./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product27.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_spec1_product27.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 576a1858cb64f3543afb00cb741cc3175c43895a 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.............................................................................................. 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 09:53:18,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:18,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:18,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:18,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:18,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:18,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:18,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:18,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:18,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:18,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:18,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:18,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:18,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:18,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:18,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:18,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:18,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:18,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:18,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:18,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:18,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:18,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:18,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:18,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:18,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:18,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:18,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:18,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:18,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:18,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:18,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:18,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:18,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:18,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:18,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:18,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:18,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:18,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:18,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:18,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:18,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:18,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:18,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:18,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:18,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:18,198 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:18,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:18,199 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:18,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:18,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:18,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:18,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:18,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:18,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:18,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:18,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:18,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:18,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:18,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:18,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:18,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:18,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:18,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:18,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:18,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576a1858cb64f3543afb00cb741cc3175c43895a [2021-07-05 09:53:18,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:18,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:18,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:18,466 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:18,466 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:18,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-07-05 09:53:18,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed8f02a2a/01a545da3d184f259eacf8dc04856682/FLAG6f77fd59a [2021-07-05 09:53:18,941 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:18,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-07-05 09:53:18,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed8f02a2a/01a545da3d184f259eacf8dc04856682/FLAG6f77fd59a [2021-07-05 09:53:19,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed8f02a2a/01a545da3d184f259eacf8dc04856682 [2021-07-05 09:53:19,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:19,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:19,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:19,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:19,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:19,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209678d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19, skipping insertion in model container [2021-07-05 09:53:19,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:19,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:19,489 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_spec1_product27.cil.c[1817,1830] [2021-07-05 09:53:19,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:19,619 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:19,643 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_spec1_product27.cil.c[1817,1830] [2021-07-05 09:53:19,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:19,716 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:19,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19 WrapperNode [2021-07-05 09:53:19,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:19,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:19,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:19,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:19,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:19,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:19,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:19,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:19,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:19,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:19,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:19,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:19,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,831 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:19,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:19,864 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 09:53:19,915 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 09:53:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:20,572 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:20,572 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-07-05 09:53:20,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20 BoogieIcfgContainer [2021-07-05 09:53:20,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:20,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:20,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:20,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:20,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:19" (1/3) ... [2021-07-05 09:53:20,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1028e9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:20, skipping insertion in model container [2021-07-05 09:53:20,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (2/3) ... [2021-07-05 09:53:20,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1028e9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:20, skipping insertion in model container [2021-07-05 09:53:20,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20" (3/3) ... [2021-07-05 09:53:20,579 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2021-07-05 09:53:20,586 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:20,586 