./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62215579489c65348c20dcb35d4d11bc17ff5b74 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:11,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:11,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:11,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:11,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:11,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:11,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:11,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:11,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:11,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:11,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:11,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:11,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:11,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:11,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:11,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:11,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:11,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:11,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:11,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:11,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:11,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:11,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:11,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:11,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:11,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:11,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:11,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:11,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:11,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:11,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:11,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:11,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:11,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:11,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:11,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:11,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:11,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:11,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:11,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:11,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:11,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:00:11,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:11,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:11,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:11,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:11,676 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:11,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:11,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:11,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:11,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:11,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:11,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:11,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:00:11,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:11,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:11,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:00:11,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:00:11,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:00:11,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:11,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:00:11,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:00:11,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:11,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:00:11,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:00:11,682 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 62215579489c65348c20dcb35d4d11bc17ff5b74 [2019-10-22 09:00:11,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:11,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:11,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:11,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:11,732 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:11,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-10-22 09:00:11,804 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/data/a60f0330c/a1649c92f69c4b278e60b8022806b1aa/FLAG6a95c2d23 [2019-10-22 09:00:12,193 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:12,194 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2019-10-22 09:00:12,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/data/a60f0330c/a1649c92f69c4b278e60b8022806b1aa/FLAG6a95c2d23 [2019-10-22 09:00:12,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/data/a60f0330c/a1649c92f69c4b278e60b8022806b1aa [2019-10-22 09:00:12,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:12,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:12,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:12,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:12,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:12,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:12" (1/1) ... [2019-10-22 09:00:12,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2c5c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:12, skipping insertion in model container [2019-10-22 09:00:12,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:12" (1/1) ... [2019-10-22 09:00:12,562 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:12,609 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:12,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:13,002 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:13,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:13,105 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:13,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13 WrapperNode [2019-10-22 09:00:13,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:13,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:13,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:00:13,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:00:13,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:13,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:13,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:13,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:13,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... [2019-10-22 09:00:13,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:13,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:13,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:13,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:13,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:00:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:00:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:00:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:14,490 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:14,490 INFO L284 CfgBuilder]: Removed 348 assume(true) statements. [2019-10-22 09:00:14,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:14 BoogieIcfgContainer [2019-10-22 09:00:14,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:14,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:00:14,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:00:14,497 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:00:14,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:00:12" (1/3) ... [2019-10-22 09:00:14,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bea630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:14, skipping insertion in model container [2019-10-22 09:00:14,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:13" (2/3) ... [2019-10-22 09:00:14,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bea630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:14, skipping insertion in model container [2019-10-22 09:00:14,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:14" (3/3) ... [2019-10-22 09:00:14,501 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2019-10-22 09:00:14,514 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:00:14,524 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 09:00:14,536 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 09:00:14,574 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:00:14,574 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:00:14,574 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:00:14,575 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:14,575 