./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b344abba4d30d2c065bb81b7d5c104985c5373df ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:17:16,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:17:16,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:17:16,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:17:16,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:17:16,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:17:16,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:17:16,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:17:16,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:17:16,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:17:16,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:17:16,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:17:16,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:17:16,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:17:16,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:17:16,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:17:16,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:17:16,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:17:16,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:17:16,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:17:16,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:17:16,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:17:16,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:17:16,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:17:16,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:17:16,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:17:16,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:17:16,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:17:16,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:17:16,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:17:16,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:17:16,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:17:16,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:17:16,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:17:16,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:17:16,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:17:16,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:17:16,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:17:16,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:17:16,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:17:16,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:17:16,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:17:16,649 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:17:16,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:17:16,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:17:16,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:17:16,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:17:16,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:17:16,651 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:17:16,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:17:16,652 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:17:16,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:17:16,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:17:16,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:17:16,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:17:16,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:17:16,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:17:16,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:17:16,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:16,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:17:16,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b344abba4d30d2c065bb81b7d5c104985c5373df [2021-08-29 16:17:16,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:17:16,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:17:16,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:17:16,913 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:17:16,913 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:17:16,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2021-08-29 16:17:16,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62dd4f6ce/5f28fbc1cac346afa2082aa3b73d8200/FLAG86c8512f7 [2021-08-29 16:17:17,334 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:17:17,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2021-08-29 16:17:17,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62dd4f6ce/5f28fbc1cac346afa2082aa3b73d8200/FLAG86c8512f7 [2021-08-29 16:17:17,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62dd4f6ce/5f28fbc1cac346afa2082aa3b73d8200 [2021-08-29 16:17:17,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:17:17,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:17:17,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:17,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:17:17,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:17:17,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0f2986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17, skipping insertion in model container [2021-08-29 16:17:17,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:17:17,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:17:17,535 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c[10968,10981] [2021-08-29 16:17:17,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:17,624 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:17:17,681 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c[10968,10981] [2021-08-29 16:17:17,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:17,715 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:17:17,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17 WrapperNode [2021-08-29 16:17:17,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:17,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:17,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:17:17,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:17:17,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:17,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:17:17,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:17:17,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:17:17,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:17:17,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:17:17,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:17:17,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:17:17,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (1/1) ... [2021-08-29 16:17:17,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:17,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:17,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 16:17:17,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 16:17:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:17:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:17:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:17:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:17:18,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:17:18,263 INFO L299 CfgBuilder]: Removed 212 assume(true) statements. [2021-08-29 16:17:18,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:18 BoogieIcfgContainer [2021-08-29 16:17:18,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:17:18,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:17:18,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:17:18,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:17:18,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:17:17" (1/3) ... [2021-08-29 16:17:18,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5f61b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:18, skipping insertion in model container [2021-08-29 16:17:18,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:17" (2/3) ... [2021-08-29 16:17:18,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5f61b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:18, skipping insertion in model container [2021-08-29 16:17:18,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:18" (3/3) ... [2021-08-29 16:17:18,270 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2021-08-29 16:17:18,276 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:17:18,276 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:17:18,307 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:17:18,311 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 16:17:18,311 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:17:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 