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:20,628 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:20,634 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 09:53:20,634 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:53:20,648 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,648 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] [2021-07-05 09:53:20,649 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2021-07-05 09:53:20,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250673019] [2021-07-05 09:53:20,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:53:20,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,925 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 09:53:20,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250673019] [2021-07-05 09:53:20,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250673019] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,926 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:53:20,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570489672] [2021-07-05 09:53:20,930 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 09:53:20,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 09:53:20,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-05 09:53:20,942 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 09:53:21,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,190 INFO L93 Difference]: Finished difference Result 272 states and 408 transitions. [2021-07-05 09:53:21,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:53:21,191 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-07-05 09:53:21,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,198 INFO L225 Difference]: With dead ends: 272 [2021-07-05 09:53:21,198 INFO L226 Difference]: Without dead ends: 87 [2021-07-05 09:53:21,201 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 59.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:53:21,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-07-05 09:53:21,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 54. [2021-07-05 09:53:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.471698113207547) internal successors, (78), 53 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2021-07-05 09:53:21,227 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2021-07-05 09:53:21,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,228 INFO L442 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2021-07-05 09:53:21,228 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 09:53:21,228 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2021-07-05 09:53:21,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:53:21,229 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,229 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] [2021-07-05 09:53:21,229 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:21,229 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2021-07-05 09:53:21,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993923355] [2021-07-05 09:53:21,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,285 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 09:53:21,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993923355] [2021-07-05 09:53:21,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993923355] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:21,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677689069] [2021-07-05 09:53:21,287 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:21,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:21,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:21,288 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 09:53:21,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,337 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2021-07-05 09:53:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:21,337 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-07-05 09:53:21,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,339 INFO L225 Difference]: With dead ends: 256 [2021-07-05 09:53:21,339 INFO L226 Difference]: Without dead ends: 208 [2021-07-05 09:53:21,340 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 27.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:21,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-07-05 09:53:21,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2021-07-05 09:53:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 95 states have internal predecessors, (139), 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 09:53:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2021-07-05 09:53:21,350 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2021-07-05 09:53:21,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,351 INFO L442 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2021-07-05 09:53:21,351 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 09:53:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2021-07-05 09:53:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:21,352 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,352 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] [2021-07-05 09:53:21,352 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:21,352 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1060203461, now seen corresponding path program 1 times [2021-07-05 09:53:21,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376143653] [2021-07-05 09:53:21,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,408 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 09:53:21,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376143653] [2021-07-05 09:53:21,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376143653] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:21,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480571661] [2021-07-05 09:53:21,410 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:21,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:21,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:21,411 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 09:53:21,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,450 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2021-07-05 09:53:21,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:21,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2021-07-05 09:53:21,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,451 INFO L225 Difference]: With dead ends: 286 [2021-07-05 09:53:21,451 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:21,452 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:21,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:21,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:21,453 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 09:53:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:21,453 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:53:21,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,453 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:21,454 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 09:53:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:21,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:21,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:21,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,564 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,564 INFO L762 garLoopResultBuilder]: For program point L102(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,565 INFO L762 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,565 INFO L762 garLoopResultBuilder]: For program point L102-6(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,565 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,565 INFO L758 garLoopResultBuilder]: At program point L912(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,565 INFO L758 garLoopResultBuilder]: At program point L912-1(lines 897 915) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,565 INFO L758 garLoopResultBuilder]: At program point L912-2(lines 897 915) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,566 INFO L762 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-07-05 09:53:21,566 INFO L758 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,566 INFO L758 garLoopResultBuilder]: At program point L139(lines 134 142) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,566 INFO L765 garLoopResultBuilder]: At program