./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product43.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_product43.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 512e5cf92a225db6dbd0c8975a0c1a4cbe1a4a48 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:17:12,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:17:12,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:17:12,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:17:12,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:17:12,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:17:12,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:17:12,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:17:12,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:17:12,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:17:12,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:17:12,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:17:12,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:17:12,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:17:12,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:17:12,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:17:12,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:17:12,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:17:12,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:17:12,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:17:12,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:17:12,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:17:12,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:17:12,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:17:12,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:17:12,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:17:12,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:17:12,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:17:12,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:17:12,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:17:12,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:17:12,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:17:12,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:17:12,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:17:12,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:17:12,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:17:12,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:17:12,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:17:12,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:17:12,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:17:12,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:17:12,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:17:12,245 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:17:12,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:17:12,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:17:12,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:17:12,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:17:12,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:17:12,248 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:17:12,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:17:12,249 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:17:12,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:17:12,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:17:12,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:17:12,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:17:12,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:12,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:17:12,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:17:12,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:17:12,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:17:12,252 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:17:12,252 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 512e5cf92a225db6dbd0c8975a0c1a4cbe1a4a48 [2021-08-29 16:17:12,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:17:12,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:17:12,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:17:12,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:17:12,499 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:17:12,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product43.cil.c [2021-08-29 16:17:12,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcad24b6/99c302eb151b46f4942f7bb505b5fd35/FLAG514408a1a [2021-08-29 16:17:12,894 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:17:12,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product43.cil.c [2021-08-29 16:17:12,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcad24b6/99c302eb151b46f4942f7bb505b5fd35/FLAG514408a1a [2021-08-29 16:17:13,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcad24b6/99c302eb151b46f4942f7bb505b5fd35 [2021-08-29 16:17:13,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:17:13,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:17:13,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:13,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:17:13,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:17:13,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b931ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13, skipping insertion in model container [2021-08-29 16:17:13,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:17:13,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:17:13,583 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_product43.cil.c[18213,18226] [2021-08-29 16:17:13,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:13,596 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:17:13,653 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_product43.cil.c[18213,18226] [2021-08-29 16:17:13,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:13,669 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:17:13,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13 WrapperNode [2021-08-29 16:17:13,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:13,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:13,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:17:13,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:17:13,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:13,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:17:13,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:17:13,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:17:13,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:17:13,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:17:13,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:17:13,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:17:13,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (1/1) ... [2021-08-29 16:17:13,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:13,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:13,773 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 16:17:13,779 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 16:17:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:17:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:17:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:17:13,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:17:14,202 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:17:14,202 INFO L299 CfgBuilder]: Removed 132 assume(true) statements. [2021-08-29 16:17:14,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:14 BoogieIcfgContainer [2021-08-29 16:17:14,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:17:14,205 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:17:14,205 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:17:14,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:17:14,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:17:13" (1/3) ... [2021-08-29 16:17:14,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609de7ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:14, skipping insertion in model