136 states have (on average 1.5220588235294117) internal successors, (207), 139 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:18,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:17:18,325 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:18,326 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:18,326 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:18,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:18,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1514559463, now seen corresponding path program 1 times [2021-08-29 16:17:18,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:18,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509562486] [2021-08-29 16:17:18,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:18,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:18,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:18,517 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509562486] [2021-08-29 16:17:18,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509562486] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:18,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:18,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:18,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677700596] [2021-08-29 16:17:18,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:17:18,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:18,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:17:18,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:17:18,555 INFO L87 Difference]: Start difference. First operand has 140 states, 136 states have (on average 1.5220588235294117) internal successors, (207), 139 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:18,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:18,771 INFO L93 Difference]: Finished difference Result 273 states and 406 transitions. [2021-08-29 16:17:18,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:17:18,773 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-08-29 16:17:18,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:18,779 INFO L225 Difference]: With dead ends: 273 [2021-08-29 16:17:18,779 INFO L226 Difference]: Without dead ends: 136 [2021-08-29 16:17:18,781 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:17:18,783 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 145.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.02ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 187.48ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:18,784 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 200 Unknown, 0 Unchecked, 1.02ms Time], IncrementalHoareTripleChecker [0 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 187.48ms Time] [2021-08-29 16:17:18,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-08-29 16:17:18,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2021-08-29 16:17:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 133 states have (on average 1.4661654135338347) internal successors, (195), 135 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2021-08-29 16:17:18,818 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2021-08-29 16:17:18,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:18,818 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2021-08-29 16:17:18,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2021-08-29 16:17:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-29 16:17:18,819 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:18,819 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:18,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:17:18,820 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:18,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:18,820 INFO L82 PathProgramCache]: Analyzing trace with hash 291460090, now seen corresponding path program 1 times [2021-08-29 16:17:18,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:18,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654591800] [2021-08-29 16:17:18,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:18,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:18,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:18,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654591800] [2021-08-29 16:17:18,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654591800] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:18,924 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:18,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:17:18,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608725653] [2021-08-29 16:17:18,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:18,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:18,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:18,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:18,926 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:19,055 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2021-08-29 16:17:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:19,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-08-29 16:17:19,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:19,056 INFO L225 Difference]: With dead ends: 136 [2021-08-29 16:17:19,057 INFO L226 Difference]: Without dead ends: 57 [2021-08-29 16:17:19,058 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.47ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:19,059 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 73 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.84ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 111.21ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:19,060 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 0 Invalid, 87 Unknown, 0 Unchecked, 0.84ms Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 111.21ms Time] [2021-08-29 16:17:19,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-08-29 16:17:19,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-08-29 16:17:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 56 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-08-29 16:17:19,066 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-08-29 16:17:19,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:19,067 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-08-29 16:17:19,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-08-29 16:17:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:17:19,068 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:19,069 INFO L513 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] [2021-08-29 16:17:19,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:17:19,069 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:19,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:19,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1876130146, now seen corresponding path program 1 times [2021-08-29 16:17:19,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:19,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093024434] [2021-08-29 16:17:19,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:19,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:19,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:19,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093024434] [2021-08-29 16:17:19,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093024434] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:19,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:19,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:19,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898943804] [2021-08-29 16:17:19,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:19,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:19,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:19,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:19,169 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:19,372 INFO L93 Difference]: Finished difference Result 133 states and 193 transitions. [2021-08-29 16:17:19,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:19,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-29 16:17:19,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:19,375 INFO L225 Difference]: With dead ends: 133 [2021-08-29 16:17:19,375 INFO L226 Difference]: Without dead ends: 83 [2021-08-29 16:17:19,376 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 23.33ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:17:19,377 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 303 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.86ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 