./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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_product54.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 c91e4e85649f1d5114ec79d2c6b873f11539f5ec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:43:27,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:43:27,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:43:27,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:43:27,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:43:27,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:43:27,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:43:27,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:43:27,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:43:27,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:43:27,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:43:27,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:43:27,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:43:27,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:43:27,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:43:27,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:43:27,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:43:27,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:43:27,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:43:27,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:43:27,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:43:27,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:43:27,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:43:27,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:43:27,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:43:27,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:43:27,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:43:27,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:43:27,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:43:27,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:43:27,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:43:27,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:43:27,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:43:27,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:43:27,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:43:27,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:43:27,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:43:27,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:43:27,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:43:27,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:43:27,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:43:27,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:43:27,338 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:43:27,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:43:27,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:43:27,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:43:27,344 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:43:27,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:43:27,344 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:43:27,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:43:27,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:43:27,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:43:27,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:43:27,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:43:27,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:43:27,347 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:43:27,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:43:27,347 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:43:27,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:43:27,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:43:27,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:43:27,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:43:27,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:43:27,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:43:27,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:43:27,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:43:27,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:43:27,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:43:27,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:43:27,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:43:27,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:43:27,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> c91e4e85649f1d5114ec79d2c6b873f11539f5ec [2020-10-20 01:43:27,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:43:27,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:43:27,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:43:27,605 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:43:27,605 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:43:27,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-10-20 01:43:27,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1ddcf83/1818e54fad2449d1b2f4c1b54bd43af1/FLAG589ba61df [2020-10-20 01:43:28,239 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:43:28,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-10-20 01:43:28,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1ddcf83/1818e54fad2449d1b2f4c1b54bd43af1/FLAG589ba61df [2020-10-20 01:43:28,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b1ddcf83/1818e54fad2449d1b2f4c1b54bd43af1 [2020-10-20 01:43:28,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:43:28,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:43:28,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:28,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:43:28,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:43:28,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:28,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ca1eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28, skipping insertion in model container [2020-10-20 01:43:28,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:28,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:43:28,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:43:29,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:29,021 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:43:29,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:29,167 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:43:29,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29 WrapperNode [2020-10-20 01:43:29,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:29,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:29,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:43:29,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:43:29,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:29,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:43:29,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:43:29,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:43:29,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (1/1) ... [2020-10-20 01:43:29,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:43:29,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:43:29,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:43:29,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:43:29,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (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 [2020-10-20 01:43:29,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:43:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:43:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:43:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:43:30,804 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:43:30,804 INFO L298 CfgBuilder]: Removed 290 assume(true) statements. [2020-10-20 01:43:30,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30 BoogieIcfgContainer [2020-10-20 01:43:30,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:43:30,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:43:30,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:43:30,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:43:30,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:43:28" (1/3) ... [2020-10-20 01:43:30,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306e75f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:30, skipping