container [2021-08-29 16:17:14,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:13" (2/3) ... [2021-08-29 16:17:14,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609de7ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:14, skipping insertion in model container [2021-08-29 16:17:14,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:14" (3/3) ... [2021-08-29 16:17:14,209 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product43.cil.c [2021-08-29 16:17:14,213 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:17:14,213 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:17:14,254 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:17:14,260 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 16:17:14,261 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:17:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 94 states have (on average 1.5319148936170213) internal successors, (144), 97 states have internal predecessors, (144), 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 16:17:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:17:14,288 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:14,289 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 16:17:14,289 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 16:17:14,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:14,294 INFO L82 PathProgramCache]: Analyzing trace with hash -2684768, now seen corresponding path program 1 times [2021-08-29 16:17:14,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:14,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401706192] [2021-08-29 16:17:14,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:14,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:14,539 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 16:17:14,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:14,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401706192] [2021-08-29 16:17:14,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401706192] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:14,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:14,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:14,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50823831] [2021-08-29 16:17:14,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:17:14,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:14,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:17:14,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:17:14,565 INFO L87 Difference]: Start difference. First operand has 98 states, 94 states have (on average 1.5319148936170213) internal successors, (144), 97 states have internal predecessors, (144), 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 16:17:14,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:14,788 INFO L93 Difference]: Finished difference Result 189 states and 280 transitions. [2021-08-29 16:17:14,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:17:14,790 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 16:17:14,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:14,799 INFO L225 Difference]: With dead ends: 189 [2021-08-29 16:17:14,800 INFO L226 Difference]: Without dead ends: 94 [2021-08-29 16:17:14,802 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 16:17:14,806 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 150.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.80ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 195.28ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:14,807 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 137 Unknown, 0 Unchecked, 0.80ms Time], IncrementalHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 195.28ms Time] [2021-08-29 16:17:14,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-08-29 16:17:14,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2021-08-29 16:17:14,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 91 states have (on average 1.4505494505494505) internal successors, (132), 93 states have internal predecessors, (132), 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 16:17:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 132 transitions. [2021-08-29 16:17:14,862 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 132 transitions. Word has length 19 [2021-08-29 16:17:14,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:14,863 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 132 transitions. [2021-08-29 16:17:14,863 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 16:17:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2021-08-29 16:17:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-29 16:17:14,864 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:14,864 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 16:17:14,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:17:14,864 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 16:17:14,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:14,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1024617476, now seen corresponding path program 1 times [2021-08-29 16:17:14,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:14,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978238049] [2021-08-29 16:17:14,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:14,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:14,942 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 16:17:14,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:14,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978238049] [2021-08-29 16:17:14,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978238049] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:14,942 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:14,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:17:14,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249161481] [2021-08-29 16:17:14,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:14,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:14,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:14,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:14,945 INFO L87 Difference]: Start difference. First operand 94 states and 132 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 16:17:15,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:15,080 INFO L93 Difference]: Finished difference Result 94 states and 132 transitions. [2021-08-29 16:17:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:15,081 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 16:17:15,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:15,081 INFO L225 Difference]: With dead ends: 94 [2021-08-29 16:17:15,082 INFO L226 Difference]: Without dead ends: 43 [2021-08-29 16:17:15,082 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.71ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:15,083 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 52 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 84.