./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 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_product09.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 940a6c0753395d96116ae06c1efb8d37a63bc3d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 09:55:46,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:55:46,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:55:46,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:55:46,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:55:46,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:55:46,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:55:46,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:55:46,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:55:46,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:55:46,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:55:46,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:55:46,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:55:46,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:55:46,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:55:46,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:55:46,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:55:46,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:55:46,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:55:46,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:55:46,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:55:46,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:55:46,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:55:46,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:55:46,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:55:46,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:55:46,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:55:46,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:55:46,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:55:46,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:55:46,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:55:46,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:55:46,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:55:46,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:55:46,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:55:46,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:55:46,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:55:46,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:55:46,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:55:46,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:55:46,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:55:46,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:55:46,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:55:46,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:55:46,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:55:46,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:55:46,256 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:55:46,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:55:46,256 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:55:46,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:55:46,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:55:46,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:55:46,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:55:46,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:46,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:55:46,259 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:55:46,259 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 940a6c0753395d96116ae06c1efb8d37a63bc3d5 [2021-07-05 09:55:46,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:55:46,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:55:46,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:55:46,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:55:46,545 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:55:46,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-07-05 09:55:46,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5440fc1f9/3906f1e6fcf34a858faed9bf4b73ee3f/FLAGec0bd5e0a [2021-07-05 09:55:47,029 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:55:47,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-07-05 09:55:47,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5440fc1f9/3906f1e6fcf34a858faed9bf4b73ee3f/FLAGec0bd5e0a [2021-07-05 09:55:47,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5440fc1f9/3906f1e6fcf34a858faed9bf4b73ee3f [2021-07-05 09:55:47,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:55:47,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:55:47,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:47,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:55:47,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:55:47,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac34fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47, skipping insertion in model container [2021-07-05 09:55:47,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:55:47,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:55:47,285 WARN L224 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_product09.cil.c[5039,5052] [2021-07-05 09:55:47,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:47,351 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:55:47,383 WARN L224 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_product09.cil.c[5039,5052] [2021-07-05 09:55:47,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:47,452 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:55:47,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47 WrapperNode [2021-07-05 09:55:47,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:47,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:47,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:55:47,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:55:47,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:47,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:55:47,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:55:47,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:55:47,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:55:47,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:55:47,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:55:47,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:55:47,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (1/1) ... [2021-07-05 09:55:47,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:47,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:47,636 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) [2021-07-05 09:55:47,654 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 [2021-07-05 09:55:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:55:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:55:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:55:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:55:48,344 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:55:48,344 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-07-05 09:55:48,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:48 BoogieIcfgContainer [2021-07-05 09:55:48,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:55:48,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:55:48,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:55:48,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:55:48,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:55:47" (1/3) ... [2021-07-05 09:55:48,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36126d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:48, skipping insertion in model container [2021-07-05 09:55:48,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:47" (2/3) ... [2021-07-05 09:55:48,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36126d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:48, skipping insertion in model container [2021-07-05 09:55:48,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:48" (3/3) ... [2021-07-05 09:55:48,350 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2021-07-05 09:55:48,360 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:55:48,360 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:55:48,396 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:48,401 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:48,401 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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) [2021-07-05 09:55:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:55:48,414 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:48,414 INFO L525 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] [2021-07-05 09:55:48,414 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:48,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:48,418 INFO L82 PathProgramCache]: Analyzing trace with hash 376450427, now seen corresponding path program 1 times [2021-07-05 