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:14,575 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:00:14,575 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:14,575 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:00:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2019-10-22 09:00:14,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 09:00:14,611 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:14,612 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:14,614 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:14,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:14,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1538221509, now seen corresponding path program 1 times [2019-10-22 09:00:14,629 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:14,630 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726179268] [2019-10-22 09:00:14,630 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:14,630 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:14,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:14,882 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726179268] [2019-10-22 09:00:14,883 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:14,883 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:00:14,883 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423890202] [2019-10-22 09:00:14,886 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:00:14,886 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:14,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:00:14,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:00:14,897 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2019-10-22 09:00:14,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:14,939 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2019-10-22 09:00:14,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:00:14,940 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 09:00:14,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:14,952 INFO L225 Difference]: With dead ends: 444 [2019-10-22 09:00:14,952 INFO L226 Difference]: Without dead ends: 221 [2019-10-22 09:00:14,956 INFO L600 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 [2019-10-22 09:00:14,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-10-22 09:00:15,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2019-10-22 09:00:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-10-22 09:00:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2019-10-22 09:00:15,006 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2019-10-22 09:00:15,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:15,006 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2019-10-22 09:00:15,007 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:00:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2019-10-22 09:00:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 09:00:15,008 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:15,008 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:15,008 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:15,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:15,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1505952337, now seen corresponding path program 1 times [2019-10-22 09:00:15,009 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:15,009 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305814961] [2019-10-22 09:00:15,009 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,009 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:15,127 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305814961] [2019-10-22 09:00:15,128 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:15,128 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:00:15,128 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948901479] [2019-10-22 09:00:15,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:00:15,129 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:15,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:00:15,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:00:15,130 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2019-10-22 09:00:15,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:15,147 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2019-10-22 09:00:15,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:00:15,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 09:00:15,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:15,149 INFO L225 Difference]: With dead ends: 221 [2019-10-22 09:00:15,149 INFO L226 Difference]: Without dead ends: 83 [2019-10-22 09:00:15,150 INFO L600 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 [2019-10-22 09:00:15,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-10-22 09:00:15,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-10-22 09:00:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 09:00:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2019-10-22 09:00:15,158 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2019-10-22 09:00:15,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:15,158 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2019-10-22 09:00:15,158 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:00:15,158 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2019-10-22 09:00:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:00:15,164 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:15,164 INFO L380 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] [2019-10-22 09:00:15,167 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:15,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:15,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1849279646, now seen corresponding path program 1 times [2019-10-22 09:00:15,168 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:15,168 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458933290] [2019-10-22 09:00:15,168 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,168 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:15,257 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458933290] [2019-10-22 09:00:15,257 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:15,257 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:00:15,257 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858439712] [2019-10-22 09:00:15,258 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:00:15,258 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:15,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:00:15,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:00:15,259 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 6 states. [2019-10-22 09:00:15,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:15,345 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2019-10-22 09:00:15,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:00:15,346 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 09:00:15,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:15,347 INFO L225 Difference]: With dead ends: 160 [2019-10-22 09:00:15,347 INFO L226 Difference]: Without dead ends: 83 [2019-10-22 09:00:15,348 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:15,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-10-22 09:00:15,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-10-22 09:00:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 09:00:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2019-10-22 09:00:15,356 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2019-10-22 09:00:15,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:15,357 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2019-10-22 09:00:15,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:00:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2019-10-22 09:00:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 09:00:15,358 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:15,358 INFO L380 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] [2019-10-22 09:00:15,358 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:15,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:15,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1583482167, now seen corresponding path program 1 times [2019-10-22 09:00:15,359 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:15,359 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879415147] [2019-10-22 09:00:15,360 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,360 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:15,414 