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 110.98ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:15,083 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 0 Invalid, 66 Unknown, 0 Unchecked, 1.07ms Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 110.98ms Time] [2021-08-29 16:17:15,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-08-29 16:17:15,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-08-29 16:17:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 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 16:17:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-08-29 16:17:15,090 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 20 [2021-08-29 16:17:15,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:15,090 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-08-29 16:17:15,091 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 16:17:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-08-29 16:17:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:17:15,092 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:15,092 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 16:17:15,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:17:15,093 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 16:17:15,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:15,093 INFO L82 PathProgramCache]: Analyzing trace with hash -322803839, now seen corresponding path program 1 times [2021-08-29 16:17:15,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:15,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866151384] [2021-08-29 16:17:15,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:15,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:15,165 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 16:17:15,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:15,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866151384] [2021-08-29 16:17:15,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866151384] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:15,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:15,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:15,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924748034] [2021-08-29 16:17:15,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:17:15,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:15,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:17:15,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:17:15,170 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) 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 16:17:15,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:15,517 INFO L93 Difference]: Finished difference Result 141 states and 204 transitions. [2021-08-29 16:17:15,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:15,518 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) 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 16:17:15,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:15,519 INFO L225 Difference]: With dead ends: 141 [2021-08-29 16:17:15,519 INFO L226 Difference]: Without dead ends: 105 [2021-08-29 16:17:15,520 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.59ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:17:15,521 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 205 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 221.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.83ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 291.37ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:15,521 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [205 Valid, 0 Invalid, 371 Unknown, 0 Unchecked, 8.83ms Time], IncrementalHoareTripleChecker [2 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 291.37ms Time] [2021-08-29 16:17:15,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-08-29 16:17:15,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 65. [2021-08-29 16:17:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 64 states have (on average 1.453125) internal successors, (93), 64 states have internal predecessors, (93), 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 16:17:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 93 transitions. [2021-08-29 16:17:15,529 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 93 transitions. Word has length 26 [2021-08-29 16:17:15,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:15,529 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 93 transitions. [2021-08-29 16:17:15,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) 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 16:17:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2021-08-29 16:17:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-29 16:17:15,530 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:15,530 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] [2021-08-29 16:17:15,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:17:15,531 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 16:17:15,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:15,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1431450619, now seen corresponding path program 1 times [2021-08-29 16:17:15,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:15,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593288125] [2021-08-29 16:17:15,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:15,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:15,573 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 16:17:15,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:15,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593288125] [2021-08-29 16:17:15,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593288125] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:15,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:15,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:15,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375149139] [2021-08-29 16:17:15,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:15,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:15,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:15,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:15,576 INFO L87 Difference]: Start difference. First operand 65 states and 93 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 16:17:15,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:15,682 INFO L93 Difference]: Finished difference Result 147 states and 213 transitions. [2021-08-29 16:17:15,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:15,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 27 [2021-08-29 16:17:15,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:15,683 INFO L225 Difference]: With dead ends: 147 [2021-08-29 16:17:15,683 INFO L226 Difference]: Without dead ends: 89 [2021-08-29 16:17:15,683 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.48ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:15,684 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 35 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.45ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91.27ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:15,685 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 0 Invalid, 101 Unknown, 0 Unchecked, 0.45ms Time], IncrementalHoareTripleChecker [6 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 91.27ms Time] [2021-08-29 16:17:15,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-08-29 16:17:15,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-08-29 16:17:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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 16:17:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-08-29 16:17:15,692 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 27 [2021-08-29 16:17:15,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:15,692 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-08-29 16:17:15,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 16:17:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-08-29 16:17:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-29 16:17:15,693 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:15,693 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 16:17:15,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:17:15,693 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 16:17:15,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:15,694 INFO L82 PathProgramCache]: Analyzing trace with hash -591283254, now seen corresponding path program 1 times [2021-08-29 16:17:15,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:15,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639938785] [2021-08-29 16:17:15,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:15,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:15,758 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 16:17:15,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:15,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639938785] [2021-08-29 16:17:15,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639938785] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:15,759 