point L139-1(lines 134 142) the Hoare annotation is: true [2021-07-05 09:53:21,566 INFO L765 garLoopResultBuilder]: At program point L139-2(lines 134 142) the Hoare annotation is: true [2021-07-05 09:53:21,566 INFO L762 garLoopResultBuilder]: For program point L718(lines 718 731) no Hoare annotation was computed. [2021-07-05 09:53:21,566 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,567 INFO L765 garLoopResultBuilder]: At program point L306(lines 287 309) the Hoare annotation is: true [2021-07-05 09:53:21,567 INFO L758 garLoopResultBuilder]: At program point L273(lines 269 275) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,567 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,567 INFO L765 garLoopResultBuilder]: At program point L736(lines 687 737) the Hoare annotation is: true [2021-07-05 09:53:21,567 INFO L765 garLoopResultBuilder]: At program point L224-2(lines 224 238) the Hoare annotation is: true [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L126(lines 126 130) no Hoare annotation was computed. [2021-07-05 09:53:21,568 INFO L758 garLoopResultBuilder]: At program point L754(lines 753 772) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,568 INFO L762 garLoopResultBuilder]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,569 INFO L765 garLoopResultBuilder]: At program point L754-2(lines 753 772) the Hoare annotation is: true [2021-07-05 09:53:21,569 INFO L765 garLoopResultBuilder]: At program point L754-3(lines 753 772) the Hoare annotation is: true [2021-07-05 09:53:21,569 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,569 INFO L762 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-07-05 09:53:21,569 INFO L758 garLoopResultBuilder]: At program point L920-1(lines 920 926) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,569 INFO L762 garLoopResultBuilder]: For program point L689(lines 688 735) no Hoare annotation was computed. [2021-07-05 09:53:21,569 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,570 INFO L758 garLoopResultBuilder]: At program point L194-1(lines 1 930) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,570 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,570 INFO L765 garLoopResultBuilder]: At program point L194-3(lines 1 930) the Hoare annotation is: true [2021-07-05 09:53:21,570 INFO L762 garLoopResultBuilder]: For program point L194-4(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,570 INFO L765 garLoopResultBuilder]: At program point L194-5(lines 1 930) the Hoare annotation is: true [2021-07-05 09:53:21,570 INFO L762 garLoopResultBuilder]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-07-05 09:53:21,570 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L228-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,571 INFO L758 garLoopResultBuilder]: At program point L724-1(lines 754 760) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,571 INFO L762 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,572 INFO L758 garLoopResultBuilder]: At program point L708-1(lines 708 714) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,572 INFO L762 garLoopResultBuilder]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,573 INFO L758 garLoopResultBuilder]: At program point L857(lines 852 860) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,573 INFO L765 garLoopResultBuilder]: At program point L857-1(lines 852 860) the Hoare annotation is: true [2021-07-05 09:53:21,573 INFO L765 garLoopResultBuilder]: At program point L857-2(lines 852 860) the Hoare annotation is: true [2021-07-05 09:53:21,573 INFO L758 garLoopResultBuilder]: At program point L180(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,573 INFO L758 garLoopResultBuilder]: At program point L180-1(lines 175 183) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,573 INFO L762 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-07-05 09:53:21,573 INFO L758 garLoopResultBuilder]: At program point L180-2(lines 175 183) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,573 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L762 garLoopResultBuilder]: For program point L297(lines 297 304) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L765 garLoopResultBuilder]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2021-07-05 09:53:21,574 INFO L762 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L762 garLoopResultBuilder]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L762 garLoopResultBuilder]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,574 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,575 INFO L758 garLoopResultBuilder]: At program point L761(lines 761 767) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:21,575 INFO L765 garLoopResultBuilder]: At program point L761-1(lines 761 767) the Hoare annotation is: true [2021-07-05 09:53:21,575 INFO L765 garLoopResultBuilder]: At program point L761-2(lines 761 767) the Hoare annotation is: true [2021-07-05 09:53:21,575 INFO L762 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,575 INFO L762 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,575 INFO L762 garLoopResultBuilder]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,575 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:21,576 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:21,578 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:21,580 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:21,580 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 09:53:21,581 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:53:21,582 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,583 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:21,583 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2021-07-05 09:53:21,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468725085] [2021-07-05 09:53:21,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,604 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 09:53:21,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468725085] [2021-07-05 09:53:21,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468725085] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:21,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771259624] [2021-07-05 09:53:21,605 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:21,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:21,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:21,606 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 09:53:21,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,607 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:53:21,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:21,608 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-07-05 09:53:21,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,608 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:53:21,608 INFO L226 Difference]: Without dead ends: 50 [2021-07-05 09:53:21,609 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 09:53:21,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-07-05 09:53:21,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-07-05 09:53:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 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 09:53:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 70 transitions. [2021-07-05 09:53:21,616 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 70 transitions. Word has length 16 [2021-07-05 09:53:21,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,617 INFO L442 AbstractCegarLoop]: Abstraction has 50 states and 70 transitions. [2021-07-05 09:53:21,617 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 09:53:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2021-07-05 09:53:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:53:21,617 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,617 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:21,618 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:21,618 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2021-07-05 09:53:21,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673599042] [2021-07-05 09:53:21,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,643 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 09:53:21,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673599042] [2021-07-05 09:53:21,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673599042] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:21,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254552893] [2021-07-05 