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879415147] [2019-10-22 09:00:15,414 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:15,414 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:00:15,415 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94327017] [2019-10-22 09:00:15,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:00:15,415 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:15,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:00:15,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:00:15,416 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2019-10-22 09:00:15,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:15,458 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2019-10-22 09:00:15,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:00:15,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-10-22 09:00:15,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:15,460 INFO L225 Difference]: With dead ends: 166 [2019-10-22 09:00:15,460 INFO L226 Difference]: Without dead ends: 89 [2019-10-22 09:00:15,461 INFO L600 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 [2019-10-22 09:00:15,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-10-22 09:00:15,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2019-10-22 09:00:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-22 09:00:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2019-10-22 09:00:15,471 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2019-10-22 09:00:15,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:15,471 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2019-10-22 09:00:15,471 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:00:15,471 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2019-10-22 09:00:15,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 09:00:15,472 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:15,472 INFO L380 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] [2019-10-22 09:00:15,473 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:15,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:15,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1877204683, now seen corresponding path program 1 times [2019-10-22 09:00:15,473 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:15,474 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767549944] [2019-10-22 09:00:15,474 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,474 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:15,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:15,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767549944] [2019-10-22 09:00:15,575 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:15,576 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:00:15,576 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378873594] [2019-10-22 09:00:15,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:00:15,577 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:15,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:00:15,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:15,577 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 8 states. [2019-10-22 09:00:15,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:15,923 INFO L93 Difference]: Finished difference Result 568 states and 818 transitions. [2019-10-22 09:00:15,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 09:00:15,924 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2019-10-22 09:00:15,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:15,926 INFO L225 Difference]: With dead ends: 568 [2019-10-22 09:00:15,926 INFO L226 Difference]: Without dead ends: 487 [2019-10-22 09:00:15,929 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2019-10-22 09:00:15,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2019-10-22 09:00:15,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2019-10-22 09:00:15,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-10-22 09:00:15,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2019-10-22 09:00:15,965 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2019-10-22 09:00:15,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:15,965 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2019-10-22 09:00:15,965 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:00:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2019-10-22 09:00:15,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 09:00:15,968 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:15,968 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:15,968 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:15,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:15,969 INFO L82 PathProgramCache]: Analyzing trace with hash 26564831, now seen corresponding path program 1 times [2019-10-22 09:00:15,969 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:15,969 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279761586] [2019-10-22 09:00:15,969 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,969 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:15,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 09:00:16,036 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279761586] [2019-10-22 09:00:16,036 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:16,037 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:00:16,037 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933306350] [2019-10-22 09:00:16,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:00:16,037 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:16,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:00:16,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:00:16,038 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand 5 states. [2019-10-22 09:00:16,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:16,124 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2019-10-22 09:00:16,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:00:16,125 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-10-22 09:00:16,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:16,126 INFO L225 Difference]: With dead ends: 540 [2019-10-22 09:00:16,127 INFO L226 Difference]: Without dead ends: 342 [2019-10-22 09:00:16,127 INFO L600 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 [2019-10-22 09:00:16,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2019-10-22 09:00:16,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2019-10-22 09:00:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-10-22 09:00:16,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2019-10-22 09:00:16,158 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2019-10-22 09:00:16,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:16,160 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2019-10-22 09:00:16,160 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:00:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2019-10-22 09:00:16,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 09:00:16,162 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:16,162 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:16,162 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:16,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:16,163 INFO L82 PathProgramCache]: Analyzing trace with hash 728164705, now seen corresponding path program 1 times [2019-10-22 09:00:16,163 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:16,163 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176072387] [2019-10-22 09:00:16,163 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,163 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 09:00:16,227 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176072387] [2019-10-22 09:00:16,227 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:16,227 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:00:16,227 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973990937] [2019-10-22 09:00:16,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:00:16,228 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:16,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:00:16,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:00:16,229 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand 4 states. [2019-10-22 09:00:16,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:16,298 INFO L93 Difference]: Finished difference Result 476 states and 640 transitions. [2019-10-22 