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:15,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:17:15,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712619089] [2021-08-29 16:17:15,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:15,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:15,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:15,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:15,760 INFO L87 Difference]: Start difference. First operand 87 states and 122 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 16:17:16,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:16,076 INFO L93 Difference]: Finished difference Result 288 states and 406 transitions. [2021-08-29 16:17:16,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:17:16,077 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 16:17:16,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:16,078 INFO L225 Difference]: With dead ends: 288 [2021-08-29 16:17:16,078 INFO L226 Difference]: Without dead ends: 208 [2021-08-29 16:17:16,079 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 21.55ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:17:16,080 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 187 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 205.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.89ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 277.58ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:16,080 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 0 Invalid, 383 Unknown, 0 Unchecked, 1.89ms Time], IncrementalHoareTripleChecker [12 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 277.58ms Time] [2021-08-29 16:17:16,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-08-29 16:17:16,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 85. [2021-08-29 16:17:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 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 16:17:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 116 transitions. [2021-08-29 16:17:16,090 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 116 transitions. Word has length 29 [2021-08-29 16:17:16,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:16,090 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 116 transitions. [2021-08-29 16:17:16,090 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 16:17:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 116 transitions. [2021-08-29 16:17:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-29 16:17:16,091 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:16,091 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] [2021-08-29 16:17:16,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:17:16,091 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 16:17:16,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:16,092 INFO L82 PathProgramCache]: Analyzing trace with hash 644254591, now seen corresponding path program 1 times [2021-08-29 16:17:16,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:16,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289241027] [2021-08-29 16:17:16,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:16,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:16,137 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 16:17:16,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:16,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289241027] [2021-08-29 16:17:16,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289241027] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:16,138 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:16,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:16,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278787211] [2021-08-29 16:17:16,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:16,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:16,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:16,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:16,142 INFO L87 Difference]: Start difference. First operand 85 states and 116 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 16:17:16,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:16,395 INFO L93 Difference]: Finished difference Result 251 states and 344 transitions. [2021-08-29 16:17:16,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:16,396 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-08-29 16:17:16,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:16,397 INFO L225 Difference]: With dead ends: 251 [2021-08-29 16:17:16,397 INFO L226 Difference]: Without dead ends: 173 [2021-08-29 16:17:16,397 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.89ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:16,398 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 124 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 171.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 226.00ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:16,398 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 0 Invalid, 334 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [1 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 226.00ms Time] [2021-08-29 16:17:16,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-29 16:17:16,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 88. [2021-08-29 16:17:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.367816091954023) internal successors, (119), 87 states have internal predecessors, (119), 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 16:17:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2021-08-29 16:17:16,405 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 119 transitions. Word has length 36 [2021-08-29 16:17:16,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:16,405 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 119 transitions. [2021-08-29 16:17:16,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 16:17:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2021-08-29 16:17:16,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-29 16:17:16,406 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:16,406 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] [2021-08-29 16:17:16,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 16:17:16,407 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 16:17:16,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:16,407 INFO L82 PathProgramCache]: Analyzing trace with hash -366862659, now seen corresponding path program 1 times [2021-08-29 16:17:16,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:16,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658145793] [2021-08-29 16:17:16,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:16,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:16,449 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 16:17:16,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:16,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658145793] [2021-08-29 16:17:16,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658145793] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:16,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:16,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:16,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74324183] [2021-08-29 16:17:16,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:17:16,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:16,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:17:16,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:17:16,451 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 16:17:16,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:16,709 INFO L93 Difference]: Finished difference Result 260 states and 353 transitions. [2021-08-29 16:17:16,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 16:17:16,709 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 36 [2021-08-29 16:17:16,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:16,710 INFO