insertion in model container [2020-10-20 01:43:30,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:29" (2/3) ... [2020-10-20 01:43:30,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306e75f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:30, skipping insertion in model container [2020-10-20 01:43:30,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30" (3/3) ... [2020-10-20 01:43:30,820 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-10-20 01:43:30,832 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:43:30,840 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:43:30,855 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:43:30,892 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:43:30,892 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:43:30,892 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:43:30,893 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:43:30,893 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:43:30,893 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:43:30,893 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:43:30,894 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:43:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-20 01:43:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:43:30,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:30,924 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:30,924 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:30,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:30,930 INFO L82 PathProgramCache]: Analyzing trace with hash 2073685638, now seen corresponding path program 1 times [2020-10-20 01:43:30,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:30,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104631953] [2020-10-20 01:43:30,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104631953] [2020-10-20 01:43:31,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:31,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13830941] [2020-10-20 01:43:31,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:43:31,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:43:31,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:43:31,261 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-20 01:43:31,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,312 INFO L93 Difference]: Finished difference Result 387 states and 590 transitions. [2020-10-20 01:43:31,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:43:31,314 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:43:31,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,336 INFO L225 Difference]: With dead ends: 387 [2020-10-20 01:43:31,336 INFO L226 Difference]: Without dead ends: 191 [2020-10-20 01:43:31,341 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 [2020-10-20 01:43:31,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-20 01:43:31,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-10-20 01:43:31,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-20 01:43:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2020-10-20 01:43:31,392 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2020-10-20 01:43:31,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,393 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2020-10-20 01:43:31,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:43:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2020-10-20 01:43:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:43:31,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,395 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:31,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:43:31,395 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1162654885, now seen corresponding path program 1 times [2020-10-20 01:43:31,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101288132] [2020-10-20 01:43:31,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101288132] [2020-10-20 01:43:31,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:31,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276401471] [2020-10-20 01:43:31,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:31,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:31,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:31,518 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2020-10-20 01:43:31,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,534 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2020-10-20 01:43:31,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:31,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:43:31,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,536 INFO L225 Difference]: With dead ends: 191 [2020-10-20 01:43:31,537 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 01:43:31,538 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 [2020-10-20 01:43:31,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 01:43:31,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-20 01:43:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:43:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-10-20 01:43:31,547 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-10-20 01:43:31,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,547 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-10-20 01:43:31,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:31,548 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-10-20 01:43:31,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:43:31,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,549 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] [2020-10-20 01:43:31,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:43:31,550 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2020-10-20 01:43:31,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275915421] [2020-10-20 01:43:31,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275915421] [2020-10-20 01:43:31,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:31,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306265264] [2020-10-20 01:43:31,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:31,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:31,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:31,639 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-10-20 01:43:31,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,669 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2020-10-20 01:43:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:31,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 01:43:31,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,670 INFO L225 Difference]: With dead ends: 140 [2020-10-20 01:43:31,670 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 01:43:31,671 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 [2020-10-20 01:43:31,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 01:43:31,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-20 01:43:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:43:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-10-20 01:43:31,679 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-10-20 01:43:31,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,680 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-10-20 01:43:31,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:31,680 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-10-20 01:43:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:43:31,681 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,682 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:31,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:43:31,682 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,682 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2020-10-20 01:43:31,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340088932] [2020-10-20 01:43:31,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340088932] [2020-10-20 01:43:31,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:31,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604463297] [2020-10-20 01:43:31,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:31,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:31,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:31,807 