09:00:16,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:00:16,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2019-10-22 09:00:16,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:16,300 INFO L225 Difference]: With dead ends: 476 [2019-10-22 09:00:16,301 INFO L226 Difference]: Without dead ends: 257 [2019-10-22 09:00:16,301 INFO L600 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 [2019-10-22 09:00:16,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2019-10-22 09:00:16,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 191. [2019-10-22 09:00:16,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-10-22 09:00:16,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2019-10-22 09:00:16,320 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2019-10-22 09:00:16,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:16,321 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2019-10-22 09:00:16,321 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:00:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2019-10-22 09:00:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 09:00:16,326 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:16,327 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:16,327 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:16,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:16,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1967630623, now seen corresponding path program 1 times [2019-10-22 09:00:16,328 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:16,328 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635705254] [2019-10-22 09:00:16,328 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,328 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 09:00:16,448 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635705254] [2019-10-22 09:00:16,448 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:16,448 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:00:16,448 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541831628] [2019-10-22 09:00:16,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:00:16,449 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:16,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:00:16,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:00:16,449 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand 6 states. [2019-10-22 09:00:16,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:16,752 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2019-10-22 09:00:16,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 09:00:16,753 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-10-22 09:00:16,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:16,755 INFO L225 Difference]: With dead ends: 871 [2019-10-22 09:00:16,755 INFO L226 Difference]: Without dead ends: 686 [2019-10-22 09:00:16,756 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-10-22 09:00:16,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2019-10-22 09:00:16,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2019-10-22 09:00:16,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-10-22 09:00:16,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2019-10-22 09:00:16,789 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2019-10-22 09:00:16,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:16,791 INFO L462 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2019-10-22 09:00:16,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:00:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2019-10-22 09:00:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 09:00:16,793 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:16,793 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:16,793 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:16,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:16,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1827053301, now seen corresponding path program 1 times [2019-10-22 09:00:16,793 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:16,794 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85692856] [2019-10-22 09:00:16,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:16,794 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:16,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 09:00:16,853 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85692856] [2019-10-22 09:00:16,854 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:16,854 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:00:16,854 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447859913] [2019-10-22 09:00:16,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:00:16,854 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:16,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:00:16,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:00:16,856 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand 5 states. [2019-10-22 09:00:17,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:17,044 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2019-10-22 09:00:17,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:00:17,044 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-10-22 09:00:17,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:17,048 INFO L225 Difference]: With dead ends: 1022 [2019-10-22 09:00:17,048 INFO L226 Difference]: Without dead ends: 1020 [2019-10-22 09:00:17,049 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:00:17,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2019-10-22 09:00:17,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2019-10-22 09:00:17,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-10-22 09:00:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2019-10-22 09:00:17,084 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2019-10-22 09:00:17,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:17,084 INFO L462 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2019-10-22 09:00:17,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:00:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2019-10-22 09:00:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 09:00:17,086 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:17,090 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:17,091 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:17,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:17,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1078505529, now seen corresponding path program 1 times [2019-10-22 09:00:17,092 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:17,092 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377867755] [2019-10-22 09:00:17,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:17,167 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377867755] [2019-10-22 09:00:17,167 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802922731] [2019-10-22 09:00:17,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:17,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-22 09:00:17,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:17,330 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:17,330 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-10-22 09:00:17,330 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946880438] [2019-10-22 09:00:17,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:00:17,332 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:17,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:00:17,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:00:17,334 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand 6 states. [2019-10-22 09:00:17,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:17,558 INFO L93 Difference]: Finished difference Result 1114 states and 1467 transitions. [2019-10-22 09:00:17,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:00:17,559 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-10-22 09:00:17,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:17,562 INFO L225 Difference]: With dead ends: 1114 [2019-10-22 09:00:17,562 INFO L226 Difference]: Without dead ends: 796 [2019-10-22 09:00:17,563 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-10-22 09:00:17,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2019-10-22 09:00:17,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 468. [2019-10-22 09:00:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-10-22 09:00:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 604 transitions. [2019-10-22 09:00:17,606 