09:53:21,644 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:21,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:21,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:21,645 INFO L87 Difference]: Start difference. First operand 50 states and 70 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 09:53:21,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,647 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2021-07-05 09:53:21,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:21,647 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-07-05 09:53:21,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,648 INFO L225 Difference]: With dead ends: 50 [2021-07-05 09:53:21,648 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:21,648 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:21,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:21,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:21,648 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 09:53:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:21,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:53:21,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,649 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:21,649 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 09:53:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:21,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:21,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:21,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,698 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,698 INFO L762 garLoopResultBuilder]: For program point L102(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,698 INFO L762 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,698 INFO L762 garLoopResultBuilder]: For program point L102-6(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,699 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L912(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L912-1(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L912-2(lines 897 915) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,699 INFO L762 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L139(lines 134 142) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,699 INFO L758 garLoopResultBuilder]: At program point L139-1(lines 134 142) the Hoare annotation is: false [2021-07-05 09:53:21,700 INFO L765 garLoopResultBuilder]: At program point L139-2(lines 134 142) the Hoare annotation is: true [2021-07-05 09:53:21,700 INFO L762 garLoopResultBuilder]: For program point L718(lines 718 731) no Hoare annotation was computed. [2021-07-05 09:53:21,700 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,700 INFO L765 garLoopResultBuilder]: At program point L306(lines 287 309) the Hoare annotation is: true [2021-07-05 09:53:21,700 INFO L758 garLoopResultBuilder]: At program point L273(lines 269 275) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,700 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,700 INFO L758 garLoopResultBuilder]: At program point L736(lines 687 737) the Hoare annotation is: false [2021-07-05 09:53:21,701 INFO L765 garLoopResultBuilder]: At program point L224-2(lines 224 238) the Hoare annotation is: true [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L762 garLoopResultBuilder]: For program point L126(lines 126 130) no Hoare annotation was computed. [2021-07-05 09:53:21,701 INFO L758 garLoopResultBuilder]: At program point L754(lines 753 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,702 INFO L762 garLoopResultBuilder]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,702 INFO L758 garLoopResultBuilder]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2021-07-05 09:53:21,702 INFO L765 garLoopResultBuilder]: At program point L754-3(lines 753 772) the Hoare annotation is: true [2021-07-05 09:53:21,702 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,702 INFO L762 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-07-05 09:53:21,702 INFO L758 garLoopResultBuilder]: At program point L920-1(lines 920 926) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,702 INFO L762 garLoopResultBuilder]: For program point L689(lines 688 735) no Hoare annotation was computed. [2021-07-05 09:53:21,702 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,702 INFO L758 garLoopResultBuilder]: At program point L194-1(lines 1 930) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,703 INFO L765 garLoopResultBuilder]: At program point L194-3(lines 1 930) the Hoare annotation is: true [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L194-4(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,703 INFO L765 garLoopResultBuilder]: At program point L194-5(lines 1 930) the Hoare annotation is: true [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L228-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,703 INFO L762 garLoopResultBuilder]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L758 garLoopResultBuilder]: At program point L724-1(lines 754 760) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,704 INFO L762 garLoopResultBuilder]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,705 INFO L762 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-07-05 09:53:21,705 INFO L762 garLoopResultBuilder]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,705 INFO L758 garLoopResultBuilder]: At program point L708-1(lines 708 714) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,705 INFO L762 garLoopResultBuilder]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,705 INFO L758 garLoopResultBuilder]: At program point L857(lines 852 860) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,705 INFO L758 garLoopResultBuilder]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2021-07-05 09:53:21,705 INFO L765 garLoopResultBuilder]: At program point L857-2(lines 852 860) the Hoare annotation is: true [2021-07-05 09:53:21,705 INFO L758 garLoopResultBuilder]: At program point L180(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,706 INFO L758 garLoopResultBuilder]: At program point L180-1(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,706 INFO L762 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-07-05 09:53:21,706 INFO L758 garLoopResultBuilder]: At program point L180-2(lines 175 183) the Hoare annotation is: (not (= 0 ~systemActive~0)) [2021-07-05 09:53:21,706 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,706 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,706 INFO L762 garLoopResultBuilder]: For program point L297(lines 297 304) no Hoare annotation was computed. [2021-07-05 09:53:21,706 INFO L765 garLoopResultBuilder]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2021-07-05 09:53:21,706 INFO L762 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,707 INFO L762 garLoopResultBuilder]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,707 INFO L762 garLoopResultBuilder]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,707 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,707 INFO L758 garLoopResultBuilder]: At program point L761(lines 761 767) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,707 INFO L758 garLoopResultBuilder]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2021-07-05 09:53:21,707 INFO L765 garLoopResultBuilder]: At program point L761-2(lines 761 767) the Hoare annotation is: true [2021-07-05 09:53:21,707 INFO L762 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,707 INFO L762 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,708 INFO L762 garLoopResultBuilder]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,708 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:53:21,708 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:21,708 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:21,709 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:21,710 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 09:53:21,710 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:21,711 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,712 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] [2021-07-05 09:53:21,712 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1054000898, now seen corresponding path program 1 times [2021-07-05 09:53:21,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839550844] [2021-07-05 