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-10-20 01:43:31,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,859 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-10-20 01:43:31,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:31,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:43:31,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,862 INFO L225 Difference]: With dead ends: 151 [2020-10-20 01:43:31,862 INFO L226 Difference]: Without dead ends: 84 [2020-10-20 01:43:31,863 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 [2020-10-20 01:43:31,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-20 01:43:31,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-10-20 01:43:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-20 01:43:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2020-10-20 01:43:31,873 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2020-10-20 01:43:31,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,874 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2020-10-20 01:43:31,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-10-20 01:43:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:31,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,876 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] [2020-10-20 01:43:31,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:43:31,876 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,877 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2020-10-20 01:43:31,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184820865] [2020-10-20 01:43:31,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184820865] [2020-10-20 01:43:31,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:31,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196109102] [2020-10-20 01:43:31,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:31,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:31,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:31,950 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2020-10-20 01:43:32,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,063 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2020-10-20 01:43:32,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:43:32,063 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:43:32,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,065 INFO L225 Difference]: With dead ends: 216 [2020-10-20 01:43:32,065 INFO L226 Difference]: Without dead ends: 140 [2020-10-20 01:43:32,066 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 [2020-10-20 01:43:32,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-20 01:43:32,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2020-10-20 01:43:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-20 01:43:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2020-10-20 01:43:32,078 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2020-10-20 01:43:32,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,079 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2020-10-20 01:43:32,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-10-20 01:43:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:32,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,081 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] [2020-10-20 01:43:32,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:43:32,081 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,082 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2020-10-20 01:43:32,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732619446] [2020-10-20 01:43:32,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732619446] [2020-10-20 01:43:32,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:32,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555272811] [2020-10-20 01:43:32,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:32,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:32,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:32,168 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2020-10-20 01:43:32,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,324 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2020-10-20 01:43:32,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:32,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:43:32,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,327 INFO L225 Difference]: With dead ends: 444 [2020-10-20 01:43:32,327 INFO L226 Difference]: Without dead ends: 359 [2020-10-20 01:43:32,328 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 [2020-10-20 01:43:32,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-10-20 01:43:32,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-10-20 01:43:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-20 01:43:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2020-10-20 01:43:32,346 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2020-10-20 01:43:32,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,346 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2020-10-20 01:43:32,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2020-10-20 01:43:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,349 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:32,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:43:32,349 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,350 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2020-10-20 01:43:32,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649044693] [2020-10-20 01:43:32,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649044693] [2020-10-20 01:43:32,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:32,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320698331] [2020-10-20 01:43:32,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:32,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:32,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:32,446 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 4 states. [2020-10-20 01:43:32,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,638 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2020-10-20 01:43:32,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:43:32,638 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-10-20 01:43:32,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,640 INFO L225 Difference]: With dead ends: 294 [2020-10-20 01:43:32,640 INFO L226 Difference]: Without dead ends: 209 [2020-10-20 01:43:32,641 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 [2020-10-20 01:43:32,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-10-20 01:43:32,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-10-20 01:43:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-20 01:43:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2020-10-20 01:43:32,658 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2020-10-20 01:43:32,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,658 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2020-10-20 01:43:32,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:32,659 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2020-10-20 01:43:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:32,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:43:32,661 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,661 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2020-10-20 01:43:32,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577543544] [2020-10-20 01:43:32,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577543544] [2020-10-20 01:43:32,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:32,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440852460] [2020-10-20 01:43:32,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:32,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:32,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:32,710 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand 4 states. [2020-10-20 01:43:32,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,921 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2020-10-20 01:43:32,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:32,922 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-10-20 01:43:32,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,926 INFO L225 Difference]: With dead ends: 484 [2020-10-20 01:43:32,926 INFO L226 Difference]: Without dead ends: 331 [2020-10-20 01:43:32,927 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 [2020-10-20 01:43:32,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-10-20 01:43:32,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2020-10-20 01:43:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-10-20 01:43:32,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2020-10-20 01:43:32,952 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2020-10-20 01:43:32,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,953 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2020-10-20 01:43:32,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2020-10-20 01:43:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,963 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,963 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:32,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:43:32,964 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,965 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2020-10-20 01:43:32,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447709201] [2020-10-20 01:43:32,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:33,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447709201] [2020-10-20 01:43:33,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:43:33,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151303794] [2020-10-20 01:43:33,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:33,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:33,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:33,062 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand 6 states. [2020-10-20 01:43:33,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,344 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2020-10-20 01:43:33,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 01:43:33,345 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-20 01:43:33,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,348 INFO L225 Difference]: With dead ends: 555 [2020-10-20 01:43:33,348 INFO L226 Difference]: Without dead ends: 364 [2020-10-20 01:43:33,349 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:43:33,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-10-20 01:43:33,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2020-10-20 01:43:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-20 01:43:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2020-10-20 01:43:33,365 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2020-10-20 01:43:33,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,365 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2020-10-20 01:43:33,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2020-10-20 01:43:33,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:33,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,367 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:33,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:43:33,368 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,368 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2020-10-20 01:43:33,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778897606] [2020-10-20 01:43:33,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:33,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778897606] [2020-10-20 01:43:33,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:43:33,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481436879] [2020-10-20 01:43:33,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:33,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:33,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:33,434 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand 6 states. [2020-10-20 01:43:33,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,528 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2020-10-20 01:43:33,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:43:33,529 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-20 01:43:33,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,530 INFO L225 Difference]: With dead ends: 413 [2020-10-20 01:43:33,531 INFO L226 Difference]: Without dead ends: 258 [2020-10-20 01:43:33,531 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:43:33,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-20 01:43:33,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2020-10-20 01:43:33,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-20 01:43:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2020-10-20 01:43:33,545 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2020-10-20 01:43:33,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,546 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2020-10-20 01:43:33,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2020-10-20 01:43:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-20 01:43:33,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,548 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] [2020-10-20 01:43:33,548 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:43:33,548 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,549 INFO L82 PathProgramCache]: Analyzing trace with hash 785405984, now seen corresponding path program 1 times [2020-10-20 01:43:33,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808676549] [2020-10-20 01:43:33,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 01:43:33,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808676549] [2020-10-20 01:43:33,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:33,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169591521] [2020-10-20 01:43:33,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:33,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:33,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:33,655 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand 5 states. [2020-10-20 01:43:33,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,715 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2020-10-20 01:43:33,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:33,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-10-20 01:43:33,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,718 INFO L225 Difference]: With dead ends: 301 [2020-10-20 01:43:33,718 INFO L226 Difference]: Without dead ends: 185 [2020-10-20 01:43:33,719 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 [2020-10-20 01:43:33,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-10-20 01:43:33,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2020-10-20 01:43:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-20 01:43:33,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2020-10-20 01:43:33,731 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2020-10-20 01:43:33,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,732 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2020-10-20 01:43:33,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2020-10-20 01:43:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-20 01:43:33,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,734 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] [2020-10-20 01:43:33,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:43:33,734 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,734 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2020-10-20 01:43:33,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695552345] [2020-10-20 01:43:33,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:33,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695552345] [2020-10-20 01:43:33,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:33,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491192860] [2020-10-20 01:43:33,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:33,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:33,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:33,813 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand 5 states. [2020-10-20 01:43:33,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,945 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2020-10-20 01:43:33,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:43:33,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-20 