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 604 transitions. Word has length 60 [2019-10-22 09:00:17,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:17,607 INFO L462 AbstractCegarLoop]: Abstraction has 468 states and 604 transitions. [2019-10-22 09:00:17,607 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:00:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 604 transitions. [2019-10-22 09:00:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-22 09:00:17,609 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:17,610 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:17,810 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:17,811 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:17,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:17,811 INFO L82 PathProgramCache]: Analyzing trace with hash 791216067, now seen corresponding path program 2 times [2019-10-22 09:00:17,811 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:17,811 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489877415] [2019-10-22 09:00:17,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 09:00:17,967 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489877415] [2019-10-22 09:00:17,968 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:17,968 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:00:17,968 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186534325] [2019-10-22 09:00:17,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:00:17,969 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:17,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:00:17,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:00:17,969 INFO L87 Difference]: Start difference. First operand 468 states and 604 transitions. Second operand 5 states. [2019-10-22 09:00:18,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:18,290 INFO L93 Difference]: Finished difference Result 1418 states and 1848 transitions. [2019-10-22 09:00:18,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:00:18,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2019-10-22 09:00:18,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:18,294 INFO L225 Difference]: With dead ends: 1418 [2019-10-22 09:00:18,294 INFO L226 Difference]: Without dead ends: 1004 [2019-10-22 09:00:18,295 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:18,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2019-10-22 09:00:18,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 644. [2019-10-22 09:00:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2019-10-22 09:00:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 823 transitions. [2019-10-22 09:00:18,374 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 823 transitions. Word has length 85 [2019-10-22 09:00:18,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:18,374 INFO L462 AbstractCegarLoop]: Abstraction has 644 states and 823 transitions. [2019-10-22 09:00:18,374 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:00:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 823 transitions. [2019-10-22 09:00:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-22 09:00:18,378 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:18,379 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:18,379 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:00:18,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:18,379 INFO L82 PathProgramCache]: Analyzing trace with hash 396849281, now seen corresponding path program 1 times [2019-10-22 09:00:18,380 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:18,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752735497] [2019-10-22 09:00:18,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 09:00:18,468 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752735497] [2019-10-22 09:00:18,468 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:18,468 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:00:18,468 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833750864] [2019-10-22 09:00:18,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:00:18,469 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:18,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:00:18,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:00:18,470 INFO L87 Difference]: Start difference. First operand 644 states and 823 transitions. Second operand 7 states. [2019-10-22 09:00:18,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:18,636 INFO L93 Difference]: Finished difference Result 1228 states and 1564 transitions. [2019-10-22 09:00:18,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:00:18,637 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2019-10-22 09:00:18,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:18,637 INFO L225 Difference]: With dead ends: 1228 [2019-10-22 09:00:18,637 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:00:18,639 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-10-22 09:00:18,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:00:18,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:00:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:00:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:00:18,639 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2019-10-22 09:00:18,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:18,640 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:00:18,640 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:00:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:00:18,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:00:18,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:00:18,813 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 81 [2019-10-22 09:00:19,025 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 134 [2019-10-22 09:00:19,203 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 137 [2019-10-22 09:00:19,854 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 205 [2019-10-22 09:00:20,138 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 199 [2019-10-22 09:00:20,376 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 186 [2019-10-22 09:00:20,618 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 192 [2019-10-22 09:00:20,732 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 150 [2019-10-22 09:00:20,902 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2019-10-22 09:00:21,252 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 22 [2019-10-22 09:00:21,624 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2019-10-22 09:00:21,844 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2019-10-22 09:00:22,005 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 27 [2019-10-22 09:00:22,568 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 24 [2019-10-22 09:00:23,259 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 21 [2019-10-22 09:00:23,864 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 21 [2019-10-22 09:00:24,272 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 14 [2019-10-22 09:00:24,814 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 30 [2019-10-22 09:00:25,131 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 30 [2019-10-22 09:00:25,134 INFO L439 ceAbstractionStarter]: At program point L961(lines 957 963) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) [2019-10-22 09:00:25,134 INFO L439 ceAbstractionStarter]: At program point L105(lines 104 123) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,134 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 105 111) no Hoare annotation was computed. [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L105-2(lines 104 123) the Hoare annotation is: false [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L105-3(lines 104 123) the Hoare annotation is: false [2019-10-22 09:00:25,135 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2019-10-22 09:00:25,135 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 377) no Hoare annotation was computed. [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L371-1(lines 371 377) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) (and (= 1 ~systemActive~0) .cse0 .cse1 .cse2)))) [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L505(lines 500 508) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L505-1(lines 500 508) the Hoare annotation is: false [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L505-2(lines 500 508) the Hoare annotation is: false [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L505-3(lines 500 508) the Hoare