L225 Difference]: With dead ends: 260 [2021-08-29 16:17:16,710 INFO L226 Difference]: Without dead ends: 179 [2021-08-29 16:17:16,711 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.07ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-08-29 16:17:16,714 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 231 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 165.96ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.41ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 212.85ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:16,714 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [231 Valid, 0 Invalid, 247 Unknown, 0 Unchecked, 1.41ms Time], IncrementalHoareTripleChecker [1 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 212.85ms Time] [2021-08-29 16:17:16,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-08-29 16:17:16,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 90. [2021-08-29 16:17:16,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.3595505617977528) internal successors, (121), 89 states have internal predecessors, (121), 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 16:17:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 121 transitions. [2021-08-29 16:17:16,729 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 121 transitions. Word has length 36 [2021-08-29 16:17:16,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:16,730 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 121 transitions. [2021-08-29 16:17:16,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 16:17:16,730 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2021-08-29 16:17:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-29 16:17:16,733 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:16,733 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] [2021-08-29 16:17:16,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 16:17:16,733 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 16:17:16,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:16,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1387931013, now seen corresponding path program 1 times [2021-08-29 16:17:16,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:16,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780429621] [2021-08-29 16:17:16,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:16,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:16,791 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 16:17:16,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:16,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780429621] [2021-08-29 16:17:16,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780429621] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:16,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:16,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:16,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984706883] [2021-08-29 16:17:16,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:16,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:16,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:16,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:16,794 INFO L87 Difference]: Start difference. First operand 90 states and 121 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 16:17:16,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:16,896 INFO L93 Difference]: Finished difference Result 222 states and 300 transitions. [2021-08-29 16:17:16,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:16,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 36 [2021-08-29 16:17:16,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:16,897 INFO L225 Difference]: With dead ends: 222 [2021-08-29 16:17:16,897 INFO L226 Difference]: Without dead ends: 139 [2021-08-29 16:17:16,897 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.33ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:16,898 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 22 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.37ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.16ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:16,898 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 0 Invalid, 114 Unknown, 0 Unchecked, 0.37ms Time], IncrementalHoareTripleChecker [1 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 83.16ms Time] [2021-08-29 16:17:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-08-29 16:17:16,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2021-08-29 16:17:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.326086956521739) internal successors, (183), 138 states have internal predecessors, (183), 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 16:17:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 183 transitions. [2021-08-29 16:17:16,908 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 183 transitions. Word has length 36 [2021-08-29 16:17:16,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:16,908 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 183 transitions. [2021-08-29 16:17:16,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 16:17:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 183 transitions. [2021-08-29 16:17:16,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-29 16:17:16,909 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:16,909 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 16:17:16,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 16:17:16,909 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 16:17:16,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:16,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1432557499, now seen corresponding path program 1 times [2021-08-29 16:17:16,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:16,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518223521] [2021-08-29 16:17:16,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:16,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:16,978 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 16:17:16,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:16,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518223521] [2021-08-29 16:17:16,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518223521] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:16,979 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:16,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:16,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456532011] [2021-08-29 16:17:16,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 16:17:16,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:16,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 16:17:16,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:16,980 INFO L87 Difference]: Start difference. First operand 139 states and 183 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) 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 16:17:17,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:17,404 INFO L93 Difference]: Finished difference Result 628 states and 858 transitions. [2021-08-29 16:17:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-29 16:17:17,404 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) 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 16:17:17,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:17,406 INFO L225 Difference]: With dead ends: 628 [2021-08-29 16:17:17,406 INFO L226 Difference]: Without dead ends: 545 [2021-08-29 16:17:17,406 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 41.44ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-29 16:17:17,408 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 344 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 265.