./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product16.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_product16.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 39eaf5a35c9a0b00068a6452bd8f9de288aeab79 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:55:48,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:55:48,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:55:48,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:55:48,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:55:48,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:55:48,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:55:48,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:55:48,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:55:48,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:55:48,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:55:48,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:55:48,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:55:48,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:55:48,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:55:48,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:55:48,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:55:48,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:55:48,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:55:48,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:55:48,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:55:48,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:55:48,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:55:48,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:55:48,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:55:48,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:55:48,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:55:48,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:55:48,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:55:48,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:55:48,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:55:48,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:55:48,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:55:48,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:55:48,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:55:48,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:55:48,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:55:48,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:55:48,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:55:48,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:55:48,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:55:48,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:55:48,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:55:48,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:55:48,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:55:48,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:55:48,393 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:55:48,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:55:48,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:55:48,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:55:48,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:55:48,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:55:48,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:48,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:55:48,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:55:48,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:55:48,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:55:48,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:55:48,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:55:48,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:55:48,403 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39eaf5a35c9a0b00068a6452bd8f9de288aeab79 [2021-07-05 09:55:48,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:55:48,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:55:48,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:55:48,675 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:55:48,675 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:55:48,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2021-07-05 09:55:48,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d429740/4e13e2dae56747219d9e501be21f51e7/FLAGc290a7618 [2021-07-05 09:55:49,092 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:55:49,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2021-07-05 09:55:49,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d429740/4e13e2dae56747219d9e501be21f51e7/FLAGc290a7618 [2021-07-05 09:55:49,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d429740/4e13e2dae56747219d9e501be21f51e7 [2021-07-05 09:55:49,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:55:49,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:55:49,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:49,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:55:49,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:55:49,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6618f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49, skipping insertion in model container [2021-07-05 09:55:49,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:55:49,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:55:49,718 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_product16.cil.c[13509,13522] [2021-07-05 09:55:49,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:49,760 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:55:49,802 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_product16.cil.c[13509,13522] [2021-07-05 09:55:49,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:49,830 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:55:49,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49 WrapperNode [2021-07-05 09:55:49,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:49,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:49,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:55:49,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:55:49,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:49,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:55:49,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:55:49,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:55:49,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:55:49,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:55:49,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:55:49,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:55:49,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (1/1) ... [2021-07-05 09:55:49,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:49,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:49,958 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 09:55:49,988 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 09:55:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:55:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:55:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:55:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:55:50,658 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:55:50,661 INFO L299 CfgBuilder]: Removed 116 assume(true) statements. [2021-07-05 09:55:50,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:50 