./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product13.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_spec2_product13.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 018c197bde290ca741273d5f329501cc0843a1bb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:53:52,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:52,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:52,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:52,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:52,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:52,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:52,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:52,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:52,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:52,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:52,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:52,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:52,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:52,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:52,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:52,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:52,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:52,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:52,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:52,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:52,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:52,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:52,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:52,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:52,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:52,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:52,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:52,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:52,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:52,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:52,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:52,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:52,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:52,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:52,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:52,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:52,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:52,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:52,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:52,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:52,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:52,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:52,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:52,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:52,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:52,647 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:52,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:52,647 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:52,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:52,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:52,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:52,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:52,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:52,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:52,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:52,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:52,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:52,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:52,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:52,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:52,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:52,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:52,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:52,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:52,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:52,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:52,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:52,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:52,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:52,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018c197bde290ca741273d5f329501cc0843a1bb [2021-07-05 09:53:52,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:52,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:52,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:52,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:52,942 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:52,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-07-05 09:53:53,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d782bdff/0a88f606b56b4c578c289b38e285710f/FLAG7b24dc684 [2021-07-05 09:53:53,495 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:53,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-07-05 09:53:53,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d782bdff/0a88f606b56b4c578c289b38e285710f/FLAG7b24dc684 [2021-07-05 09:53:53,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d782bdff/0a88f606b56b4c578c289b38e285710f [2021-07-05 09:53:53,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:53,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:53,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:53,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:53,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:53,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:53" (1/1) ... [2021-07-05 09:53:53,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af1c883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:53, skipping insertion in model container [2021-07-05 09:53:53,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:53" (1/1) ... [2021-07-05 09:53:53,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:53,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:54,017 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_spec2_product13.cil.c[2238,2251] [2021-07-05 09:53:54,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:54,117 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:54,130 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_spec2_product13.cil.c[2238,2251] [2021-07-05 09:53:54,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:54,195 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:54,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54 WrapperNode [2021-07-05 09:53:54,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:54,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:54,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:54,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:54,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:54,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:54,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:54,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:54,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:54,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:54,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:54,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:54,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (1/1) ... [2021-07-05 09:53:54,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:54,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:54,310 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 09:53:54,348 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 09:53:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:55,041 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:55,042 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-07-05 09:53:55,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:55 BoogieIcfgContainer [2021-07-05 09:53:55,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:55,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:55,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:55,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:55,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:53" (1/3) ... [2021-07-05 09:53:55,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6790c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:55, skipping insertion in model container [2021-07-05 09:53:55,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:54" (2/3) ... [2021-07-05 09:53:55,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6790c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:55, skipping insertion in model container [2021-07-05 09:53:55,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:55" (3/3) ... [2021-07-05 09:53:55,052 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-07-05 09:53:55,059 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:55,059 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:55,107 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:55,115 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 09:53:55,116 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 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 09:53:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:55,141 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:55,142 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 09:53:55,142 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:55,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:55,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2021-07-05 09:53:55,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:55,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608318612] [2021-07-05 09:53:55,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:55,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:55,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:55,425 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 09:53:55,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:55,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608318612] [2021-07-05 09:53:55,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608318612] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:55,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:55,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:55,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065597508] [2021-07-05 09:53:55,432 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:55,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:55,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:55,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:55,444 INFO L87 Difference]: Start difference. First operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:53:55,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:55,474 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-07-05 09:53:55,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:55,476 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:53:55,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:55,482 INFO L225 Difference]: With dead ends: 139 [2021-07-05 09:53:55,483 INFO L226 Difference]: Without dead ends: 33 [2021-07-05 09:53:55,485 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:55,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-07-05 09:53:55,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-07-05 09:53:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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 09:53:55,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-07-05 09:53:55,517 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2021-07-05 09:53:55,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:55,518 INFO L442 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-07-05 09:53:55,518 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:53:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-07-05 09:53:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:55,519 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:55,519 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 09:53:55,519 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:55,519 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:55,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:55,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2021-07-05 09:53:55,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:55,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62792154] [2021-07-05 09:53:55,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:55,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:55,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:55,651 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 09:53:55,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:55,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62792154] [2021-07-05 09:53:55,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62792154] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:55,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:55,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:55,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802871217] [2021-07-05 09:53:55,654 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:55,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:55,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:55,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:55,657 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:53:55,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:55,779 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2021-07-05 09:53:55,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:55,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:53:55,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:55,784 INFO L225 Difference]: With dead ends: 135 [2021-07-05 09:53:55,785 INFO L226 Difference]: Without dead ends: 109 [2021-07-05 09:53:55,786 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 38.