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.90ms SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 333.48ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:17,408 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [344 Valid, 0 Invalid, 616 Unknown, 0 Unchecked, 2.90ms Time], IncrementalHoareTripleChecker [35 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 333.48ms Time] [2021-08-29 16:17:17,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2021-08-29 16:17:17,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 225. [2021-08-29 16:17:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.3303571428571428) internal successors, (298), 224 states have internal predecessors, (298), 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 16:17:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 298 transitions. [2021-08-29 16:17:17,428 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 298 transitions. Word has length 37 [2021-08-29 16:17:17,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:17,429 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 298 transitions. [2021-08-29 16:17:17,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) 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 16:17:17,430 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 298 transitions. [2021-08-29 16:17:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-08-29 16:17:17,430 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:17,430 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] [2021-08-29 16:17:17,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 16:17:17,431 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 16:17:17,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:17,431 INFO L82 PathProgramCache]: Analyzing trace with hash 329840228, now seen corresponding path program 1 times [2021-08-29 16:17:17,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:17,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714034081] [2021-08-29 16:17:17,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:17,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:17,490 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 16:17:17,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:17,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714034081] [2021-08-29 16:17:17,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714034081] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 16:17:17,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620326649] [2021-08-29 16:17:17,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:17,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 16:17:17,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:17,497 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 16:17:17,512 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 16:17:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:17,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-29 16:17:17,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 16:17:17,749 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 16:17:17,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 16:17:17,898 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 16:17:17,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620326649] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 16:17:17,899 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 16:17:17,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2021-08-29 16:17:17,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879546962] [2021-08-29 16:17:17,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 16:17:17,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:17,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 16:17:17,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:17:17,900 INFO L87 Difference]: Start difference. First operand 225 states and 298 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 16:17:18,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:18,218 INFO L93 Difference]: Finished difference Result 459 states and 611 transitions. [2021-08-29 16:17:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 16:17:18,218 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 54 [2021-08-29 16:17:18,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:18,219 INFO L225 Difference]: With dead ends: 459 [2021-08-29 16:17:18,219 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:17:18,220 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 105 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 34.00ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-08-29 16:17:18,220 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 94 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 213.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.51ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 272.76ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:18,220 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 0 Invalid, 463 Unknown, 0 Unchecked, 1.51ms Time], IncrementalHoareTripleChecker [9 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 272.76ms Time] [2021-08-29 16:17:18,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:17:18,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:17:18,221 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 16:17:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:17:18,221 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-08-29 16:17:18,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:18,222 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:17:18,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 16:17:18,222 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:17:18,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:17:18,224 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:17:18,224 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:17:18,225 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:17:18,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-29 16:17:18,441 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 16:17:18,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:17:18,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:18,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:20,703 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,703 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:17:20,703 INFO L858 garLoopResultBuilder]: For program point L863(lines 863 869) no Hoare annotation was computed. [2021-08-29 16:17:20,704 INFO L858 garLoopResultBuilder]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2021-08-29 16:17:20,704 INFO L858 garLoopResultBuilder]: For program point L863-2(lines 863 869) no Hoare annotation was computed. [2021-08-29 16:17:20,704 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-08-29 16:17:20,704 INFO L861 garLoopResultBuilder]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-08-29 16:17:20,704 INFO L854 garLoopResultBuilder]: At program point L946(lines 1 966) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-29 16:17:20,705 INFO L858 garLoopResultBuilder]: For program point L963(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,705 INFO L858 garLoopResultBuilder]: For program point L963-1(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,705 INFO L858 garLoopResultBuilder]: For program point L963-2(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,706 INFO L858 garLoopResultBuilder]: For program point L798(lines 798 802) no Hoare annotation was computed. [2021-08-29 16:17:20,706 INFO L858 garLoopResultBuilder]: For program point L633(lines 633 650) no Hoare annotation was computed. [2021-08-29 16:17:20,706 INFO L858 garLoopResultBuilder]: For program point L633-1(lines 633 650) no Hoare annotation was computed. [2021-08-29 16:17:20,706 INFO L858 garLoopResultBuilder]: For program point L633-2(lines 633 650) no Hoare annotation was computed. [2021-08-29 16:17:20,706 INFO L854 garLoopResultBuilder]: At program point L881(lines 876 883) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L601(lines 597 619) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 (= ~pumpRunning~0 1)))) [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L601-1(lines 597 619) the Hoare annotation is: false [2021-08-29 16:17:20,708 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 