09:53:21,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,730 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 09:53:21,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839550844] [2021-07-05 09:53:21,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839550844] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,730 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:21,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197389453] [2021-07-05 09:53:21,731 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:21,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:21,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:21,732 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 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 09:53:21,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,734 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:53:21,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:21,734 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-07-05 09:53:21,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,734 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:53:21,734 INFO L226 Difference]: Without dead ends: 69 [2021-07-05 09:53:21,735 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 09:53:21,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-07-05 09:53:21,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-07-05 09:53:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 68 states have internal predecessors, (98), 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 09:53:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2021-07-05 09:53:21,738 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 25 [2021-07-05 09:53:21,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,738 INFO L442 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2021-07-05 09:53:21,738 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 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 09:53:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2021-07-05 09:53:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:21,739 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,739 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 09:53:21,739 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-07-05 09:53:21,740 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,740 INFO L82 PathProgramCache]: Analyzing trace with hash -936107521, now seen corresponding path program 1 times [2021-07-05 09:53:21,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874311774] [2021-07-05 09:53:21,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,761 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 09:53:21,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874311774] [2021-07-05 09:53:21,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874311774] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,761 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:21,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071921433] [2021-07-05 09:53:21,762 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:21,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:21,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:21,763 INFO L87 Difference]: Start difference. First operand 69 states and 98 transitions. 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 09:53:21,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,765 INFO L93 Difference]: Finished difference Result 69 states and 98 transitions. [2021-07-05 09:53:21,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:21,766 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 09:53:21,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,766 INFO L225 Difference]: With dead ends: 69 [2021-07-05 09:53:21,766 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:21,766 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 09:53:21,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:21,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:21,767 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 09:53:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:21,767 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:21,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,767 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:21,767 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 09:53:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:21,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:21,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:21,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,809 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,809 INFO L762 garLoopResultBuilder]: For program point L102(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,809 INFO L762 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,809 INFO L762 garLoopResultBuilder]: For program point L102-6(lines 102 106) no Hoare annotation was computed. [2021-07-05 09:53:21,809 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L912(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L912-1(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L912-2(lines 897 915) the Hoare annotation is: false [2021-07-05 09:53:21,810 INFO L762 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L139(lines 134 142) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L139-1(lines 134 142) the Hoare annotation is: false [2021-07-05 09:53:21,810 INFO L758 garLoopResultBuilder]: At program point L139-2(lines 134 142) the Hoare annotation is: false [2021-07-05 09:53:21,810 INFO L762 garLoopResultBuilder]: For program point L718(lines 718 731) no Hoare annotation was computed. [2021-07-05 09:53:21,811 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,811 INFO L765 garLoopResultBuilder]: At program point L306(lines 287 309) the Hoare annotation is: true [2021-07-05 09:53:21,811 INFO L758 garLoopResultBuilder]: At program point L273(lines 269 275) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,811 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,811 INFO L758 garLoopResultBuilder]: At program point L736(lines 687 737) the Hoare annotation is: false [2021-07-05 09:53:21,811 INFO L758 garLoopResultBuilder]: At program point L224-2(lines 224 238) the Hoare annotation is: false [2021-07-05 09:53:21,811 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,811 INFO L762 garLoopResultBuilder]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L126(lines 126 130) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L758 garLoopResultBuilder]: At program point L754(lines 753 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L758 garLoopResultBuilder]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2021-07-05 09:53:21,812 INFO L758 garLoopResultBuilder]: At program point L754-3(lines 753 772) the Hoare annotation is: false [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,812 INFO L762 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-07-05 09:53:21,813 INFO L758 garLoopResultBuilder]: At program point L920-1(lines 920 926) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,813 INFO L762 garLoopResultBuilder]: For program point L689(lines 688 735) no Hoare annotation was computed. [2021-07-05 09:53:21,813 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,813 INFO L758 garLoopResultBuilder]: At program point L194-1(lines 1 930) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,813 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,813 INFO L758 garLoopResultBuilder]: At program point L194-3(lines 1 930) the Hoare annotation is: false [2021-07-05 09:53:21,813 INFO L762 garLoopResultBuilder]: For program point L194-4(lines 194 207) no Hoare annotation was computed. [2021-07-05 09:53:21,813 INFO L758 garLoopResultBuilder]: At program point L194-5(lines 1 930) the Hoare annotation is: false [2021-07-05 09:53:21,813 INFO L762 garLoopResultBuilder]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L228-1(lines 754 760) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L758 garLoopResultBuilder]: At program point L724-1(lines 754 760) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,814 INFO L762 garLoopResultBuilder]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L762 garLoopResultBuilder]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L762 garLoopResultBuilder]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L762 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L762 