171.15ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:19,378 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 0 Invalid, 124 Unknown, 0 Unchecked, 1.86ms Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 171.15ms Time] [2021-08-29 16:17:19,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-29 16:17:19,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2021-08-29 16:17:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.4615384615384615) internal successors, (114), 78 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2021-08-29 16:17:19,388 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2021-08-29 16:17:19,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:19,388 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2021-08-29 16:17:19,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2021-08-29 16:17:19,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-08-29 16:17:19,389 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:19,390 INFO L513 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] [2021-08-29 16:17:19,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:17:19,390 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:19,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:19,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1185211644, now seen corresponding path program 1 times [2021-08-29 16:17:19,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:19,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656564245] [2021-08-29 16:17:19,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:19,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:19,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:19,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656564245] [2021-08-29 16:17:19,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656564245] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:19,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:19,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:19,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823188956] [2021-08-29 16:17:19,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:19,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:19,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:19,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:19,463 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:19,559 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2021-08-29 16:17:19,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:19,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-08-29 16:17:19,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:19,560 INFO L225 Difference]: With dead ends: 175 [2021-08-29 16:17:19,560 INFO L226 Difference]: Without dead ends: 103 [2021-08-29 16:17:19,561 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.47ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:19,561 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 47 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.38ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.68ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:19,561 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 0 Invalid, 129 Unknown, 0 Unchecked, 0.38ms Time], IncrementalHoareTripleChecker [9 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 89.68ms Time] [2021-08-29 16:17:19,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-08-29 16:17:19,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2021-08-29 16:17:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.42) internal successors, (142), 100 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2021-08-29 16:17:19,567 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2021-08-29 16:17:19,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:19,568 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2021-08-29 16:17:19,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2021-08-29 16:17:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-29 16:17:19,568 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:19,568 INFO L513 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] [2021-08-29 16:17:19,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:17:19,569 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:19,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:19,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1849643669, now seen corresponding path program 1 times [2021-08-29 16:17:19,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:19,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020531659] [2021-08-29 16:17:19,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:19,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:19,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:19,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020531659] [2021-08-29 16:17:19,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020531659] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:19,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:19,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:17:19,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777699808] [2021-08-29 16:17:19,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:19,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:19,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:19,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:19,627 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:19,976 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2021-08-29 16:17:19,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:17:19,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-08-29 16:17:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:19,977 INFO L225 Difference]: With dead ends: 332 [2021-08-29 16:17:19,977 INFO L226 Difference]: Without dead ends: 238 [2021-08-29 16:17:19,978 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 23.47ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:17:19,979 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 223 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 232.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.48ms SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 307.02ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:19,979 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 0 Invalid, 490 Unknown, 0 Unchecked, 2.48ms Time], IncrementalHoareTripleChecker [14 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 307.02ms Time] [2021-08-29 16:17:19,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-08-29 16:17:19,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2021-08-29 16:17:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 98 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2021-08-29 16:17:19,987 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2021-08-29 16:17:19,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:19,988 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2021-08-29 16:17:19,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2021-08-29 16:17:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-29 16:17:19,989 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:19,989 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:19,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:17:19,989 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:19,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:19,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1013914346, now seen corresponding path program 1 times [2021-08-29 16:17:19,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:19,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763956812] [2021-08-29 16:17:19,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:19,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:20,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:20,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763956812] [2021-08-29 16:17:20,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763956812] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:20,034 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:20,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:20,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001305654] [2021-08-29 16:17:20,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:20,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:20,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:20,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:20,036 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:20,294 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2021-08-29 16:17:20,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:20,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-08-29 16:17:20,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:20,296 INFO L225 Difference]: With dead ends: 284 [2021-08-29 16:17:20,296 INFO L226 Difference]: Without dead ends: 192 [2021-08-29 16:17:20,296 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.90ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:20,296 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 133 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 177.