BoogieIcfgContainer [2021-07-05 09:55:50,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:55:50,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:55:50,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:55:50,666 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:55:50,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:55:49" (1/3) ... [2021-07-05 09:55:50,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ac685d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:50, skipping insertion in model container [2021-07-05 09:55:50,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:49" (2/3) ... [2021-07-05 09:55:50,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ac685d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:50, skipping insertion in model container [2021-07-05 09:55:50,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:50" (3/3) ... [2021-07-05 09:55:50,668 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2021-07-05 09:55:50,673 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:55:50,673 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:55:50,710 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:50,716 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 09:55:50,717 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 09:55:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:55:50,734 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:50,734 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 09:55:50,735 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:50,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:50,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1783041890, now seen corresponding path program 1 times [2021-07-05 09:55:50,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:50,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9640554] [2021-07-05 09:55:50,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:50,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:50,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:50,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:50,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:50,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:50,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:50,907 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 09:55:50,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:50,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9640554] [2021-07-05 09:55:50,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9640554] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:50,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:50,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:50,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603385119] [2021-07-05 09:55:50,930 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:50,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:50,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:50,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:50,942 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:55:51,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,018 INFO L93 Difference]: Finished difference Result 226 states and 335 transitions. [2021-07-05 09:55:51,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:51,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:55:51,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,026 INFO L225 Difference]: With dead ends: 226 [2021-07-05 09:55:51,026 INFO L226 Difference]: Without dead ends: 67 [2021-07-05 09:55:51,029 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:51,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-07-05 09:55:51,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2021-07-05 09:55:51,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 62 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2021-07-05 09:55:51,065 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 26 [2021-07-05 09:55:51,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,065 INFO L442 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2021-07-05 09:55:51,066 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:55:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2021-07-05 09:55:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-07-05 09:55:51,067 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:51,067 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] [2021-07-05 09:55:51,067 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:55:51,067 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:51,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:51,069 INFO L82 PathProgramCache]: Analyzing trace with hash -628588229, now seen corresponding path program 1 times [2021-07-05 09:55:51,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:51,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521610831] [2021-07-05 09:55:51,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:51,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:51,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:51,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:51,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:51,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,180 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 09:55:51,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:51,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521610831] [2021-07-05 09:55:51,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521610831] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:51,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:51,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:55:51,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211236337] [2021-07-05 09:55:51,183 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:51,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:51,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:51,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:51,185 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:51,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,262 INFO L93 Difference]: Finished difference Result 158 states and 232 transitions. [2021-07-05 09:55:51,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:55:51,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-07-05 09:55:51,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,263 INFO L225 Difference]: With dead ends: 158 [2021-07-05 09:55:51,263 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:51,266 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:55:51,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:51,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:51,267 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 09:55:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:51,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-07-05 09:55:51,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,268 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:51,268 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:51,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:51,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:51,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,415 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,415 INFO L762 garLoopResultBuilder]: For program point L812(lines 812 818) no Hoare