garLoopResultBuilder]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L758 garLoopResultBuilder]: At program point L708-1(lines 708 714) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,815 INFO L762 garLoopResultBuilder]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2021-07-05 09:53:21,815 INFO L758 garLoopResultBuilder]: At program point L857(lines 852 860) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,815 INFO L758 garLoopResultBuilder]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2021-07-05 09:53:21,816 INFO L758 garLoopResultBuilder]: At program point L857-2(lines 852 860) the Hoare annotation is: false [2021-07-05 09:53:21,816 INFO L758 garLoopResultBuilder]: At program point L180(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,816 INFO L758 garLoopResultBuilder]: At program point L180-1(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,816 INFO L762 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-07-05 09:53:21,816 INFO L758 garLoopResultBuilder]: At program point L180-2(lines 175 183) the Hoare annotation is: false [2021-07-05 09:53:21,816 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,816 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,816 INFO L762 garLoopResultBuilder]: For program point L297(lines 297 304) no Hoare annotation was computed. [2021-07-05 09:53:21,816 INFO L765 garLoopResultBuilder]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2021-07-05 09:53:21,817 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,817 INFO L758 garLoopResultBuilder]: At program point L761(lines 761 767) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:21,817 INFO L758 garLoopResultBuilder]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2021-07-05 09:53:21,817 INFO L758 garLoopResultBuilder]: At program point L761-2(lines 761 767) the Hoare annotation is: false [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,817 INFO L762 garLoopResultBuilder]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-07-05 09:53:21,818 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:53:21,818 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:21,818 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:21,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:21 BoogieIcfgContainer [2021-07-05 09:53:21,828 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:21,829 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:21,829 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:21,829 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:21,829 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20" (3/4) ... [2021-07-05 09:53:21,831 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:21,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:21,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:21,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:21,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:21,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:21,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:21,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:21,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == systemActive) && pumpRunning == 0 [2021-07-05 09:53:21,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2021-07-05 09:53:21,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:21,871 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:21,871 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:21,872 INFO L168 Benchmark]: Toolchain (without parser) took 2552.70 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 59.4 MB in the beginning and 41.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,872 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 38.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:21,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.04 ms. Allocated memory is still 83.9 MB. Free memory was 59.3 MB in the beginning and 58.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.08 ms. Allocated memory is still 83.9 MB. Free memory was 58.0 MB in the beginning and 55.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,873 INFO L168 Benchmark]: Boogie Preprocessor took 43.24 ms. Allocated memory is still 83.9 MB. Free memory was 55.0 MB in the beginning and 52.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,873 INFO L168 Benchmark]: RCFGBuilder took 747.60 ms. Allocated memory is still 83.9 MB. Free memory was 52.9 MB in the beginning and 51.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,873 INFO L168 Benchmark]: TraceAbstraction took 1253.78 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 50.9 MB in the beginning and 48.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,873 INFO L168 Benchmark]: Witness Printer took 42.51 ms. Allocated memory is still 117.4 MB. Free memory was 48.7 MB in the beginning and 41.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 32.7 MB in the beginning and 32.6 MB in the end (delta: 38.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 397.04 ms. Allocated memory is still 83.9 MB. Free memory was 59.3 MB in the beginning and 58.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.08 ms. Allocated memory is still 83.9 MB. Free memory was 58.0 MB in the beginning and 55.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.24 ms. Allocated memory is still 83.9 MB. Free memory was 55.0 MB in the beginning and 52.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 747.60 ms. Allocated memory is still 83.9 MB. Free memory was 52.9 MB in the beginning and 51.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1253.78 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 50.9 MB in the beginning and 48.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. * Witness Printer took 42.51 ms. Allocated memory is still 117.4 MB. Free memory was 48.7 MB in the beginning and 41.4 MB in the end (delta: 7.3 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: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 951.8ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 7.8ms, AutomataDifference: 365.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 107.6ms, InitialAbstractionConstructionTime: 7.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 231 SDtfs, 648 SDslu, 834 SDs, 0 SdLazy, 84 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 178.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 105.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=2, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 29.4ms AutomataMinimizationTime, 3 MinimizatonAttempts, 145 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 166 NumberOfFragments, 102 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2844 FormulaSimplificationTreeSizeReduction, 49.2ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 44 FormulaSimplificationTreeSizeReductionInter, 51.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 12.6ms SsaConstructionTime, 97.3ms SatisfiabilityAnalysisTime, 217.8ms InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 128.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.4ms, AutomataDifference: 7.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 48.2ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred 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: 8.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 20.7ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 25.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.4ms SsaConstructionTime, 12.7ms SatisfiabilityAnalysisTime, 25.1ms InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 108.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.5ms, AutomataDifference: 7.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 41.1ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8ms 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=77occurred 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, 32 LocationsWithAnnotation, 32 PreInvPairs, 45 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.5ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 27.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.1ms SsaConstructionTime, 10.3ms SatisfiabilityAnalysisTime, 21.8ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 53 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: 698]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:21,907 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...