09:55:48,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:48,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953650881] [2021-07-05 09:55:48,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:48,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:48,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:48,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:48,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:48,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:48,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:48,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:48,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:48,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:48,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:48,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953650881] [2021-07-05 09:55:48,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953650881] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:48,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:48,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:55:48,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189033864] [2021-07-05 09:55:48,604 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:48,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:48,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:48,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:48,615 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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) [2021-07-05 09:55:48,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:48,702 INFO L93 Difference]: Finished difference Result 165 states and 243 transitions. [2021-07-05 09:55:48,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:55:48,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 [2021-07-05 09:55:48,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:48,708 INFO L225 Difference]: With dead ends: 165 [2021-07-05 09:55:48,708 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:48,711 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:55:48,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:48,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:48,725 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) [2021-07-05 09:55:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:48,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:55:48,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:48,725 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:48,726 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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) [2021-07-05 09:55:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:48,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:48,728 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:48,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:48,912 INFO L758 garLoopResultBuilder]: At program point L349-2(lines 349 363) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point L333(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point L333-2(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:48,912 INFO L762 garLoopResultBuilder]: For program point L284(lines 284 290) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L284-1(lines 284 290) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L152(lines 152 158) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L152-1(lines 152 158) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L152-2(lines 152 158) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L846(lines 841 848) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L434(lines 415 437) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L758 garLoopResultBuilder]: At program point L320(lines 273 321) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L353-1(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:48,913 INFO L762 garLoopResultBuilder]: For program point L304(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L222(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L222-1(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L222-2(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L123(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L222-3(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L123-1(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,914 INFO L758 garLoopResultBuilder]: At program point L222-4(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,915 INFO L758 garLoopResultBuilder]: At program point L123-2(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,915 INFO L758 garLoopResultBuilder]: At program point L222-5(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,915 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:48,915 INFO L758 garLoopResultBuilder]: At program point L867-1(lines 1 887) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L867-2(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L758 garLoopResultBuilder]: At program point L867-3(lines 1 887) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L867-4(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L758 garLoopResultBuilder]: At program point L867-5(lines 1 887) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,916 INFO L758 garLoopResultBuilder]: At program point L835(lines 830 838) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L275(lines 274 319) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L276(lines 276 280) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L762 garLoopResultBuilder]: For program point L425(lines 425 432) no Hoare annotation was computed. [2021-07-05 09:55:48,916 INFO L758 garLoopResultBuilder]: At program point L425-1(lines 425 432) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L871(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L871-2(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L871-4(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L310-2(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L758 garLoopResultBuilder]: At program point L145(lines 141 163) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,917 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 141 163) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,917 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 141 163) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L872(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L294(lines 294 300) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:48,917 INFO L758 garLoopResultBuilder]: At program point L294-1(lines 294 300) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,917 INFO L762 garLoopResultBuilder]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:48,918 INFO L758 garLoopResultBuilder]: At program point L856(lines 145 151) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,918 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 145 151) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,918 INFO L758 garLoopResultBuilder]: At program point L856-2(lines 145 151) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:48,918 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:48,918 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:48,918 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:55:48,918 INFO L758 garLoopResultBuilder]: At program point L397(lines 393 399) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,918 INFO L758 garLoopResultBuilder]: At program point L827(lines 1 887) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:48,918 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:55:48,918 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:48,921 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:55:48,922 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:48,923 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:48,923 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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) [2021-07-05 09:55:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 09:55:48,938 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:48,938 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:48,938 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:48,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:48,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1453105109, now seen corresponding path program 1 times [2021-07-05 09:55:48,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:48,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276256326] [2021-07-05 09:55:48,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:48,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:49,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:49,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:49,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276256326] [2021-07-05 09:55:49,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276256326] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:49,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:49,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:49,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902767500] [2021-07-05 