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.23ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 233.87ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:20,297 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 0 Invalid, 424 Unknown, 0 Unchecked, 1.23ms Time], IncrementalHoareTripleChecker [6 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 233.87ms Time] [2021-08-29 16:17:20,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-08-29 16:17:20,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2021-08-29 16:17:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3653846153846154) internal successors, (142), 104 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2021-08-29 16:17:20,312 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2021-08-29 16:17:20,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:20,313 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2021-08-29 16:17:20,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2021-08-29 16:17:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-29 16:17:20,313 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:20,313 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:20,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 16:17:20,314 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:20,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:20,314 INFO L82 PathProgramCache]: Analyzing trace with hash -2025031596, now seen corresponding path program 1 times [2021-08-29 16:17:20,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:20,314 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508573702] [2021-08-29 16:17:20,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:20,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:20,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:20,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508573702] [2021-08-29 16:17:20,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508573702] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:20,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:20,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:20,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218557763] [2021-08-29 16:17:20,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:17:20,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:20,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:17:20,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:17:20,363 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:20,682 INFO L93 Difference]: Finished difference Result 301 states and 407 transitions. [2021-08-29 16:17:20,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 16:17:20,682 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-08-29 16:17:20,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:20,683 INFO L225 Difference]: With dead ends: 301 [2021-08-29 16:17:20,683 INFO L226 Difference]: Without dead ends: 203 [2021-08-29 16:17:20,684 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 27.98ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-08-29 16:17:20,684 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 296 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 214.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.77ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 279.65ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:20,684 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [296 Valid, 0 Invalid, 314 Unknown, 0 Unchecked, 1.77ms Time], IncrementalHoareTripleChecker [5 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 279.65ms Time] [2021-08-29 16:17:20,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-08-29 16:17:20,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 109. [2021-08-29 16:17:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.3518518518518519) internal successors, (146), 108 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2021-08-29 16:17:20,691 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2021-08-29 16:17:20,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:20,691 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2021-08-29 16:17:20,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2021-08-29 16:17:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-29 16:17:20,692 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:20,692 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:20,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 16:17:20,693 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:20,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:20,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1248867346, now seen corresponding path program 1 times [2021-08-29 16:17:20,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:20,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217804768] [2021-08-29 16:17:20,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:20,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:20,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:20,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217804768] [2021-08-29 16:17:20,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217804768] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:20,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:20,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:20,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533705359] [2021-08-29 16:17:20,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:20,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:20,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:20,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:20,745 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:20,851 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2021-08-29 16:17:20,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:20,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-08-29 16:17:20,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:20,852 INFO L225 Difference]: With dead ends: 261 [2021-08-29 16:17:20,852 INFO L226 Difference]: Without dead ends: 159 [2021-08-29 16:17:20,853 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.25ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:20,853 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 22 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.29ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.97ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:20,853 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 0 Invalid, 154 Unknown, 0 Unchecked, 0.29ms Time], IncrementalHoareTripleChecker [1 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 95.97ms Time] [2021-08-29 16:17:20,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-08-29 16:17:20,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2021-08-29 16:17:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 158 states have (on average 1.3227848101265822) internal successors, (209), 158 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2021-08-29 16:17:20,862 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 37 [2021-08-29 16:17:20,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:20,862 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2021-08-29 16:17:20,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2021-08-29 16:17:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-08-29 16:17:20,863 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:20,863 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:20,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 16:17:20,863 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:20,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:20,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1510301998, now seen corresponding path program 1 times [2021-08-29 16:17:20,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:20,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949165848] [2021-08-29 