annotation is: false [2019-10-22 09:00:25,135 INFO L439 ceAbstractionStarter]: At program point L505-4(lines 500 508) the Hoare annotation is: false [2019-10-22 09:00:25,136 INFO L439 ceAbstractionStarter]: At program point L505-5(lines 500 508) the Hoare annotation is: false [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-3(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-5(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-6(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-8(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-9(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-11(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,136 INFO L443 ceAbstractionStarter]: For program point L308-12(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-14(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-15(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-17(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-18(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-20(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-21(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-23(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-24(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-26(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-27(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-29(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-30(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,137 INFO L443 ceAbstractionStarter]: For program point L308-32(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,138 INFO L443 ceAbstractionStarter]: For program point L308-33(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,138 INFO L443 ceAbstractionStarter]: For program point L308-35(lines 308 312) no Hoare annotation was computed. [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L112(lines 112 118) the Hoare annotation is: (let ((.cse0 (and (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)))) (or (and .cse0 (<= 2 ~waterLevel~0)) (and (and (= ~pumpRunning~0 0) .cse0) (<= 1 ~waterLevel~0)))) [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L112-1(lines 112 118) the Hoare annotation is: false [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L112-2(lines 112 118) the Hoare annotation is: false [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L314(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L314-1(lines 299 317) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_processEnvironment_~tmp~2)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2019-10-22 09:00:25,138 INFO L439 ceAbstractionStarter]: At program point L314-2(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,139 INFO L439 ceAbstractionStarter]: At program point L314-3(lines 299 317) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse1 (<= 1 ~waterLevel~0) .cse2 .cse3 .cse4) (and (and .cse0 .cse1 .cse3 .cse4) (<= 2 ~waterLevel~0) .cse2))) [2019-10-22 09:00:25,139 INFO L439 ceAbstractionStarter]: At program point L314-4(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,139 INFO L439 ceAbstractionStarter]: At program point L314-5(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,139 INFO L439 ceAbstractionStarter]: At program point L314-6(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L314-7(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L314-8(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L314-9(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L314-10(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L314-11(lines 299 317) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 392) no Hoare annotation was computed. [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L250(lines 243 253) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L250-1(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L250-2(lines 243 253) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~2) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,140 INFO L439 ceAbstractionStarter]: At program point L250-3(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-4(lines 243 253) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-5(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-6(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-7(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-8(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-9(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-10(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-11(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-12(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-13(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L250-14(lines 243 253) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450(lines 445 453) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-1(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-2(lines 445 453) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~2) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-3(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-4(lines 445 453) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-5(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-6(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-7(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,141 INFO L439 ceAbstractionStarter]: At program point L450-8(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-9(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-10(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-11(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-12(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-13(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L450-14(lines 445 453) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L913-2(lines 913 927) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 531) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L518-1(lines 1 996) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) .cse2 .cse6 .cse4 .cse5) (and (and .cse6 (and .cse0 .cse2 .cse4 .cse5)) .cse1 (<= 1 ~waterLevel~0) .cse3))) [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L518-2(lines 518 531) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L518-3(lines 1 996) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L518-4(lines 518 531) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L439 ceAbstractionStarter]: At program point L518-5(lines 1 996) the Hoare annotation is: false [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 391) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L387-2(lines 105 111) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 206) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 206) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L189-2(lines 189 206) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L917(lines 917 921) no Hoare annotation was computed. [2019-10-22 09:00:25,142 INFO L443 ceAbstractionStarter]: For program point L917-1(lines 105 111) no Hoare annotation was computed. [2019-10-22 09:00:25,143 INFO L443 ceAbstractionStarter]: For program point L984(lines 984 991) no Hoare annotation was computed. [2019-10-22 09:00:25,143 INFO L446 ceAbstractionStarter]: At program point L984-1(lines 984 991) the Hoare annotation is: true [2019-10-22 09:00:25,143 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 528) no Hoare annotation was computed. [2019-10-22 09:00:25,143 INFO L443 ceAbstractionStarter]: For program point L522-2(lines 522 528) no Hoare annotation was computed. [2019-10-22 09:00:25,143 INFO L443 ceAbstractionStarter]: For program point L522-4(lines 522 528) no Hoare annotation was computed. [2019-10-22 09:00:25,143 INFO L439 ceAbstractionStarter]: At program point L259(lines 254 262) the Hoare annotation is: false [2019-10-22 09:00:25,144 INFO L439 ceAbstractionStarter]: At program point L259-1(lines 254 262) the Hoare annotation is: false [2019-10-22 09:00:25,144 INFO L443 ceAbstractionStarter]: For program point L193(lines 193 201) no Hoare annotation was computed. [2019-10-22 09:00:25,144 INFO L439 ceAbstractionStarter]: At program point L259-2(lines 254 262) the Hoare annotation is: false [2019-10-22 09:00:25,144 INFO L443 ceAbstractionStarter]: For program point L193-1(lines 193 201) no Hoare annotation was computed. [2019-10-22 09:00:25,144 INFO L443 ceAbstractionStarter]: For program point L193-2(lines 193 201) no Hoare annotation was computed. [2019-10-22 09:00:25,144 