09:55:49,013 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:49,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:49,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:49,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:49,014 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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) [2021-07-05 09:55:49,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:49,018 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-07-05 09:55:49,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:49,018 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 [2021-07-05 09:55:49,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:49,021 INFO L225 Difference]: With dead ends: 125 [2021-07-05 09:55:49,021 INFO L226 Difference]: Without dead ends: 42 [2021-07-05 09:55:49,021 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:49,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-07-05 09:55:49,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-07-05 09:55:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 41 states have internal predecessors, (56), 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) [2021-07-05 09:55:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2021-07-05 09:55:49,027 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 56 transitions. Word has length 19 [2021-07-05 09:55:49,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:49,028 INFO L442 AbstractCegarLoop]: Abstraction has 42 states and 56 transitions. [2021-07-05 09:55:49,028 INFO L443 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) [2021-07-05 09:55:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2021-07-05 09:55:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-07-05 09:55:49,028 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:49,028 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:49,029 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-07-05 09:55:49,029 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:49,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:49,029 INFO L82 PathProgramCache]: Analyzing trace with hash 352914444, now seen corresponding path program 1 times [2021-07-05 09:55:49,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:49,029 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842399528] [2021-07-05 09:55:49,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:49,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:49,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:49,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:49,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:49,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842399528] [2021-07-05 09:55:49,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842399528] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:49,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:49,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:49,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068131654] [2021-07-05 09:55:49,070 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:49,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:49,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:49,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:49,071 INFO L87 Difference]: Start difference. First operand 42 states and 56 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) [2021-07-05 09:55:49,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:49,074 INFO L93 Difference]: Finished difference Result 42 states and 56 transitions. [2021-07-05 09:55:49,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:49,074 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 [2021-07-05 09:55:49,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:49,074 INFO L225 Difference]: With dead ends: 42 [2021-07-05 09:55:49,074 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:49,075 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:49,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:49,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:49,075 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) [2021-07-05 09:55:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:49,075 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2021-07-05 09:55:49,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:49,075 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:49,075 INFO L443 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) [2021-07-05 09:55:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:49,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:49,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:49,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,113 INFO L758 garLoopResultBuilder]: At program point L349-2(lines 349 363) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,113 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,113 INFO L762 garLoopResultBuilder]: For program point L333(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L333-2(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L284(lines 284 290) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L284-1(lines 284 290) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L152(lines 152 158) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L152-1(lines 152 158) the Hoare annotation is: false [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L152-2(lines 152 158) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L846(lines 841 848) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,114 INFO L758 garLoopResultBuilder]: At program point L434(lines 415 437) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,115 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,115 INFO L762 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L320(lines 273 321) the Hoare annotation is: false [2021-07-05 09:55:49,115 INFO L762 garLoopResultBuilder]: For program point L353-1(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:49,115 INFO L762 garLoopResultBuilder]: For program point L304(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L222(lines 217 225) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L222-1(lines 217 225) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L222-2(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L123(lines 118 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L222-3(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2021-07-05 09:55:49,115 INFO L758 garLoopResultBuilder]: At program point L222-4(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L123-2(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L222-5(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L867-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point L867-2(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L867-3(lines 1 887) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point L867-4(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L867-5(lines 1 887) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,116 INFO L758 garLoopResultBuilder]: At program point L835(lines 830 838) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point L275(lines 274 319) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,116 INFO L762 garLoopResultBuilder]: For program point L276(lines 276 280) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L425(lines 425 432) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L758 garLoopResultBuilder]: At program point L425-1(lines 425 432) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L871(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L871-2(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L871-4(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L310-2(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L758 garLoopResultBuilder]: At program point L145(lines 141 163) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,117 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 141 163) the Hoare annotation is: false [2021-07-05 09:55:49,117 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 141 163) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L872(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L294(lines 294 300) no Hoare annotation was computed. [2021-07-05 09:55:49,117 INFO L762 garLoopResultBuilder]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L294-1(lines 294 300) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,118 INFO L762 garLoopResultBuilder]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L856(lines 145 151) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 145 151) the Hoare annotation is: false [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L856-2(lines 145 151) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,118 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,118 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,118 