01:43:33,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,949 INFO L225 Difference]: With dead ends: 684 [2020-10-20 01:43:33,949 INFO L226 Difference]: Without dead ends: 557 [2020-10-20 01:43:33,950 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 [2020-10-20 01:43:33,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2020-10-20 01:43:33,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2020-10-20 01:43:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-10-20 01:43:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2020-10-20 01:43:33,982 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2020-10-20 01:43:33,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,983 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2020-10-20 01:43:33,983 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2020-10-20 01:43:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-20 01:43:33,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,984 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] [2020-10-20 01:43:33,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:43:33,984 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,985 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2020-10-20 01:43:33,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082869809] [2020-10-20 01:43:33,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:34,085 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 01:43:34,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082869809] [2020-10-20 01:43:34,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799599258] [2020-10-20 01:43:34,086 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 [2020-10-20 01:43:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:34,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:43:34,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:43:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:43:34,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:43:34,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-20 01:43:34,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896159823] [2020-10-20 01:43:34,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 01:43:34,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:34,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 01:43:34,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:43:34,338 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand 10 states. [2020-10-20 01:43:34,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:34,741 INFO L93 Difference]: Finished difference Result 799 states and 1001 transitions. [2020-10-20 01:43:34,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 01:43:34,742 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-10-20 01:43:34,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:34,745 INFO L225 Difference]: With dead ends: 799 [2020-10-20 01:43:34,745 INFO L226 Difference]: Without dead ends: 547 [2020-10-20 01:43:34,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-10-20 01:43:34,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-10-20 01:43:34,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 244. [2020-10-20 01:43:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-20 01:43:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-10-20 01:43:34,781 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2020-10-20 01:43:34,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:34,782 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-10-20 01:43:34,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 01:43:34,782 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-10-20 01:43:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-20 01:43:34,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:34,784 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] [2020-10-20 01:43:34,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-10-20 01:43:35,000 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:35,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:35,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1039541931, now seen corresponding path program 1 times [2020-10-20 01:43:35,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:35,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752164287] [2020-10-20 01:43:35,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:35,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:43:35,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752164287] [2020-10-20 01:43:35,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704269017] [2020-10-20 01:43:35,074 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 [2020-10-20 01:43:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:35,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 01:43:35,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:43:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:43:35,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:43:35,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-10-20 01:43:35,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260025404] [2020-10-20 01:43:35,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:43:35,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:35,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:43:35,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:43:35,246 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 7 states. [2020-10-20 01:43:35,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:35,476 INFO L93 Difference]: Finished difference Result 850 states and 1064 transitions. [2020-10-20 01:43:35,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:43:35,477 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-10-20 01:43:35,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:35,477 INFO L225 Difference]: With dead ends: 850 [2020-10-20 01:43:35,478 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:43:35,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:43:35,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:43:35,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:43:35,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:43:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:43:35,480 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-10-20 01:43:35,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:35,480 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:43:35,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:43:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:43:35,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:43:35,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-20 01:43:35,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:43:36,249 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 197 [2020-10-20 01:43:36,379 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 100 [2020-10-20 01:43:36,719 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2020-10-20 01:43:36,938 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 141 [2020-10-20 01:43:37,274 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 164 [2020-10-20 01:43:37,508 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2020-10-20 01:43:38,783 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-10-20 01:43:39,248 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2020-10-20 01:43:40,279 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 187 DAG size of output: 36 [2020-10-20 01:43:40,453 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2020-10-20 01:43:40,606 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-10-20 01:43:41,371 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 60 [2020-10-20 01:43:41,722 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2020-10-20 01:43:41,878 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-10-20 01:43:42,077 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-10-20 01:43:42,748 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 38 [2020-10-20 01:43:42,920 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-10-20 01:43:43,567 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 50 [2020-10-20 01:43:43,929 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 31 [2020-10-20 01:43:44,694 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2020-10-20 01:43:44,704 INFO L274 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-10-20 