annotation was computed. [2021-07-05 09:55:51,416 INFO L758 garLoopResultBuilder]: At program point L812-1(lines 812 818) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0))) [2021-07-05 09:55:51,416 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,416 INFO L762 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2021-07-05 09:55:51,416 INFO L758 garLoopResultBuilder]: At program point L417(lines 412 419) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,416 INFO L758 garLoopResultBuilder]: At program point L633(lines 633 639) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,416 INFO L765 garLoopResultBuilder]: At program point L633-1(lines 633 639) the Hoare annotation is: true [2021-07-05 09:55:51,416 INFO L765 garLoopResultBuilder]: At program point L633-2(lines 633 639) the Hoare annotation is: true [2021-07-05 09:55:51,417 INFO L762 garLoopResultBuilder]: For program point L551(lines 551 558) no Hoare annotation was computed. [2021-07-05 09:55:51,417 INFO L765 garLoopResultBuilder]: At program point L551-1(lines 551 558) the Hoare annotation is: true [2021-07-05 09:55:51,424 INFO L762 garLoopResultBuilder]: For program point L832(lines 832 847) no Hoare annotation was computed. [2021-07-05 09:55:51,425 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,433 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,434 INFO L762 garLoopResultBuilder]: For program point L867-3(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,434 INFO L762 garLoopResultBuilder]: For program point L867-6(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,434 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,434 INFO L758 garLoopResultBuilder]: At program point L438-1(lines 1 939) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0))) [2021-07-05 09:55:51,434 INFO L762 garLoopResultBuilder]: For program point L438-2(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,434 INFO L765 garLoopResultBuilder]: At program point L438-3(lines 1 939) the Hoare annotation is: true [2021-07-05 09:55:51,434 INFO L762 garLoopResultBuilder]: For program point L438-4(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,435 INFO L765 garLoopResultBuilder]: At program point L438-5(lines 1 939) the Hoare annotation is: true [2021-07-05 09:55:51,435 INFO L758 garLoopResultBuilder]: At program point L719(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,435 INFO L765 garLoopResultBuilder]: At program point L719-1(lines 712 722) the Hoare annotation is: true [2021-07-05 09:55:51,435 INFO L765 garLoopResultBuilder]: At program point L719-2(lines 712 722) the Hoare annotation is: true [2021-07-05 09:55:51,435 INFO L758 garLoopResultBuilder]: At program point L587(lines 1 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,435 INFO L762 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,435 INFO L762 garLoopResultBuilder]: For program point L604-1(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,436 INFO L762 garLoopResultBuilder]: For program point L604-2(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,436 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,436 INFO L765 garLoopResultBuilder]: At program point L472-2(lines 472 486) the Hoare annotation is: true [2021-07-05 09:55:51,436 INFO L765 garLoopResultBuilder]: At program point L852(lines 801 853) the Hoare annotation is: true [2021-07-05 09:55:51,436 INFO L762 garLoopResultBuilder]: For program point L803(lines 802 851) no Hoare annotation was computed. [2021-07-05 09:55:51,436 INFO L762 garLoopResultBuilder]: For program point L473(line 473) no Hoare annotation was computed. [2021-07-05 09:55:51,436 INFO L758 garLoopResultBuilder]: At program point L523(lines 519 525) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,437 INFO L758 garLoopResultBuilder]: At program point L936(lines 931 939) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,437 INFO L765 garLoopResultBuilder]: At program point L936-1(lines 931 939) the Hoare annotation is: true [2021-07-05 09:55:51,441 INFO L765 garLoopResultBuilder]: At program point L936-2(lines 931 939) the Hoare annotation is: true [2021-07-05 09:55:51,442 INFO L762 garLoopResultBuilder]: For program point L804(lines 804 808) no Hoare annotation was computed. [2021-07-05 09:55:51,442 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,442 INFO L758 garLoopResultBuilder]: At program point L904(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,442 INFO L765 garLoopResultBuilder]: At program point L904-1(lines 899 907) the Hoare annotation is: true [2021-07-05 09:55:51,442 INFO L765 garLoopResultBuilder]: At program point L904-2(lines 899 907) the Hoare annotation is: true [2021-07-05 09:55:51,442 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:51,442 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L442(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L442-2(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 828) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L442-4(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L758 garLoopResultBuilder]: At program point L822-1(lines 822 828) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0))) [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L443(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,443 INFO L762 garLoopResultBuilder]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L762 garLoopResultBuilder]: For program point L443-2(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L762 garLoopResultBuilder]: For program point L443-4(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L762 garLoopResultBuilder]: For program point L658(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L762 garLoopResultBuilder]: For program point L658-1(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L762 garLoopResultBuilder]: For program point L658-2(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,444 INFO L758 garLoopResultBuilder]: At program point L427(lines 626 632) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,444 INFO L765 garLoopResultBuilder]: At program point L427-1(lines 626 632) the Hoare annotation is: true [2021-07-05 09:55:51,444 INFO L765 garLoopResultBuilder]: At program point L427-2(lines 626 632) the Hoare annotation is: true [2021-07-05 09:55:51,445 INFO L762 garLoopResultBuilder]: For program point L840(lines 840 846) no Hoare annotation was computed. [2021-07-05 09:55:51,445 INFO L758 garLoopResultBuilder]: At program point L840-1(lines 1 939) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:55:51,445 INFO L758 garLoopResultBuilder]: At program point L626(lines 622 644) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,445 INFO L765 garLoopResultBuilder]: At program point L626-1(lines 622 644) the Hoare annotation is: true [2021-07-05 09:55:51,445 INFO L765 garLoopResultBuilder]: At program point L626-2(lines 622 644) the Hoare annotation is: true [2021-07-05 09:55:51,445 INFO L765 garLoopResultBuilder]: At program point L560(lines 541 563) the Hoare annotation is: true [2021-07-05 09:55:51,445 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,446 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-07-05 09:55:51,446 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,446 INFO L758 garLoopResultBuilder]: At program point L595(lines 590 598) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,446 INFO L758 garLoopResultBuilder]: At program point L728(lines 723 731) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,446 INFO L758 garLoopResultBuilder]: At program point L728-1(lines 723 731) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,446 INFO L762 garLoopResultBuilder]: For program point L662(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,446 INFO L765 garLoopResultBuilder]: At program point L728-2(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,447 INFO L762 garLoopResultBuilder]: For program point L662-1(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,447 INFO L765 garLoopResultBuilder]: At program point L728-3(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,447 INFO L765 garLoopResultBuilder]: At program point L728-4(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,447 INFO L762 garLoopResultBuilder]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,447 INFO L765 garLoopResultBuilder]: At program point L728-5(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,447 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:55:51,447 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:51,450 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:55:51,452 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:51,453 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 09:55:51,453 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 09:55:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 09:55:51,455 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:51,455 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 09:55:51,455 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:51,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:51,455 INFO L82 PathProgramCache]: Analyzing trace with hash -251092411, now seen corresponding path program 1 times [2021-07-05 09:55:51,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:51,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347185526] [2021-07-05 09:55:51,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:51,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:51,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,481 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 09:55:51,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:51,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347185526] [2021-07-05 09:55:51,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347185526] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:51,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:51,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:51,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222214560] [2021-07-05 09:55:51,482 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:51,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:51,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:51,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:51,483 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 09:55:51,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,486 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2021-07-05 09:55:51,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:51,486 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 09:55:51,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,486 INFO L225 Difference]: With dead ends: 153 [2021-07-05 09:55:51,486 INFO L226 Difference]: Without dead ends: 52 [2021-07-05 09:55:51,487 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 09:55:51,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-07-05 09:55:51,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2021-07-05 09:55:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.392156862745098) internal successors, (71), 51 states have internal predecessors, (71), 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 09:55:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2021-07-05 09:55:51,490 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 19 [2021-07-05 09:55:51,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,490 INFO L442 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2021-07-05 09:55:51,491 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 09:55:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2021-07-05 09:55:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-07-05 09:55:51,491 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:51,491 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 09:55:51,492 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-07-05 09:55:51,492 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:51,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:51,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1554927142, now seen corresponding path program 1 times [2021-07-05 09:55:51,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:51,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252285973] [2021-07-05 09:55:51,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:51,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:51,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:51,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,537 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 09:55:51,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:51,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252285973] [2021-07-05 09:55:51,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252285973] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:51,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:51,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:51,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276692679] [2021-07-05 09:55:51,539 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:51,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:51,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:51,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:51,539 INFO L87 Difference]: Start difference. First operand 52 states and 71 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 09:55:51,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,542 INFO L93 Difference]: Finished difference Result 52 states and 71 transitions. [2021-07-05 09:55:51,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:51,542 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 09:55:51,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,542 INFO L225 Difference]: With dead ends: 52 [2021-07-05 09:55:51,542 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:51,543 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 09:55:51,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:51,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:51,543 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 09:55:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:51,543 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2021-07-05 09:55:51,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,544 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:51,544 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 09:55:51,544 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:51,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:51,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:51,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,616 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,618 INFO L762 garLoopResultBuilder]: For program point L812(lines 812 818) no Hoare annotation was computed. [2021-07-05 