16:17:20,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:20,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:20,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:20,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949165848] [2021-08-29 16:17:20,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949165848] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:20,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:20,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:20,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075849043] [2021-08-29 16:17:20,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 16:17:20,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:20,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 16:17:20,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:20,931 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:21,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:21,415 INFO L93 Difference]: Finished difference Result 729 states and 986 transitions. [2021-08-29 16:17:21,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-29 16:17:21,416 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-08-29 16:17:21,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:21,417 INFO L225 Difference]: With dead ends: 729 [2021-08-29 16:17:21,418 INFO L226 Difference]: Without dead ends: 627 [2021-08-29 16:17:21,418 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 56.71ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-29 16:17:21,418 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 520 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 311.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.08ms SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 392.04ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:21,418 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [520 Valid, 0 Invalid, 769 Unknown, 0 Unchecked, 3.08ms Time], IncrementalHoareTripleChecker [40 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 392.04ms Time] [2021-08-29 16:17:21,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2021-08-29 16:17:21,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 259. [2021-08-29 16:17:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 258 states have (on average 1.317829457364341) internal successors, (340), 258 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 340 transitions. [2021-08-29 16:17:21,433 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 340 transitions. Word has length 38 [2021-08-29 16:17:21,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:21,433 INFO L470 AbstractCegarLoop]: Abstraction has 259 states and 340 transitions. [2021-08-29 16:17:21,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 340 transitions. [2021-08-29 16:17:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-29 16:17:21,434 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:21,435 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:21,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 16:17:21,435 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:21,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:21,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1132876314, now seen corresponding path program 1 times [2021-08-29 16:17:21,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:21,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808664830] [2021-08-29 16:17:21,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:21,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:21,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:21,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808664830] [2021-08-29 16:17:21,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808664830] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 16:17:21,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778826875] [2021-08-29 16:17:21,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:21,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 16:17:21,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:21,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-29 16:17:21,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-29 16:17:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:21,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-29 16:17:21,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 16:17:21,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:21,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 16:17:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:21,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778826875] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 16:17:21,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 16:17:21,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2021-08-29 16:17:21,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88042459] [2021-08-29 16:17:21,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-29 16:17:21,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:21,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-29 16:17:21,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-29 16:17:21,921 INFO L87 Difference]: Start difference. First operand 259 states and 340 transitions. Second operand has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:22,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:22,375 INFO L93 Difference]: Finished difference Result 591 states and 787 transitions. [2021-08-29 16:17:22,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:17:22,375 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-29 16:17:22,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:22,375 INFO L225 Difference]: With dead ends: 591 [2021-08-29 16:17:22,376 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:17:22,376 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 80.72ms TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-08-29 16:17:22,377 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 331 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 254.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.82ms SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 370.42ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:22,377 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [331 Valid, 0 Invalid, 409 Unknown, 0 Unchecked, 1.82ms Time], IncrementalHoareTripleChecker [14 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 370.42ms Time] [2021-08-29 16:17:22,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:17:22,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:17:22,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:17:22,378 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2021-08-29 16:17:22,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:22,378 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:17:22,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:22,378 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:17:22,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:17:22,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:17:22,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:17:22,381 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:17:22,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-08-29 16:17:22,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-29 16:17:22,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:17:22,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:22,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:23,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:24,173 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,173 INFO L854 garLoopResultBuilder]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2021-08-29 16:17:24,173 INFO L858 garLoopResultBuilder]: For program point L730(lines 730 734) no Hoare annotation was computed. [2021-08-29 16:17:24,173 INFO L854 garLoopResultBuilder]: At program point L631(lines 624 634) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~8 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,173 INFO L858 garLoopResultBuilder]: For program point L730-3(lines 730 734) no Hoare annotation was computed. [2021-08-29 16:17:24,173 INFO L854 garLoopResultBuilder]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,173 INFO L854 garLoopResultBuilder]: At program point L631-2(lines 624 634) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 1) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,173 INFO L854 garLoopResultBuilder]: At program point L631-3(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,173 