01:43:44,704 INFO L274 CegarLoopResult]: For program point L861-1(lines 861 878) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 878) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L169-1(lines 777 783) no Hoare annotation was computed. [2020-10-20 01:43:44,705 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L270 CegarLoopResult]: At program point L731-1(lines 731 737) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,706 INFO L274 CegarLoopResult]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-18(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-20(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,707 INFO L274 CegarLoopResult]: For program point L963-21(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,708 INFO L274 CegarLoopResult]: For program point L963-23(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,708 INFO L274 CegarLoopResult]: For program point L963-24(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,708 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,708 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,708 INFO L274 CegarLoopResult]: For program point L963-26(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,708 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,708 INFO L274 CegarLoopResult]: For program point L963-27(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,708 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) 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)))) [2020-10-20 01:43:44,709 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,709 INFO L274 CegarLoopResult]: For program point L963-29(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,709 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,709 INFO L274 CegarLoopResult]: For program point L963-30(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,709 INFO L270 CegarLoopResult]: At program point L138-6(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,709 INFO L270 CegarLoopResult]: At program point L138-7(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,709 INFO L274 CegarLoopResult]: For program point L963-32(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,709 INFO L270 CegarLoopResult]: At program point L138-8(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,709 INFO L274 CegarLoopResult]: For program point L963-33(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L865(lines 865 873) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L270 CegarLoopResult]: At program point L138-9(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L865-1(lines 865 873) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L270 CegarLoopResult]: At program point L138-10(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L963-35(lines 963 967) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L865-2(lines 865 873) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L270 CegarLoopResult]: At program point L138-11(lines 129 142) the Hoare annotation is: false [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,710 INFO L274 CegarLoopResult]: For program point L835-1(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L835-3(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L835-4(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L835-5(lines 835 852) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L274(lines 274 294) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L241(lines 241 248) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L274-2(lines 274 294) no Hoare annotation was computed. [2020-10-20 01:43:44,711 INFO L277 CegarLoopResult]: At program point L241-1(lines 241 248) the Hoare annotation is: true [2020-10-20 01:43:44,711 INFO L274 CegarLoopResult]: For program point L274-4(lines 274 294) no Hoare annotation was computed. [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969-1(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969-3(lines 954 972) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (let ((.cse0 (not .cse14)) (.cse1 (not .cse15)) (.cse6 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse3)) (.cse12 (<= ~waterLevel~0 1)) (.cse13 (not .cse4)) (.cse5 (= 1 ~systemActive~0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse11 .cse12 .cse13 .cse2 .cse14 .cse5 .cse15 .cse7 .cse8) (and .cse11 .cse12 .cse13 .cse14 .cse5 .cse10 .cse15 .cse7 .cse8)))) [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,712 INFO L270 CegarLoopResult]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,715 INFO L270 CegarLoopResult]: At program point L969-6(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,716 INFO L270 CegarLoopResult]: At program point L969-7(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,716 INFO L270 CegarLoopResult]: At program point L969-8(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,716 INFO L270 CegarLoopResult]: At program point L969-9(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,716 INFO L270 CegarLoopResult]: At program point L969-10(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,716 INFO L270 CegarLoopResult]: At program point L969-11(lines 954 972) the Hoare annotation is: false [2020-10-20 01:43:44,717 INFO L270 CegarLoopResult]: At program point L905(lines 898 908) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-10-20 01:43:44,717 INFO L270 CegarLoopResult]: At program point L905-1(lines 898 908) the Hoare annotation is: false [2020-10-20 01:43:44,717 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,717 INFO L270 CegarLoopResult]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2020-10-20 01:43:44,717 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,718 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,718 INFO L274 CegarLoopResult]: For program point L839-3(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,718 INFO L274 CegarLoopResult]: For program point L839-4(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,718 INFO L274 CegarLoopResult]: For program point L839-5(lines 839 847) no Hoare annotation was computed. [2020-10-20 01:43:44,718 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-10-20 01:43:44,719 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-10-20 01:43:44,719 INFO L274 CegarLoopResult]: For program point L280(lines 280 293) no Hoare annotation was computed. [2020-10-20 01:43:44,719 INFO L270 CegarLoopResult]: At program point L280-1(lines 1 999) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse1 (<= ~waterLevel~0 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse14 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse15 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= 1 ~systemActive~0)) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (not .cse12)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse1 .cse6 .cse7 .cse5 .cse8 .cse9 .cse10 .cse12 .cse11) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse4 .cse5 .cse14 .cse11 .cse15) (and .cse1 .cse13 .cse5 .cse12 .cse14 .cse11 .cse15) (and .cse0 .cse2 .cse13 .cse16 .cse3 .cse4 .cse5 .cse17 .cse14 .cse11 .cse15 .cse18) (and (= ~waterLevel~0 1) .cse5 .cse6 .cse12 .cse11) (and .cse0 .cse2 .cse3 .cse5 .cse17 (<= 2 ~waterLevel~0) .cse10 .cse11 .cse16 .cse4 .cse6 .cse9 .cse18)))) [2020-10-20 01:43:44,719 INFO L270 CegarLoopResult]: At program point L214(lines 210 216) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:44,719 INFO L274 CegarLoopResult]: For program point L280-2(lines 280 293) no Hoare annotation was computed. [2020-10-20 01:43:44,720 INFO L270 CegarLoopResult]: At program point L280-3(lines 1 999) the Hoare annotation is: false [2020-10-20 01:43:44,720 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-10-20 01:43:44,720 INFO L274 CegarLoopResult]: For program point L280-4(lines 280 293) no Hoare annotation was computed. [2020-10-20 01:43:44,720 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-10-20 01:43:44,720 INFO L270 CegarLoopResult]: At program point L280-5(lines 1 999) the Hoare annotation is: false [2020-10-20 01:43:44,721 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-10-20 01:43:44,721 INFO L270 CegarLoopResult]: At program point L148-3(lines 143 151) the Hoare annotation is: false [2020-10-20 01:43:44,721 INFO L270 CegarLoopResult]: At program point L148-4(lines 143 151) the Hoare annotation is: false [2020-10-20 01:43:44,721 INFO L270 