541) no Hoare annotation was computed. [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L601-2(lines 597 619) the Hoare annotation is: false [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L535-1(lines 535 541) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse6 (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse3 .cse6 .cse4 .cse5 .cse7) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse7)))) [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-08-29 16:17:20,708 INFO L858 garLoopResultBuilder]: For program point L767(lines 767 773) no Hoare annotation was computed. [2021-08-29 16:17:20,708 INFO L854 garLoopResultBuilder]: At program point L767-1(lines 767 773) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-29 16:17:20,709 INFO L858 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2021-08-29 16:17:20,709 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:17:20,709 INFO L854 garLoopResultBuilder]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:17:20,709 INFO L854 garLoopResultBuilder]: At program point L868(lines 859 872) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= 2 ~waterLevel~0) .cse3 .cse4))) [2021-08-29 16:17:20,709 INFO L854 garLoopResultBuilder]: At program point L868-1(lines 859 872) the Hoare annotation is: false [2021-08-29 16:17:20,709 INFO L854 garLoopResultBuilder]: At program point L868-2(lines 859 872) the Hoare annotation is: false [2021-08-29 16:17:20,709 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 676) no Hoare annotation was computed. [2021-08-29 16:17:20,709 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 645) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L637-1(lines 637 645) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L670-2(lines 670 676) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L637-2(lines 637 645) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L670-4(lines 670 676) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 790) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L753(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L753-2(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,710 INFO L858 garLoopResultBuilder]: For program point L786-3(lines 786 790) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L753-3(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L753-5(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L786-6(lines 786 790) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L555(lines 555 568) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L753-6(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L753-8(lines 753 757) no Hoare annotation was computed. [2021-08-29 16:17:20,711 INFO L858 garLoopResultBuilder]: For program point L902(lines 902 919) no Hoare annotation was computed. [2021-08-29 16:17:20,712 INFO L854 garLoopResultBuilder]: At program point L902-1(lines 1 966) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse6 (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse3 .cse6 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~8 2) .cse5 .cse7) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse7)))) [2021-08-29 16:17:20,712 INFO L858 garLoopResultBuilder]: For program point L902-2(lines 902 919) no Hoare annotation was computed. [2021-08-29 16:17:20,712 INFO L854 garLoopResultBuilder]: At program point L902-3(lines 1 966) the Hoare annotation is: false [2021-08-29 16:17:20,712 INFO L858 garLoopResultBuilder]: For program point L902-4(lines 902 919) no Hoare annotation was computed. [2021-08-29 16:17:20,712 INFO L854 garLoopResultBuilder]: At program point L902-5(lines 1 966) the Hoare annotation is: false [2021-08-29 16:17:20,713 INFO L854 garLoopResultBuilder]: At program point L704(lines 699 707) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0))) (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (or .cse2 (<= ~waterLevel~0 1))) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse7 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse7 .cse1 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5 .cse6)))) [2021-08-29 16:17:20,713 INFO L854 garLoopResultBuilder]: At program point L704-1(lines 699 707) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)))) [2021-08-29 16:17:20,714 INFO L854 garLoopResultBuilder]: At program point L704-2(lines 699 707) the Hoare annotation is: false [2021-08-29 16:17:20,714 INFO L854 garLoopResultBuilder]: At program point L704-3(lines 699 707) the Hoare annotation is: false [2021-08-29 16:17:20,714 INFO L854 garLoopResultBuilder]: At program point L704-4(lines 699 707) the Hoare annotation is: false [2021-08-29 16:17:20,714 INFO L854 garLoopResultBuilder]: At program point L704-5(lines 699 707) the Hoare annotation is: false [2021-08-29 16:17:20,714 INFO L858 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-08-29 16:17:20,714 INFO L858 garLoopResultBuilder]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-08-29 16:17:20,714 INFO L854 garLoopResultBuilder]: At program point L573(lines 524 574) the Hoare annotation is: false [2021-08-29 16:17:20,714 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L954(lines 949 957) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L855(lines 850 858) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse6 (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse3 .cse6 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 .cse5 .cse7) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse7)))) [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L855-1(lines 850 858) the Hoare annotation is: false [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L855-2(lines 850 858) the Hoare annotation is: false [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L608(lines 608 614) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse6 (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse3 .cse6 .cse4 .cse5 .cse7) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse7)))) [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L608-1(lines 608 614) the Hoare annotation is: false [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L608-2(lines 608 614) the Hoare annotation is: false [2021-08-29 16:17:20,715 INFO L861 garLoopResultBuilder]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-08-29 16:17:20,715 INFO L854 garLoopResultBuilder]: At program point L823(lines 818 826) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:20,716 INFO L854 garLoopResultBuilder]: At program point L823-1(lines 818 826) the Hoare annotation is: false [2021-08-29 16:17:20,716 INFO L854 garLoopResultBuilder]: At program point L823-2(lines 818 826) the Hoare annotation is: false [2021-08-29 16:17:20,716 INFO L858 garLoopResultBuilder]: For program point L526(lines 525 572) no Hoare annotation was computed. [2021-08-29 16:17:20,716 INFO L858 garLoopResultBuilder]: For program point L906(lines 906 916) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L906-4(lines 906 916) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L527(lines 527 531) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 913) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L907-2(lines 907 913) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L907-4(lines 907 913) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:17:20,717 INFO L854 garLoopResultBuilder]: At program point L891(lines 601 607) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)))) [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L891-1(lines 601 607) the Hoare annotation is: false [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L891-2(lines 601 607) the Hoare annotation is: false [2021-08-29 16:17:20,718 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 963) no Hoare annotation was computed. [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L759(lines 744 762) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 .cse2 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) .cse4) (and .cse0 .cse1 .cse2 (= 2 ~waterLevel~0) .cse3 .cse4))) [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L759-1(lines 744 762) the Hoare annotation is: false [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L759-2(lines 744 762) the Hoare annotation is: false [2021-08-29 16:17:20,718 INFO L858 garLoopResultBuilder]: For program point L561(lines 561 567) no Hoare annotation was computed. [2021-08-29 16:17:20,718 INFO L854 garLoopResultBuilder]: At program point L561-1(lines 561 567) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or .cse4 (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse6)))) [2021-08-29 16:17:20,719 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 551) no Hoare annotation was computed. [2021-08-29 16:17:20,719 INFO L854 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (or .cse6 (<= ~waterLevel~0 1))) (.