INFO L858 garLoopResultBuilder]: For program point L730-6(lines 730 734) no Hoare annotation was computed. [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L631-4(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L631-5(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L631-6(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L631-7(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L631-8(lines 624 634) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L858 garLoopResultBuilder]: For program point L830(line 830) no Hoare annotation was computed. [2021-08-29 16:17:24,174 INFO L858 garLoopResultBuilder]: For program point L434(lines 433 482) no Hoare annotation was computed. [2021-08-29 16:17:24,174 INFO L858 garLoopResultBuilder]: For program point L435(lines 435 439) no Hoare annotation was computed. [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L799(lines 794 802) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse6 .cse0 .cse2 (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2021-08-29 16:17:24,174 INFO L854 garLoopResultBuilder]: At program point L998(lines 993 1001) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,174 INFO L858 garLoopResultBuilder]: For program point L833(lines 833 837) no Hoare annotation was computed. [2021-08-29 16:17:24,175 INFO L858 garLoopResultBuilder]: For program point L833-1(lines 833 837) no Hoare annotation was computed. [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767(lines 762 770) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~8 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-2(lines 762 770) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 1) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-6(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-7(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L854 garLoopResultBuilder]: At program point L767-8(lines 762 770) the Hoare annotation is: false [2021-08-29 16:17:24,175 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 587) no Hoare annotation was computed. [2021-08-29 16:17:24,175 INFO L858 garLoopResultBuilder]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2021-08-29 16:17:24,175 INFO L858 garLoopResultBuilder]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2021-08-29 16:17:24,175 INFO L858 garLoopResultBuilder]: For program point L471(lines 471 477) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L854 garLoopResultBuilder]: At program point L471-1(lines 1 1001) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse5) (and .cse4 .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 709) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L854 garLoopResultBuilder]: At program point L703-1(lines 703 709) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L854 garLoopResultBuilder]: At program point L935(lines 512 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))))) [2021-08-29 16:17:24,176 INFO L854 garLoopResultBuilder]: At program point L935-1(lines 512 518) the Hoare annotation is: false [2021-08-29 16:17:24,176 INFO L854 garLoopResultBuilder]: At program point L935-2(lines 512 518) the Hoare annotation is: false [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606-2(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606-4(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606-6(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606-8(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,176 INFO L858 garLoopResultBuilder]: For program point L606-10(lines 606 612) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6) (and .cse1 (= ~pumpRunning~0 0) .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse6))) [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640-1(lines 635 643) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))))) [2021-08-29 16:17:24,177 INFO L858 garLoopResultBuilder]: For program point L574(lines 574 582) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2021-08-29 16:17:24,177 INFO L858 garLoopResultBuilder]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640-3(lines 635 643) the Hoare annotation is: false [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640-4(lines 635 643) the Hoare annotation is: false [2021-08-29 16:17:24,177 INFO L858 garLoopResultBuilder]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L640-5(lines 635 643) the Hoare annotation is: false [2021-08-29 16:17:24,177 INFO L858 garLoopResultBuilder]: For program point L905(lines 905 912) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L861 garLoopResultBuilder]: At program point L905-1(lines 905 912) the Hoare annotation is: true [2021-08-29 16:17:24,177 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 449) no Hoare annotation was computed. [2021-08-29 16:17:24,177 INFO L854 garLoopResultBuilder]: At program point L443-1(lines 443 449) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807-1(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807-3(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L807-5(lines 807 813) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 746) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544-1(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544-2(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544-3(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L412(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544-4(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L412-1(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L544-5(lines 544 561) no Hoare annotation was computed. [2021-08-29 16:17:24,178 INFO L858 garLoopResultBuilder]: For program point L412-2(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L512(lines 508 530) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and (<= 1 ~pumpRunning~0) .cse0 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L877(lines 873 879) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812(lines 803 816) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812-1(lines 803 816) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812-2(lines 803 816) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812-3(lines 803 816) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812-4(lines 803 816) the Hoare annotation is: false [2021-08-29 16:17:24,179 INFO L854 garLoopResultBuilder]: At program point L812-5(lines 803 816) the Hoare annotation is: false [2021-08-29 16:17:24,180 INFO L858 garLoopResultBuilder]: For program point L548(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L548-1(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L548-2(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L548-3(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L548-4(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L548-5(lines 548 556) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:17:24,181 INFO L854 garLoopResultBuilder]: At program point L483(lines 432 484) the Hoare annotation is: false [2021-08-29 16:17:24,181 INFO L858 garLoopResultBuilder]: For program point L946(lines 946 963) no Hoare annotation was computed. [2021-08-29 16:17:24,182 INFO L854 garLoopResultBuilder]: At program point L946-1(lines 1 1001) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 .cse4 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,182 INFO L858 garLoopResultBuilder]: For program point L946-2(lines 946 963) no Hoare annotation was computed. [2021-08-29 16:17:24,182 INFO L854 garLoopResultBuilder]: At program point L946-3(lines 1 1001) the Hoare annotation is: false [2021-08-29 16:17:24,182 INFO L858 garLoopResultBuilder]: For program point L946-4(lines 946 963) no Hoare annotation was computed. [2021-08-29 16:17:24,182 INFO L854 garLoopResultBuilder]: At program point L946-5(lines 1 1001) the Hoare annotation is: false [2021-08-29 16:17:24,182 INFO L861 garLoopResultBuilder]: At program point L914(lines 895 917) the Hoare annotation is: true [2021-08-29 16:17:24,182 INFO L854 garLoopResultBuilder]: At program point L519(lines 519 525) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,183 INFO L854 garLoopResultBuilder]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2021-08-29 16:17:24,183 INFO L858 garLoopResultBuilder]: For program point L453(lines 453 459) no Hoare annotation was computed. [2021-08-29 16:17:24,183 INFO L854 garLoopResultBuilder]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2021-08-29 16:17:24,183 INFO L854 garLoopResultBuilder]: At program point L453-1(lines 453 459) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5))) [2021-08-29 16:17:24,183 