CegarLoopResult]: At program point L148-5(lines 143 151) the Hoare annotation is: false [2020-10-20 01:43:44,721 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,722 INFO L274 CegarLoopResult]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,722 INFO L274 CegarLoopResult]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,722 INFO L274 CegarLoopResult]: For program point L809-3(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,724 INFO L274 CegarLoopResult]: For program point L809-4(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,724 INFO L274 CegarLoopResult]: For program point L809-5(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,724 INFO L274 CegarLoopResult]: For program point L809-6(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,725 INFO L274 CegarLoopResult]: For program point L809-7(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,725 INFO L274 CegarLoopResult]: For program point L809-8(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,725 INFO L274 CegarLoopResult]: For program point L809-9(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,726 INFO L274 CegarLoopResult]: For program point L809-10(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,726 INFO L274 CegarLoopResult]: For program point L809-11(lines 809 826) no Hoare annotation was computed. [2020-10-20 01:43:44,727 INFO L270 CegarLoopResult]: At program point L777(lines 776 795) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (<= ~waterLevel~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse1 .cse10 .cse3) (and .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse1 .cse3) (and .cse10 .cse1 .cse2 .cse3 .cse4)))) [2020-10-20 01:43:44,727 INFO L274 CegarLoopResult]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2020-10-20 01:43:44,727 INFO L270 CegarLoopResult]: At program point L777-2(lines 776 795) the Hoare annotation is: false [2020-10-20 01:43:44,728 INFO L270 CegarLoopResult]: At program point L777-3(lines 776 795) the Hoare annotation is: false [2020-10-20 01:43:44,728 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-10-20 01:43:44,728 INFO L277 CegarLoopResult]: At program point L250(lines 231 253) the Hoare annotation is: true [2020-10-20 01:43:44,728 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-10-20 01:43:44,729 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:43:44,729 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-10-20 01:43:44,729 INFO L274 CegarLoopResult]: For program point L284-2(lines 284 290) no Hoare annotation was computed. [2020-10-20 01:43:44,729 INFO L274 CegarLoopResult]: For program point L284-4(lines 284 290) no Hoare annotation was computed. [2020-10-20 01:43:44,729 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-3(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-4(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-5(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,730 INFO L274 CegarLoopResult]: For program point L813-6(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L274 CegarLoopResult]: For program point L813-7(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L274 CegarLoopResult]: For program point L813-8(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L274 CegarLoopResult]: For program point L813-9(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L274 CegarLoopResult]: For program point L813-10(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L274 CegarLoopResult]: For program point L813-11(lines 813 821) no Hoare annotation was computed. [2020-10-20 01:43:44,731 INFO L270 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0) (<= ~waterLevel~0 2)) [2020-10-20 01:43:44,732 INFO L270 CegarLoopResult]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2020-10-20 01:43:44,732 INFO L270 CegarLoopResult]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2020-10-20 01:43:44,732 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-10-20 01:43:44,732 INFO L270 CegarLoopResult]: At program point L749-2(lines 777 783) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-10-20 01:43:44,732 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:43:44,733 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:43:44,733 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:43:44,733 INFO L270 CegarLoopResult]: At program point L321(lines 1 999) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:44,733 INFO L274 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,733 INFO L274 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,733 INFO L274 CegarLoopResult]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,734 INFO L274 CegarLoopResult]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,734 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse2 .cse10 .cse11 .cse12 .cse4 .cse13) (and .cse5 .cse6 .cse1 .cse7 .cse8 .cse9 .cse2 .cse11 .cse12 .cse4 .cse13) (and .cse0 .cse2 .cse10 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse8 .cse9 .cse10 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse8 .cse9 .cse2 .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|))))) [2020-10-20 01:43:44,734 INFO L274 CegarLoopResult]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,735 INFO L270 CegarLoopResult]: At program point L784-1(lines 784 790) the Hoare annotation is: false [2020-10-20 01:43:44,735 INFO L274 CegarLoopResult]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,735 INFO L270 CegarLoopResult]: At program point L784-2(lines 784 790) the Hoare annotation is: false [2020-10-20 01:43:44,735 INFO L274 CegarLoopResult]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,735 INFO L274 CegarLoopResult]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,735 INFO L274 CegarLoopResult]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,735 INFO L274 CegarLoopResult]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,736 INFO L274 CegarLoopResult]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,736 INFO L274 CegarLoopResult]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2020-10-20 01:43:44,736 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:43:44,736 INFO L270 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (and .cse8 .cse9 .cse10 .cse3 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) .cse5 .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not .cse6) .cse1 .cse4 (<= ~waterLevel~0 2)))) [2020-10-20 01:43:44,736 INFO L270 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2020-10-20 01:43:44,737 INFO L270 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2020-10-20 01:43:44,737 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-10-20 01:43:44,737 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse14 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse7 .cse3 .cse4) (and .cse8 .cse9 .cse0 .cse1 .cse10 .cse11 .cse2 .cse4 .cse5) (and .cse8 .cse9 .cse12 .cse10 .cse11 .cse2 .cse6 .cse13 .cse7 .cse4 .cse14) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse2 .cse6 .cse7 .cse4) (and .cse8 .cse9 .cse1 .cse12 .cse10 .cse11 .cse2 .cse13 .cse4 .cse5 .cse14)))) [2020-10-20 01:43:44,737 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2020-10-20 01:43:44,738 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-10-20 01:43:44,738 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-10-20 01:43:44,738 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-10-20 01:43:44,738 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-20 01:43:44,738 INFO L270 CegarLoopResult]: At program point L721-1(lines 721 727) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (not .cse12)) (.cse4 (= 1 ~systemActive~0)) (.cse16 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (<= ~waterLevel~0 1) .cse5 .cse6 .cse4 .cse7 .cse8 .cse9 .cse12 .cse10) (and .cse0 .cse1 .cse4 .cse5 .cse8 .cse9 (or (and .cse2 .cse13 .cse10) (and .cse14 .cse2 .cse10)) .cse11) (and .cse5 .cse4 .cse13 .cse12 .cse10 .cse11) (and .cse14 .cse4 .cse5 .cse12 .cse10) (and .cse15 .cse4 .cse12 .cse16 .cse10 .cse17 .cse11) (and .cse0 .cse1 .cse15 .cse2 .cse3 .cse4 .cse16 .cse10 .cse17 .cse11)))) [2020-10-20 01:43:44,739 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-20 01:43:44,739 INFO L274 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-10-20 01:43:44,739 INFO L274 CegarLoopResult]: For program point L259-2(line 259) no Hoare annotation was computed. [2020-10-20 