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4) (and .cse0 .cse3 .cse6 .cse4 .cse5 .cse7) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5 .cse7)))) [2021-08-29 16:17:20,719 INFO L858 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-08-29 16:17:20,719 INFO L854 garLoopResultBuilder]: At program point L695(lines 688 698) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:17:20,719 INFO L854 garLoopResultBuilder]: At program point L695-1(lines 688 698) the Hoare annotation is: false [2021-08-29 16:17:20,720 INFO L854 garLoopResultBuilder]: At program point L695-2(lines 688 698) the Hoare annotation is: false [2021-08-29 16:17:20,724 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:17:20,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:17:20 BoogieIcfgContainer [2021-08-29 16:17:20,759 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:17:20,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:17:20,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:17:20,760 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:17:20,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:14" (3/4) ... [2021-08-29 16:17:20,762 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:17:20,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:17:20,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:17:20,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:17:20,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:17:20,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:17:20,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:20,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:20,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:17:20,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:17:20,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:17:20,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 2) && \result == 1) && tmp == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1 [2021-08-29 16:17:20,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:17:20,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-29 16:17:20,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:17:20,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-29 16:17:20,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-29 16:17:20,820 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:17:20,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:17:20,820 INFO L158 Benchmark]: Toolchain (without parser) took 7546.83ms. Allocated memory was 58.7MB in the beginning and 107.0MB in the end (delta: 48.2MB). Free memory was 36.1MB in the beginning and 75.5MB in the end (delta: -39.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,820 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:17:20,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.40ms. Allocated memory is still 58.7MB. Free memory was 35.9MB in the beginning and 33.7MB in the end (delta: 2.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.73ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 30.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,821 INFO L158 Benchmark]: Boogie Preprocessor took 24.44ms. Allocated memory is still 58.7MB. Free memory was 30.1MB in the beginning and 28.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,821 INFO L158 Benchmark]: RCFGBuilder took 460.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 27.8MB in the beginning and 39.6MB in the end (delta: -11.8MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,822 INFO L158 Benchmark]: TraceAbstraction took 6554.27ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 39.3MB in the beginning and 83.9MB in the end (delta: -44.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,822 INFO L158 Benchmark]: Witness Printer took 60.28ms. Allocated memory is still 107.0MB. Free memory was 83.9MB in the beginning and 75.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-08-29 16:17:20,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.40ms. Allocated memory is still 58.7MB. Free memory was 35.9MB in the beginning and 33.7MB in the end (delta: 2.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.73ms. Allocated memory is still 58.7MB. Free memory was 33.7MB in the beginning and 30.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.44ms. Allocated memory is still 58.7MB. Free memory was 30.1MB in the beginning and 28.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 460.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 27.8MB in the beginning and 39.6MB in the end (delta: -11.8MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6554.27ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 39.3MB in the beginning and 83.9MB in the end (delta: -44.7MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Witness Printer took 60.28ms. Allocated memory is still 107.0MB. Free memory was 83.9MB in the beginning and 75.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 963]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 963]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 963]: 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, 98 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6471.64ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 23.73ms, AutomataDifference: 2568.49ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 2260.54ms, InitialAbstractionConstructionTime: 11.94ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1294 SdHoareTripleChecker+Valid, 2094.74ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1294 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1612.00ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1639 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2765 IncrementalHoareTripleChecker+Invalid, 2832 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 0 mSDtfsCounter, 2765 mSolverCounterSat, 20.48ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 125 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 172.08ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=9, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 106.17ms AutomataMinimizationTime, 10 MinimizatonAttempts, 659 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 158 NumberOfFragments, 1070 HoareAnnotationTreeSize, 45 FomulaSimplifications, 33640 FormulaSimplificationTreeSizeReduction, 465.43ms HoareSimplificationTime, 45 FomulaSimplificationsInter, 67822 FormulaSimplificationTreeSizeReductionInter, 1782.19ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 49.28ms SsaConstructionTime, 265.58ms SatisfiabilityAnalysisTime, 733.47ms InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 416 ConstructedInterpolants, 0 QuantifiedInterpolants, 858 SizeOfPredicates, 3 NumberOfNonLiveVariables, 435 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: 876]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 2) && \result == 1) && tmp == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1)) || (((((splverifierCounter == 0 && tmp == 1) && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 0) && \result == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && switchedOnBeforeTS == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) RESULT: Ultimate proved your program to be correct! [2021-08-29 16:17:20,863 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...