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L397(lines 393 399) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,118 INFO L758 garLoopResultBuilder]: At program point L827(lines 1 887) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,118 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-07-05 09:55:49,118 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:49,119 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:55:49,120 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:49,121 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:55:49,121 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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) [2021-07-05 09:55:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-07-05 09:55:49,123 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:49,123 INFO L525 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] [2021-07-05 09:55:49,123 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:49,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:49,123 INFO L82 PathProgramCache]: Analyzing trace with hash 2000361946, now seen corresponding path program 1 times [2021-07-05 09:55:49,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:49,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330372946] [2021-07-05 09:55:49,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:49,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:49,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:49,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:49,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330372946] [2021-07-05 09:55:49,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330372946] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:49,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:49,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:49,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586076707] [2021-07-05 09:55:49,159 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:49,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:49,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:49,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:49,160 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-07-05 09:55:49,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:49,164 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-07-05 09:55:49,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:49,164 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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 30 [2021-07-05 09:55:49,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:49,165 INFO L225 Difference]: With dead ends: 125 [2021-07-05 09:55:49,165 INFO L226 Difference]: Without dead ends: 58 [2021-07-05 09:55:49,165 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:49,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-07-05 09:55:49,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2021-07-05 09:55:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 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) [2021-07-05 09:55:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 80 transitions. [2021-07-05 09:55:49,170 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 80 transitions. Word has length 30 [2021-07-05 09:55:49,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:49,170 INFO L442 AbstractCegarLoop]: Abstraction has 58 states and 80 transitions. [2021-07-05 09:55:49,170 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-07-05 09:55:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2021-07-05 09:55:49,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-07-05 09:55:49,171 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:49,171 INFO L525 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] [2021-07-05 09:55:49,171 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-07-05 09:55:49,171 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:49,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:49,172 INFO L82 PathProgramCache]: Analyzing trace with hash 789505881, now seen corresponding path program 1 times [2021-07-05 09:55:49,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:49,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638556017] [2021-07-05 09:55:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:49,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:49,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:49,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:49,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:49,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:49,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638556017] [2021-07-05 09:55:49,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638556017] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:49,213 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:49,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:49,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865238098] [2021-07-05 09:55:49,213 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:49,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:49,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:49,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:49,214 INFO L87 Difference]: Start difference. First operand 58 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-07-05 09:55:49,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:49,217 INFO L93 Difference]: Finished difference Result 58 states and 80 transitions. [2021-07-05 09:55:49,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:49,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 31 [2021-07-05 09:55:49,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:49,218 INFO L225 Difference]: With dead ends: 58 [2021-07-05 09:55:49,218 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:49,218 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:49,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:49,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:49,219 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) [2021-07-05 09:55:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:49,219 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2021-07-05 09:55:49,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:49,219 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:49,219 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-07-05 09:55:49,219 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:49,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:49,219 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:49,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:49,264 INFO L758 garLoopResultBuilder]: At program point L349-2(lines 349 363) the Hoare annotation is: false [2021-07-05 09:55:49,264 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point L333(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point L333-2(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L762 garLoopResultBuilder]: For program point L284(lines 284 290) no Hoare annotation was computed. [2021-07-05 09:55:49,265 INFO L758 garLoopResultBuilder]: At program point L284-1(lines 284 290) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,265 INFO L758 garLoopResultBuilder]: At program point L152(lines 152 158) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,265 INFO L758 garLoopResultBuilder]: At program point L152-1(lines 152 158) the Hoare annotation is: false [2021-07-05 09:55:49,265 INFO L758 garLoopResultBuilder]: At program point L152-2(lines 152 158) the Hoare annotation is: false [2021-07-05 09:55:49,265 INFO L758 garLoopResultBuilder]: At program point L846(lines 841 848) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L758 garLoopResultBuilder]: At program point L434(lines 415 437) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L758 garLoopResultBuilder]: At program point L320(lines 273 321) the Hoare annotation is: false [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L353-1(lines 353 357) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L762 garLoopResultBuilder]: For program point L304(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:49,266 INFO L758 garLoopResultBuilder]: At program point L222(lines 217 225) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,266 INFO L758 garLoopResultBuilder]: At program point L222-1(lines 217 225) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,266 INFO L758 garLoopResultBuilder]: At program point L222-2(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L123(lines 118 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L222-3(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L222-4(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L222-5(lines 217 225) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L867-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,267 INFO L762 garLoopResultBuilder]: For program point L867-2(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,267 