01:43:44,739 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:43:44,739 INFO L270 CegarLoopResult]: At program point L988(lines 973 991) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-10-20 01:43:44,741 INFO L270 CegarLoopResult]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2020-10-20 01:43:44,742 INFO L270 CegarLoopResult]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2020-10-20 01:43:44,742 INFO L270 CegarLoopResult]: At program point L988-3(lines 973 991) the Hoare annotation is: false [2020-10-20 01:43:44,742 INFO L270 CegarLoopResult]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2020-10-20 01:43:44,742 INFO L270 CegarLoopResult]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2020-10-20 01:43:44,742 INFO L270 CegarLoopResult]: At program point L329(lines 324 332) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:44,743 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:43:44,744 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:44,745 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: false [2020-10-20 01:43:44,745 INFO L270 CegarLoopResult]: At program point L165-2(lines 165 179) the Hoare annotation is: false [2020-10-20 01:43:44,745 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-20 01:43:44,746 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,746 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,746 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,746 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-6(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-7(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-8(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,747 INFO L274 CegarLoopResult]: For program point L133-9(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,748 INFO L274 CegarLoopResult]: For program point L133-10(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,748 INFO L274 CegarLoopResult]: For program point L133-11(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:43:44,748 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-10-20 01:43:44,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:43:44 BoogieIcfgContainer [2020-10-20 01:43:44,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:43:44,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:43:44,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:43:44,830 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:43:44,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30" (3/4) ... [2020-10-20 01:43:44,835 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:43:44,860 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:43:44,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:43:44,864 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:43:44,866 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:43:44,868 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:43:44,870 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:44,872 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:44,905 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-10-20 01:43:44,906 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-10-20 01:43:44,906 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-20 01:43:44,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-20 01:43:44,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-10-20 01:43:44,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) [2020-10-20 01:43:44,909 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-10-20 01:43:44,910 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-10-20 01:43:44,911 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-10-20 01:43:44,912 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-10-20 01:43:44,912 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) [2020-10-20 01:43:44,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-20 01:43:44,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 [2020-10-20 01:43:44,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-10-20 01:43:44,916 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-10-20 01:43:45,065 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:43:45,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:43:45,067 INFO L168 Benchmark]: Toolchain (without parser) took 16559.88 ms. Allocated memory was 35.7 MB in the beginning and 152.6 MB in the end (delta: 116.9 MB). Free memory was 13.0 MB in the beginning and 38.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 91.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,067 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 8.7 MB in the beginning and 8.6 MB in the end (delta: 41.5 kB). Peak memory consumption was 41.5 kB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.84 ms. Allocated memory was 35.7 MB in the beginning and 43.5 MB in the end (delta: 7.9 MB). Free memory was 12.1 MB in the beginning and 25.9 MB in the end (delta: -13.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.98 ms. Allocated memory is still 43.5 MB. Free memory was 25.9 MB in the beginning and 20.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,069 INFO L168 Benchmark]: Boogie Preprocessor took 116.37 ms. Allocated memory is still 43.5 MB. Free memory was 20.5 MB in the beginning and 16.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,076 INFO L168 Benchmark]: RCFGBuilder took 1368.70 ms. Allocated memory was 43.5 MB in the beginning and 51.9 MB in the end (delta: 8.4 MB). Free memory was 16.6 MB in the beginning and 23.3 MB in the end (delta: -6.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,077 INFO L168 Benchmark]: TraceAbstraction took 14020.67 ms. Allocated memory was 51.9 MB in the beginning and 152.6 MB in the end (delta: 100.7 MB). Free memory was 22.9 MB in the beginning and 62.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 111.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,078 INFO L168 Benchmark]: Witness Printer took 235.32 ms. Allocated memory is still 152.6 MB. Free memory was 62.1 MB in the beginning and 38.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:45,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 8.7 MB in the beginning and 8.6 MB in the end (delta: 41.5 kB). Peak memory consumption was 41.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 654.84 ms. Allocated memory was 35.7 MB in the beginning and 43.5 MB in the end (delta: 7.9 MB). Free memory was 12.1 MB in the beginning and 25.9 MB in the end (delta: -13.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 146.98 ms. Allocated memory is still 43.5 MB. Free memory was 25.9 MB in the beginning and 20.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 116.37 ms. Allocated memory is still 43.5 MB. Free memory was 20.5 MB in the beginning and 16.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1368.70 ms. Allocated memory was 43.5 MB in the beginning and 51.9 MB in the end (delta: 8.4 MB). Free memory was 16.6 MB in the beginning and 23.3 MB in the end (delta: -6.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 14.3 GB. * TraceAbstraction took 14020.67 ms. Allocated memory was 51.9 MB in the beginning and 152.6 MB in the end (delta: 100.7 MB). Free memory was 22.9 MB in the beginning and 62.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 111.3 MB. Max. memory is 14.3 GB. * Witness Printer took 235.32 ms. Allocated memory is still 152.6 MB. Free memory was 62.1 MB in the beginning and 38.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 14.3 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: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: 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: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.7s, OverallIterations: 14, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1795 SDtfs, 2759 SDslu, 2951 SDs, 0 SdLazy, 466 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 1374 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 323 NumberOfFragments, 1736 HoareAnnotationTreeSize, 70 FomulaSimplifications, 5304808 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 164276 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 591 ConstructedInterpolants, 0 QuantifiedInterpolants, 52791 SizeOfPredicates, 8 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 68/88 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...