209.20 ms. Allocated memory is still 234.9 MB. Free memory was 102.2 MB in the beginning and 90.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((tmp___0 == 1 && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && \result <= 1) || ((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((\result == 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((((tmp___0 == 1 && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && waterLevel <= 2)) || ((((((tmp == 0 && tmp___0 == 1) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == 0) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || (((((((((((\result == 1 && methaneLevelCritical == 1) && tmp___0 == 1) && \result == 0) && 1 == systemActive) && pumpRunning == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp___0 == 1 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp___0 == 1 && methaneLevelCritical == 0) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((tmp___0 == 1 && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((((((((((((waterLevel <= 1 && tmp___0 == 1) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || ((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((((tmp___0 == 1 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: ((((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp___0 == 1) && 1 == systemActive) && pumpRunning == 1) && \result == 1) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp___0 == 1 && methaneLevelCritical == 0) && \result == 1) && (((((waterLevel == 1 && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && tmp == 0) || ((((pumpRunning == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0))) && waterLevel <= 2)) || ((((((((tmp___0 == 1 && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: ((((((((((((waterLevel <= 1 && tmp == 0) && tmp___0 == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 1) && \result <= 1) && \result == 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0) || (((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 0 && tmp___0 == 1) && pumpRunning == 1) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((tmp___0 == 1 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.0s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1509 SDtfs, 2146 SDslu, 2528 SDs, 0 SdLazy, 347 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 208 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=13, 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, 15 MinimizatonAttempts, 1156 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 293 NumberOfFragments, 1787 HoareAnnotationTreeSize, 46 FomulaSimplifications, 2528291 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 46 FomulaSimplificationsInter, 140349 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 54341 SizeOfPredicates, 8 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 86/102 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...