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-2(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-3(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-5(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-6(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-8(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-9(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-11(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-12(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-14(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-15(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L327-17(lines 327 331) no Hoare annotation was computed. [2019-10-22 09:00:25,145 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L397(lines 350 398) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L446 ceAbstractionStarter]: At program point L993(lines 974 996) the Hoare annotation is: true [2019-10-22 09:00:25,146 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333(lines 318 336) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|)) (= 0 ULTIMATE.start_processEnvironment_~tmp~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~11 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333-1(lines 318 336) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333-2(lines 318 336) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333-3(lines 318 336) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333-4(lines 318 336) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L439 ceAbstractionStarter]: At program point L333-5(lines 318 336) the Hoare annotation is: false [2019-10-22 09:00:25,146 INFO L443 ceAbstractionStarter]: For program point L137(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,147 INFO L443 ceAbstractionStarter]: For program point L137-1(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,147 INFO L443 ceAbstractionStarter]: For program point L137-2(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,147 INFO L443 ceAbstractionStarter]: For program point L137-3(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,147 INFO L443 ceAbstractionStarter]: For program point L137-4(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,147 INFO L443 ceAbstractionStarter]: For program point L137-5(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-6(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-7(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-8(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-9(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-10(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L137-11(lines 137 154) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L439 ceAbstractionStarter]: At program point L74(lines 1 996) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L141-3(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,148 INFO L443 ceAbstractionStarter]: For program point L141-4(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-5(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-6(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-7(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-8(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-9(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-10(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L141-11(lines 141 149) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L439 ceAbstractionStarter]: At program point L82(lines 77 85) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 417) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L413-3(lines 413 417) no Hoare annotation was computed. [2019-10-22 09:00:25,149 INFO L443 ceAbstractionStarter]: For program point L413-6(lines 413 417) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L439 ceAbstractionStarter]: At program point L482(lines 477 485) the Hoare annotation is: (let ((.cse1 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and .cse1 (<= 1 ~waterLevel~0) (and .cse0 .cse2 .cse3 .cse4) (= ~pumpRunning~0 0)))) [2019-10-22 09:00:25,150 INFO L439 ceAbstractionStarter]: At program point L482-1(lines 477 485) the Hoare annotation is: false [2019-10-22 09:00:25,150 INFO L439 ceAbstractionStarter]: At program point L482-2(lines 477 485) the Hoare annotation is: false [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L352(lines 351 396) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 357) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-2(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-4(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-6(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-8(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-10(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,150 INFO L443 ceAbstractionStarter]: For program point L225-12(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,151 INFO L443 ceAbstractionStarter]: For program point L225-14(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,151 INFO L443 ceAbstractionStarter]: For program point L225-16(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,151 INFO L443 ceAbstractionStarter]: For program point L225-18(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,151 INFO L443 ceAbstractionStarter]: For program point L225-20(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,151 INFO L443 ceAbstractionStarter]: For program point L225-22(lines 225 231) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-2(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-3(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-4(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-5(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-6(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-7(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-8(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-9(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-10(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,152 INFO L443 ceAbstractionStarter]: For program point L490-11(lines 490 496) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 367) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L439 ceAbstractionStarter]: At program point L361-1(lines 361 367) the Hoare annotation is: (let ((.cse0 (= 1 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= 2 ~waterLevel~0) (and (= 1 ~systemActive~0) .cse1 .cse3 .cse4)) (and (and .cse0 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) .cse1 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7) .cse2 .cse3 .cse4) (= |ULTIMATE.start_valid_product_#res| 1)))) [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163-1(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163-2(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163-3(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163-4(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,153 INFO L443 ceAbstractionStarter]: For program point L163-5(lines 163 180) no Hoare annotation was computed. [2019-10-22 09:00:25,154 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-1(lines 486 499) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_processEnvironment_~tmp~2)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-2(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-3(lines 486 499) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~11 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and (and (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 .cse3) .cse4) (<= 1 ~waterLevel~0)) (and (and .cse0 .cse1 .cse2 .cse3) (<= 2 ~waterLevel~0) .cse4))) [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-4(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-5(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-6(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-7(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-8(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,154 INFO L439 ceAbstractionStarter]: At program point L495-9(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,155 INFO L439 ceAbstractionStarter]: At program point L495-10(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,155 INFO L439 ceAbstractionStarter]: At program point L495-11(lines 486 499) the Hoare annotation is: false [2019-10-22 09:00:25,155 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,155 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,155 INFO L443 ceAbstractionStarter]: For program point L167-2(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,156 INFO L443 ceAbstractionStarter]: For program point L167-3(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,156 INFO L443 ceAbstractionStarter]: For program point