09:55:51,619 INFO L758 garLoopResultBuilder]: At program point L812-1(lines 812 818) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,619 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,619 INFO L762 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2021-07-05 09:55:51,620 INFO L758 garLoopResultBuilder]: At program point L417(lines 412 419) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,620 INFO L758 garLoopResultBuilder]: At program point L633(lines 633 639) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,620 INFO L758 garLoopResultBuilder]: At program point L633-1(lines 633 639) the Hoare annotation is: false [2021-07-05 09:55:51,620 INFO L765 garLoopResultBuilder]: At program point L633-2(lines 633 639) the Hoare annotation is: true [2021-07-05 09:55:51,620 INFO L762 garLoopResultBuilder]: For program point L551(lines 551 558) no Hoare annotation was computed. [2021-07-05 09:55:51,625 INFO L765 garLoopResultBuilder]: At program point L551-1(lines 551 558) the Hoare annotation is: true [2021-07-05 09:55:51,626 INFO L762 garLoopResultBuilder]: For program point L832(lines 832 847) no Hoare annotation was computed. [2021-07-05 09:55:51,626 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,626 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,626 INFO L762 garLoopResultBuilder]: For program point L867-3(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,627 INFO L762 garLoopResultBuilder]: For program point L867-6(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,628 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,628 INFO L758 garLoopResultBuilder]: At program point L438-1(lines 1 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,628 INFO L762 garLoopResultBuilder]: For program point L438-2(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,628 INFO L765 garLoopResultBuilder]: At program point L438-3(lines 1 939) the Hoare annotation is: true [2021-07-05 09:55:51,628 INFO L762 garLoopResultBuilder]: For program point L438-4(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,630 INFO L765 garLoopResultBuilder]: At program point L438-5(lines 1 939) the Hoare annotation is: true [2021-07-05 09:55:51,630 INFO L758 garLoopResultBuilder]: At program point L719(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,631 INFO L758 garLoopResultBuilder]: At program point L719-1(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,631 INFO L765 garLoopResultBuilder]: At program point L719-2(lines 712 722) the Hoare annotation is: true [2021-07-05 09:55:51,631 INFO L758 garLoopResultBuilder]: At program point L587(lines 1 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,631 INFO L762 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,631 INFO L762 garLoopResultBuilder]: For program point L604-1(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,631 INFO L762 garLoopResultBuilder]: For program point L604-2(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,632 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,632 INFO L765 garLoopResultBuilder]: At program point L472-2(lines 472 486) the Hoare annotation is: true [2021-07-05 09:55:51,632 INFO L758 garLoopResultBuilder]: At program point L852(lines 801 853) the Hoare annotation is: false [2021-07-05 09:55:51,632 INFO L762 garLoopResultBuilder]: For program point L803(lines 802 851) no Hoare annotation was computed. [2021-07-05 09:55:51,632 INFO L762 garLoopResultBuilder]: For program point L473(line 473) no Hoare annotation was computed. [2021-07-05 09:55:51,632 INFO L758 garLoopResultBuilder]: At program point L523(lines 519 525) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,633 INFO L758 garLoopResultBuilder]: At program point L936(lines 931 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,633 INFO L758 garLoopResultBuilder]: At program point L936-1(lines 931 939) the Hoare annotation is: false [2021-07-05 09:55:51,633 INFO L765 garLoopResultBuilder]: At program point L936-2(lines 931 939) the Hoare annotation is: true [2021-07-05 09:55:51,633 INFO L762 garLoopResultBuilder]: For program point L804(lines 804 808) no Hoare annotation was computed. [2021-07-05 09:55:51,633 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,635 INFO L758 garLoopResultBuilder]: At program point L904(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,636 INFO L758 garLoopResultBuilder]: At program point L904-1(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,637 INFO L765 garLoopResultBuilder]: At program point L904-2(lines 899 907) the Hoare annotation is: true [2021-07-05 09:55:51,637 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:51,637 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,637 INFO L762 garLoopResultBuilder]: For program point L442(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,637 INFO L762 garLoopResultBuilder]: For program point L442-2(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,637 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 828) no Hoare annotation was computed. [2021-07-05 09:55:51,637 INFO L762 garLoopResultBuilder]: For program point L442-4(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L758 garLoopResultBuilder]: At program point L822-1(lines 822 828) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L443(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L443-2(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L443-4(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L658(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,638 INFO L762 garLoopResultBuilder]: For program point L658-1(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,639 INFO L762 garLoopResultBuilder]: For program point L658-2(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,639 INFO L758 garLoopResultBuilder]: At program point L427(lines 626 632) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,639 INFO L758 garLoopResultBuilder]: At program point L427-1(lines 626 632) the Hoare annotation is: false [2021-07-05 09:55:51,639 INFO L765 garLoopResultBuilder]: At program point L427-2(lines 626 632) the Hoare annotation is: true [2021-07-05 09:55:51,639 INFO L762 garLoopResultBuilder]: For program point L840(lines 840 846) no Hoare annotation was computed. [2021-07-05 09:55:51,639 INFO L758 garLoopResultBuilder]: At program point L840-1(lines 1 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,639 INFO L758 garLoopResultBuilder]: At program point L626(lines 622 644) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,639 INFO L758 garLoopResultBuilder]: At program point L626-1(lines 622 644) the Hoare annotation is: false [2021-07-05 09:55:51,640 INFO L765 garLoopResultBuilder]: At program point L626-2(lines 622 644) the Hoare annotation is: true [2021-07-05 09:55:51,640 INFO L765 garLoopResultBuilder]: At program point L560(lines 541 563) the Hoare annotation is: true [2021-07-05 09:55:51,640 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,640 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-07-05 09:55:51,640 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,640 INFO L758 garLoopResultBuilder]: At program point L595(lines 590 598) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,640 INFO L758 garLoopResultBuilder]: At program point L728(lines 723 731) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,641 INFO L758 garLoopResultBuilder]: At program point L728-1(lines 723 731) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,641 INFO L762 garLoopResultBuilder]: For program point L662(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,641 INFO L758 garLoopResultBuilder]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,641 INFO L762 garLoopResultBuilder]: For program point L662-1(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,641 INFO L758 garLoopResultBuilder]: At program point L728-3(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,641 INFO L765 garLoopResultBuilder]: At program point L728-4(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,641 INFO L762 garLoopResultBuilder]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,641 INFO L765 garLoopResultBuilder]: At program point L728-5(lines 723 731) the Hoare annotation is: true [2021-07-05 09:55:51,642 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-07-05 09:55:51,642 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:51,642 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:55:51,643 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:51,644 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 09:55:51,644 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 09:55:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-07-05 09:55:51,646 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:51,646 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 09:55:51,646 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:51,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:51,646 INFO L82 PathProgramCache]: Analyzing trace with hash 915867085, now seen corresponding path program 1 times [2021-07-05 09:55:51,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:51,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370856708] [2021-07-05 09:55:51,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:51,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:51,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,698 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 09:55:51,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:51,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370856708] [2021-07-05 09:55:51,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370856708] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:51,698 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:51,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:51,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787309495] [2021-07-05 09:55:51,699 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:51,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:51,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:51,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:51,700 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 09:55:51,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,702 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2021-07-05 09:55:51,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:51,702 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 09:55:51,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,702 INFO L225 Difference]: With dead ends: 153 [2021-07-05 09:55:51,702 INFO L226 Difference]: Without dead ends: 72 [2021-07-05 09:55:51,703 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 09:55:51,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-07-05 09:55:51,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2021-07-05 09:55:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 71 states have (on average 1.4225352112676057) internal successors, (101), 71 states have internal predecessors, (101), 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 09:55:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2021-07-05 09:55:51,714 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 30 [2021-07-05 09:55:51,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,714 INFO L442 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2021-07-05 09:55:51,714 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 09:55:51,715 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-07-05 09:55:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-07-05 09:55:51,720 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:51,720 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 09:55:51,721 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2021-07-05 09:55:51,721 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:51,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:51,721 INFO L82 PathProgramCache]: Analyzing trace with hash -294988980, now seen corresponding path program 1 times [2021-07-05 09:55:51,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:51,721 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576513676] [2021-07-05 09:55:51,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:51,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:51,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:51,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:51,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:51,748 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 09:55:51,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:51,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576513676] [2021-07-05 09:55:51,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576513676] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:51,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:51,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:51,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740059813] [2021-07-05 09:55:51,749 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:51,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:51,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:51,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:51,750 INFO L87 Difference]: Start difference. First operand 72 states and 101 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 09:55:51,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:51,753 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2021-07-05 09:55:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:51,753 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 09:55:51,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:51,753 INFO L225 Difference]: With dead ends: 72 [2021-07-05 09:55:51,753 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:51,754 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:51,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:51,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:51,754 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 09:55:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:51,754 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2021-07-05 09:55:51,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:51,754 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:51,755 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 09:55:51,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:51,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:51,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:51,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:51,825 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,826 INFO L762 garLoopResultBuilder]: For program point L812(lines 812 818) no Hoare annotation was computed. [2021-07-05 09:55:51,826 INFO L758 garLoopResultBuilder]: At program point L812-1(lines 812 818) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,826 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,826 INFO L762 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2021-07-05 09:55:51,826 INFO L758 garLoopResultBuilder]: At program point L417(lines 412 419) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,828 INFO L758 garLoopResultBuilder]: At program point L633(lines 633 639) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,828 INFO L758 garLoopResultBuilder]: At program point L633-1(lines 633 639) the Hoare annotation is: false [2021-07-05 09:55:51,828 INFO L758 garLoopResultBuilder]: At program point L633-2(lines 633 639) the Hoare annotation is: false [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point L551(lines 551 558) no Hoare annotation was computed. [2021-07-05 09:55:51,828 INFO L765 garLoopResultBuilder]: At program point L551-1(lines 551 558) the Hoare annotation is: true [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point L832(lines 832 847) no Hoare annotation was computed. [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point L867-3(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,828 INFO L762 garLoopResultBuilder]: For program point L867-6(lines 867 871) no Hoare annotation was computed. [2021-07-05 09:55:51,829 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L438-1(lines 1 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,829 INFO L762 garLoopResultBuilder]: For program point L438-2(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L438-3(lines 1 939) the Hoare annotation is: false [2021-07-05 09:55:51,829 INFO L762 garLoopResultBuilder]: For program point L438-4(lines 438 455) no Hoare annotation was computed. [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L438-5(lines 1 939) the Hoare annotation is: false [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L719(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L719-1(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,829 INFO L758 garLoopResultBuilder]: At program point L719-2(lines 712 722) the Hoare annotation is: false [2021-07-05 09:55:51,830 INFO L758 garLoopResultBuilder]: At program point L587(lines 1 939) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,830 INFO L762 garLoopResultBuilder]: For program point L604(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,830 INFO L762 garLoopResultBuilder]: For program point L604-1(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,831 INFO L762 garLoopResultBuilder]: For program point L604-2(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,831 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,831 INFO L758 garLoopResultBuilder]: At program point L472-2(lines 472 486) the Hoare annotation is: false [2021-07-05 09:55:51,831 INFO L758 garLoopResultBuilder]: At program point L852(lines 801 853) the Hoare annotation is: false [2021-07-05 09:55:51,831 INFO L762 garLoopResultBuilder]: For program point L803(lines 802 851) no Hoare annotation was computed. [2021-07-05 09:55:51,831 INFO L762 garLoopResultBuilder]: For program point L473(line 473) no Hoare annotation was computed. [2021-07-05 09:55:51,831 INFO L758 garLoopResultBuilder]: At program point L523(lines 519 525) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,831 INFO L758 garLoopResultBuilder]: At program point L936(lines 931 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L936-1(lines 931 939) the Hoare annotation is: false [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L936-2(lines 931 939) the Hoare annotation is: false [2021-07-05 09:55:51,832 INFO L762 garLoopResultBuilder]: For program point L804(lines 804 808) no Hoare annotation was computed. [2021-07-05 09:55:51,832 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L904(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L904-1(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L904-2(lines 899 907) the Hoare annotation is: false [2021-07-05 09:55:51,832 INFO L762 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-07-05 09:55:51,832 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 772 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L442(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L442-2(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 828) no Hoare annotation was computed. [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L442-4(lines 442 452) no Hoare annotation was computed. [2021-07-05 09:55:51,833 INFO L758 garLoopResultBuilder]: At program point L822-1(lines 822 828) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0) (and (= 1 ~systemActive~0) .cse0)))) [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,833 INFO L762 garLoopResultBuilder]: For program point L443(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L443-2(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L443-4(lines 443 449) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L658(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L658-1(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L658-2(lines 658 675) no Hoare annotation was computed. [2021-07-05 09:55:51,834 INFO L758 garLoopResultBuilder]: At program point L427(lines 626 632) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,834 INFO L758 garLoopResultBuilder]: At program point L427-1(lines 626 632) the Hoare annotation is: false [2021-07-05 09:55:51,834 INFO L758 garLoopResultBuilder]: At program point L427-2(lines 626 632) the Hoare annotation is: false [2021-07-05 09:55:51,834 INFO L762 garLoopResultBuilder]: For program point L840(lines 840 846) no Hoare annotation was computed. [2021-07-05 09:55:51,835 INFO L758 garLoopResultBuilder]: At program point L840-1(lines 1 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,835 INFO L758 garLoopResultBuilder]: At program point L626(lines 622 644) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,836 INFO L758 garLoopResultBuilder]: At program point L626-1(lines 622 644) the Hoare annotation is: false [2021-07-05 09:55:51,836 INFO L758 garLoopResultBuilder]: At program point L626-2(lines 622 644) the Hoare annotation is: false [2021-07-05 09:55:51,836 INFO L765 garLoopResultBuilder]: At program point L560(lines 541 563) the Hoare annotation is: true [2021-07-05 09:55:51,836 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:51,836 INFO L762 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-07-05 09:55:51,837 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 604) no Hoare annotation was computed. [2021-07-05 09:55:51,837 INFO L758 garLoopResultBuilder]: At program point L595(lines 590 598) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,837 INFO L758 garLoopResultBuilder]: At program point L728(lines 723 731) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,837 INFO L758 garLoopResultBuilder]: At program point L728-1(lines 723 731) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:55:51,837 INFO L762 garLoopResultBuilder]: For program point L662(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,837 INFO L758 garLoopResultBuilder]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,838 INFO L762 garLoopResultBuilder]: For program point L662-1(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,838 INFO L758 garLoopResultBuilder]: At program point L728-3(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,838 INFO L758 garLoopResultBuilder]: At program point