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:17:24,183 INFO L858 garLoopResultBuilder]: For program point L950(lines 950 960) no Hoare annotation was computed. [2021-08-29 16:17:24,183 INFO L858 garLoopResultBuilder]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2021-08-29 16:17:24,183 INFO L858 garLoopResultBuilder]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L951(lines 951 957) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L754(lines 754 758) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,184 INFO L858 garLoopResultBuilder]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,185 INFO L858 garLoopResultBuilder]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,186 INFO L858 garLoopResultBuilder]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2021-08-29 16:17:24,186 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:17:24,186 INFO L854 garLoopResultBuilder]: At program point L990(lines 1 1001) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,186 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-08-29 16:17:24,186 INFO L854 garLoopResultBuilder]: At program point L925(lines 920 927) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:24,186 INFO L858 garLoopResultBuilder]: For program point L463(lines 463 478) no Hoare annotation was computed. [2021-08-29 16:17:24,186 INFO L854 garLoopResultBuilder]: At program point L695(lines 680 698) the Hoare annotation is: false [2021-08-29 16:17:24,187 INFO L854 garLoopResultBuilder]: At program point L695-1(lines 680 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) .cse5))) [2021-08-29 16:17:24,187 INFO L854 garLoopResultBuilder]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2021-08-29 16:17:24,187 INFO L854 garLoopResultBuilder]: At program point L695-3(lines 680 698) the Hoare annotation is: false [2021-08-29 16:17:24,187 INFO L854 garLoopResultBuilder]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2021-08-29 16:17:24,187 INFO L854 garLoopResultBuilder]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2021-08-29 16:17:24,191 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:17:24,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:17:24 BoogieIcfgContainer [2021-08-29 16:17:24,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:17:24,210 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:17:24,210 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:17:24,210 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:17:24,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:18" (3/4) ... [2021-08-29 16:17:24,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:17:24,224 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:17:24,225 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:17:24,226 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:17:24,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:17:24,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:17:24,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:24,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:24,243 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:17:24,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:17:24,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:17:24,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 1 < tmp) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && tmp <= 2) && 2 <= \result) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 [2021-08-29 16:17:24,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive))) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive) [2021-08-29 16:17:24,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive) [2021-08-29 16:17:24,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:17:24,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) [2021-08-29 16:17:24,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) [2021-08-29 16:17:24,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive) [2021-08-29 16:17:24,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive) [2021-08-29 16:17:24,276 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:17:24,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:17:24,277 INFO L158 Benchmark]: Toolchain (without parser) took 6911.53ms. Allocated memory was 50.3MB in the beginning and 146.8MB in the end (delta: 96.5MB). Free memory was 27.3MB in the beginning and 90.5MB in the end (delta: -63.2MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,277 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:17:24,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.11ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 27.1MB in the beginning and 37.8MB in the end (delta: -10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.61ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 33.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,278 INFO L158 Benchmark]: Boogie Preprocessor took 51.00ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 30.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,278 INFO L158 Benchmark]: RCFGBuilder took 436.62ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 30.7MB in the beginning and 56.8MB in the end (delta: -26.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,278 INFO L158 Benchmark]: TraceAbstraction took 5944.03ms. Allocated memory was 81.8MB in the beginning and 146.8MB in the end (delta: 65.0MB). Free memory was 56.4MB in the beginning and 103.0MB in the end (delta: -46.6MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,278 INFO L158 Benchmark]: Witness Printer took 66.33ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 90.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 16:17:24,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.11ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 27.1MB in the beginning and 37.8MB in the end (delta: -10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.61ms. Allocated memory is still 60.8MB. Free memory was 37.8MB in the beginning and 33.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.00ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 30.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.62ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 30.7MB in the beginning and 56.8MB in the end (delta: -26.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5944.03ms. Allocated memory was 81.8MB in the beginning and 146.8MB in the end (delta: 65.0MB). Free memory was 56.4MB in the beginning and 103.0MB in the end (delta: -46.6MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. * Witness Printer took 66.33ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 90.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5884.68ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 13.11ms, AutomataDifference: 2699.93ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 1573.94ms, InitialAbstractionConstructionTime: 7.45ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1948 SdHoareTripleChecker+Valid, 2238.48ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1948 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1684.70ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1570 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3009 IncrementalHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 0 mSDtfsCounter, 3009 mSolverCounterSat, 14.78ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 199 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 232.32ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=9, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 97.30ms AutomataMinimizationTime, 10 MinimizatonAttempts, 694 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1076 HoareAnnotationTreeSize, 63 FomulaSimplifications, 137533 FormulaSimplificationTreeSizeReduction, 442.14ms HoareSimplificationTime, 63 FomulaSimplificationsInter, 12432 FormulaSimplificationTreeSizeReductionInter, 1119.58ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 40.94ms SsaConstructionTime, 266.94ms SatisfiabilityAnalysisTime, 776.04ms InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 436 ConstructedInterpolants, 0 QuantifiedInterpolants, 909 SizeOfPredicates, 3 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 39/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 1 < tmp) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && tmp <= 2) && 2 <= \result) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive))) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && splverifierCounter == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:17:24,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...