L167-4(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,156 INFO L443 ceAbstractionStarter]: For program point L167-5(lines 167 175) no Hoare annotation was computed. [2019-10-22 09:00:25,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:00:25 BoogieIcfgContainer [2019-10-22 09:00:25,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:00:25,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:25,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:25,182 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:25,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:14" (3/4) ... [2019-10-22 09:00:25,186 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:00:25,210 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:00:25,215 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 09:00:25,218 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:00:25,219 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 09:00:25,220 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:00:25,221 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:00:25,249 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-10-22 09:00:25,249 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive [2019-10-22 09:00:25,250 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && 1 <= tmp) && tmp == systemActive) && 0 == splverifierCounter) || ((((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter)) || ((((pumpRunning == 0 && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) && 1 <= tmp) [2019-10-22 09:00:25,250 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (2 <= waterLevel && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 == waterLevel && 1 <= \result) && \result == systemActive) && 1 <= tmp) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) && \result == 1) [2019-10-22 09:00:25,250 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == waterLevel && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (2 <= waterLevel && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) [2019-10-22 09:00:25,251 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,251 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) || ((pumpRunning == 0 && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) [2019-10-22 09:00:25,252 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((1 <= \result && 1 <= waterLevel) && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) [2019-10-22 09:00:25,252 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,253 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,253 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == systemActive) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || (((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && pumpRunning == 0) [2019-10-22 09:00:25,254 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == \result && \result == 1) && 1 == systemActive) && 1 == tmp) && 0 == tmp___0) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && pumpRunning == 0) [2019-10-22 09:00:25,255 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == tmp) && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,255 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && 1 == systemActive) && 0 == tmp) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || ((((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) [2019-10-22 09:00:25,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == systemActive && !(0 == \result)) && 0 == tmp) && 0 == \result) && 0 == tmp) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == \result && \result == 1) && 1 == systemActive) && 0 == tmp) && 1 == tmp) && 0 == tmp___0) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || ((((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) [2019-10-22 09:00:25,257 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,258 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,258 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter [2019-10-22 09:00:25,335 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a2dad306-4279-46f2-8162-7d5a0a73a9a2/bin/uautomizer/witness.graphml [2019-10-22 09:00:25,336 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:25,337 INFO L168 Benchmark]: Toolchain (without parser) took 12792.17 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 430.4 MB). Free memory was 939.1 MB in the beginning and 1.3 GB in the end (delta: -332.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,337 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:25,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,338 INFO L168 Benchmark]: Boogie Preprocessor took 79.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,338 INFO L168 Benchmark]: RCFGBuilder took 1223.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,338 INFO L168 Benchmark]: TraceAbstraction took 10687.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -287.9 MB). Peak memory consumption was 505.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,338 INFO L168 Benchmark]: Witness Printer took 153.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:25,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 560.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1223.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10687.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -287.9 MB). Peak memory consumption was 505.3 MB. Max. memory is 11.5 GB. * Witness Printer took 153.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: ((((((((((0 == \result && \result == 1) && 1 == systemActive) && 0 == tmp) && 1 == tmp) && 0 == tmp___0) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || ((((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((1 <= \result && 1 <= waterLevel) && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (((((((((0 == \result && \result == 1) && 1 == systemActive) && 1 == tmp) && 0 == tmp___0) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && pumpRunning == 0) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: ((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == tmp) && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: ((((((((1 == systemActive && !(0 == \result)) && 0 == tmp) && 0 == \result) && 0 == tmp) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((((((\result == 1 && 1 == systemActive) && 0 == tmp) && \result == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || ((((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == systemActive) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || (((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && pumpRunning == 0) - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: (((((\result == waterLevel && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (2 <= waterLevel && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == tmp) && 2 <= waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) || ((pumpRunning == 0 && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (((1 == systemActive && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == splverifierCounter - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: (((((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) || (2 <= waterLevel && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 == waterLevel && 1 <= \result) && \result == systemActive) && 1 <= tmp) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter) && \result == 1) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && 1 <= tmp) && tmp == systemActive) && 0 == splverifierCounter) || ((((((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive) && 0 == splverifierCounter)) || ((((pumpRunning == 0 && ((1 == systemActive && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) && 1 <= tmp) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Result: SAFE, OverallTime: 10.5s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, HoareTripleCheckerStatistics: 1866 SDtfs, 3240 SDslu, 3271 SDs, 0 SdLazy, 518 SolverSat, 111 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2114 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 90 LocationsWithAnnotation, 90 PreInvPairs, 296 NumberOfFragments, 770 HoareAnnotationTreeSize, 90 FomulaSimplifications, 1143408 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 90 FomulaSimplificationsInter, 400974 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 612 NumberOfCodeBlocks, 612 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 59074 SizeOfPredicates, 4 NumberOfNonLiveVariables, 433 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 184/190 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...