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L867-3(lines 1 887) the Hoare annotation is: false [2021-07-05 09:55:49,267 INFO L762 garLoopResultBuilder]: For program point L867-4(lines 867 884) no Hoare annotation was computed. [2021-07-05 09:55:49,267 INFO L758 garLoopResultBuilder]: At program point L867-5(lines 1 887) the Hoare annotation is: false [2021-07-05 09:55:49,268 INFO L758 garLoopResultBuilder]: At program point L835(lines 830 838) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L275(lines 274 319) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L276(lines 276 280) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L425(lines 425 432) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L758 garLoopResultBuilder]: At program point L425-1(lines 425 432) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L871(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L871-2(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L871-4(lines 871 881) no Hoare annotation was computed. [2021-07-05 09:55:49,268 INFO L762 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L762 garLoopResultBuilder]: For program point L310-2(lines 304 315) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L145(lines 141 163) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 141 163) the Hoare annotation is: false [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 141 163) the Hoare annotation is: false [2021-07-05 09:55:49,269 INFO L762 garLoopResultBuilder]: For program point L872(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L762 garLoopResultBuilder]: For program point L294(lines 294 300) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L762 garLoopResultBuilder]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L294-1(lines 294 300) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,269 INFO L762 garLoopResultBuilder]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L856(lines 145 151) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 145 151) the Hoare annotation is: false [2021-07-05 09:55:49,269 INFO L758 garLoopResultBuilder]: At program point L856-2(lines 145 151) the Hoare annotation is: false [2021-07-05 09:55:49,270 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:49,270 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 333) no Hoare annotation was computed. [2021-07-05 09:55:49,270 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:55:49,270 INFO L758 garLoopResultBuilder]: At program point L397(lines 393 399) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,270 INFO L758 garLoopResultBuilder]: At program point L827(lines 1 887) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:49,270 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2021-07-05 09:55:49,270 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:49,270 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:55:49,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:55:49 BoogieIcfgContainer [2021-07-05 09:55:49,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:55:49,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:55:49,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:55:49,293 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:55:49,293 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:48" (3/4) ... [2021-07-05 09:55:49,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:55:49,304 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:55:49,304 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:55:49,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:55:49,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:55:49,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:55:49,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:49,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:49,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:49,338 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:55:49,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:55:49,339 INFO L168 Benchmark]: Toolchain (without parser) took 2279.33 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 41.3 MB in the beginning and 49.6 MB in the end (delta: -8.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,339 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 48.2 MB. Free memory is still 28.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:55:49,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.28 ms. Allocated memory is still 58.7 MB. Free memory was 41.1 MB in the beginning and 31.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.20 ms. Allocated memory is still 58.7 MB. Free memory was 31.5 MB in the beginning and 28.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,340 INFO L168 Benchmark]: Boogie Preprocessor took 54.65 ms. Allocated memory is still 58.7 MB. Free memory was 28.8 MB in the beginning and 40.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,340 INFO L168 Benchmark]: RCFGBuilder took 756.64 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.3 MB in the beginning and 32.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,340 INFO L168 Benchmark]: TraceAbstraction took 946.34 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 31.8 MB in the beginning and 55.3 MB in the end (delta: -23.5 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,340 INFO L168 Benchmark]: Witness Printer took 45.39 ms. Allocated memory is still 86.0 MB. Free memory was 55.3 MB in the beginning and 49.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:49,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 48.2 MB. Free memory is still 28.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 398.28 ms. Allocated memory is still 58.7 MB. Free memory was 41.1 MB in the beginning and 31.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.20 ms. Allocated memory is still 58.7 MB. Free memory was 31.5 MB in the beginning and 28.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.65 ms. Allocated memory is still 58.7 MB. Free memory was 28.8 MB in the beginning and 40.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 756.64 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 40.3 MB in the beginning and 32.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 946.34 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 31.8 MB in the beginning and 55.3 MB in the end (delta: -23.5 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Witness Printer took 45.39 ms. Allocated memory is still 86.0 MB. Free memory was 55.3 MB in the beginning and 49.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 333]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 333]: 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 for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 525.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 5.8ms, AutomataDifference: 105.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 183.8ms, InitialAbstractionConstructionTime: 6.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 107 SDtfs, 139 SDslu, 97 SDs, 0 SdLazy, 49 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 85 NumberOfFragments, 177 HoareAnnotationTreeSize, 31 FomulaSimplifications, 273 FormulaSimplificationTreeSizeReduction, 84.5ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 92.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 6.1ms SsaConstructionTime, 57.2ms SatisfiabilityAnalysisTime, 73.8ms InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 71 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 196.3ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.5ms, AutomataDifference: 12.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 37.4ms, InitialAbstractionConstructionTime: 13.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 128 SDtfs, 32 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 6.5ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 51 NumberOfFragments, 49 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.1ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 24.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 24.3ms SsaConstructionTime, 25.5ms SatisfiabilityAnalysisTime, 58.5ms InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 41 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 149.9ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.7ms, AutomataDifference: 11.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 44.5ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 128 SDtfs, 32 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 42 NumberOfFragments, 49 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.9ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 30.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 5.8ms SsaConstructionTime, 24.2ms SatisfiabilityAnalysisTime, 41.3ms InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 63 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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: 841]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:55:49,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...