L728-4(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,838 INFO L762 garLoopResultBuilder]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2021-07-05 09:55:51,838 INFO L758 garLoopResultBuilder]: At program point L728-5(lines 723 731) the Hoare annotation is: false [2021-07-05 09:55:51,838 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2021-07-05 09:55:51,838 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:51,839 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:55:51,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:55:51 BoogieIcfgContainer [2021-07-05 09:55:51,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:55:51,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:55:51,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:55:51,863 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:55:51,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:50" (3/4) ... [2021-07-05 09:55:51,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:55:51,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:55:51,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:55:51,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:55:51,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:55:51,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:55:51,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:51,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:51,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) [2021-07-05 09:55:51,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) [2021-07-05 09:55:51,904 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) [2021-07-05 09:55:51,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:55:51,938 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:55:51,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:55:51,939 INFO L168 Benchmark]: Toolchain (without parser) took 2468.91 ms. Allocated memory was 56.6 MB in the beginning and 94.4 MB in the end (delta: 37.7 MB). Free memory was 34.2 MB in the beginning and 33.3 MB in the end (delta: 910.9 kB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,939 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.9 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:55:51,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.53 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.0 MB in the beginning and 47.9 MB in the end (delta: -13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.33 ms. Allocated memory is still 75.5 MB. Free memory was 47.9 MB in the beginning and 44.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,940 INFO L168 Benchmark]: Boogie Preprocessor took 19.16 ms. Allocated memory is still 75.5 MB. Free memory was 44.9 MB in the beginning and 42.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,940 INFO L168 Benchmark]: RCFGBuilder took 775.15 ms. Allocated memory is still 75.5 MB. Free memory was 42.5 MB in the beginning and 52.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,941 INFO L168 Benchmark]: TraceAbstraction took 1199.53 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 52.2 MB in the beginning and 40.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,941 INFO L168 Benchmark]: Witness Printer took 74.82 ms. Allocated memory is still 94.4 MB. Free memory was 40.9 MB in the beginning and 33.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:51,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 56.6 MB. Free memory was 37.9 MB in the beginning and 37.9 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 360.53 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.0 MB in the beginning and 47.9 MB in the end (delta: -13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.33 ms. Allocated memory is still 75.5 MB. Free memory was 47.9 MB in the beginning and 44.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.16 ms. Allocated memory is still 75.5 MB. Free memory was 44.9 MB in the beginning and 42.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 775.15 ms. Allocated memory is still 75.5 MB. Free memory was 42.5 MB in the beginning and 52.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1199.53 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 52.2 MB in the beginning and 40.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * Witness Printer took 74.82 ms. Allocated memory is still 94.4 MB. Free memory was 40.9 MB in the beginning and 33.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 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: 604]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 604]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 604]: 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, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 741.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 9.5ms, AutomataDifference: 180.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 143.7ms, InitialAbstractionConstructionTime: 8.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 176 SDtfs, 170 SDslu, 166 SDs, 0 SdLazy, 36 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 22.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 127 NumberOfFragments, 145 HoareAnnotationTreeSize, 39 FomulaSimplifications, 323 FormulaSimplificationTreeSizeReduction, 41.2ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 96.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 11.1ms SsaConstructionTime, 103.8ms SatisfiabilityAnalysisTime, 115.5ms InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 107 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.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 190.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.4ms, AutomataDifference: 8.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 71.5ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 158 SDtfs, 41 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=80occurred 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: 3.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 65 NumberOfFragments, 65 HoareAnnotationTreeSize, 39 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 31.0ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 38.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 4.8ms SsaConstructionTime, 32.7ms SatisfiabilityAnalysisTime, 29.4ms 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, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 195.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.6ms, AutomataDifference: 7.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 70.3ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 158 SDtfs, 41 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, 2.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred 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: 11.5ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 54 NumberOfFragments, 65 HoareAnnotationTreeSize, 39 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 23.8ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 41.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 4.4ms SsaConstructionTime, 16.7ms SatisfiabilityAnalysisTime, 53.9ms 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: 626]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((\result == 0 && pumpRunning == 0) || (1 == systemActive && pumpRunning == 0)) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:55:51,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...