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:55,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-07-05 09:53:55,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2021-07-05 09:53:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 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 09:53:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2021-07-05 09:53:55,807 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2021-07-05 09:53:55,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:55,807 INFO L442 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2021-07-05 09:53:55,808 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:53:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-07-05 09:53:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:55,810 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:55,810 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 09:53:55,811 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:55,811 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:55,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:55,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2021-07-05 09:53:55,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:55,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286217074] [2021-07-05 09:53:55,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:55,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:55,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:55,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:55,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:55,911 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 09:53:55,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:55,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286217074] [2021-07-05 09:53:55,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286217074] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:55,912 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:55,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:55,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527897709] [2021-07-05 09:53:55,913 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:55,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:55,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:55,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:55,918 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:55,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:55,975 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2021-07-05 09:53:55,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:55,977 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-07-05 09:53:55,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:55,977 INFO L225 Difference]: With dead ends: 146 [2021-07-05 09:53:55,977 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:55,980 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:55,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:55,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:55,981 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 09:53:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:55,981 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:55,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:55,982 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:55,982 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:55,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:55,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:55,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:55,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:55,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,161 INFO L758 garLoopResultBuilder]: At program point L894(lines 875 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,162 INFO L758 garLoopResultBuilder]: At program point L861(lines 857 863) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,163 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,163 INFO L762 garLoopResultBuilder]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-07-05 09:53:56,163 INFO L758 garLoopResultBuilder]: At program point L135(lines 134 153) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,164 INFO L758 garLoopResultBuilder]: At program point L102(lines 55 103) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,164 INFO L762 garLoopResultBuilder]: For program point L135-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,164 INFO L758 garLoopResultBuilder]: At program point L135-2(lines 134 153) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,164 INFO L758 garLoopResultBuilder]: At program point L135-3(lines 134 153) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,164 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,164 INFO L762 garLoopResultBuilder]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-07-05 09:53:56,165 INFO L762 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,165 INFO L758 garLoopResultBuilder]: At program point L780-1(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,165 INFO L758 garLoopResultBuilder]: At program point L813-2(lines 813 827) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,165 INFO L762 garLoopResultBuilder]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,165 INFO L758 garLoopResultBuilder]: At program point L780-3(lines 1 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,165 INFO L762 garLoopResultBuilder]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,166 INFO L758 garLoopResultBuilder]: At program point L780-5(lines 1 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,166 INFO L762 garLoopResultBuilder]: For program point L814(line 814) no Hoare annotation was computed. [2021-07-05 09:53:56,166 INFO L758 garLoopResultBuilder]: At program point L237(lines 232 240) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,166 INFO L758 garLoopResultBuilder]: At program point L237-1(lines 232 240) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,167 INFO L762 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,167 INFO L758 garLoopResultBuilder]: At program point L237-2(lines 232 240) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,167 INFO L762 garLoopResultBuilder]: For program point L171-1(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,167 INFO L762 garLoopResultBuilder]: For program point L171-2(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,167 INFO L762 garLoopResultBuilder]: For program point L701(lines 701 705) no Hoare annotation was computed. [2021-07-05 09:53:56,167 INFO L762 garLoopResultBuilder]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point L817-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point L784-2(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point L784-4(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,168 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,169 INFO L758 garLoopResultBuilder]: At program point L669(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,169 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:53:56,169 INFO L762 garLoopResultBuilder]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,169 INFO L762 garLoopResultBuilder]: For program point L785-2(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,169 INFO L762 garLoopResultBuilder]: For program point L785-4(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,173 INFO L758 garLoopResultBuilder]: At program point L769(lines 764 771) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,173 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:53:56,173 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,174 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,174 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-07-05 09:53:56,174 INFO L758 garLoopResultBuilder]: At program point L885-1(lines 885 892) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,174 INFO L758 garLoopResultBuilder]: At program point L142(lines 142 148) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,174 INFO L758 garLoopResultBuilder]: At program point L142-1(lines 142 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,174 INFO L762 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-07-05 09:53:56,175 INFO L758 garLoopResultBuilder]: At program point L142-2(lines 142 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,175 INFO L758 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,175 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,175 INFO L762 garLoopResultBuilder]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,175 INFO L762 garLoopResultBuilder]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,176 INFO L762 garLoopResultBuilder]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,178 INFO L758 garLoopResultBuilder]: At program point L228(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,178 INFO L758 garLoopResultBuilder]: At program point L228-1(lines 221 231) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,178 INFO L758 garLoopResultBuilder]: At program point L228-2(lines 221 231) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,179 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,179 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,179 INFO L758 garLoopResultBuilder]: At program point L726(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,180 INFO L758 garLoopResultBuilder]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,180 INFO L758 garLoopResultBuilder]: At program point L726-2(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,180 INFO L762 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,184 INFO L758 garLoopResultBuilder]: At program point L726-3(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,184 INFO L762 garLoopResultBuilder]: For program point L115-1(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,184 INFO L758 garLoopResultBuilder]: At program point L726-4(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,185 INFO L758 garLoopResultBuilder]: At program point L726-5(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,185 INFO L762 garLoopResultBuilder]: For program point L115-2(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,185 INFO L758 garLoopResultBuilder]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,185 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-07-05 09:53:56,186 INFO L758 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,186 INFO L762 garLoopResultBuilder]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,186 INFO L762 garLoopResultBuilder]: For program point L167-1(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,187 INFO L762 garLoopResultBuilder]: For program point L167-2(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,187 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:56,187 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:56,190 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:56,195 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:56,199 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 09:53:56,200 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:56,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 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 09:53:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-07-05 09:53:56,205 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:56,205 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:56,205 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:56,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:56,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2021-07-05 09:53:56,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:56,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100603314] [2021-07-05 09:53:56,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:56,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:56,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,240 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 09:53:56,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:56,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100603314] [2021-07-05 09:53:56,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100603314] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:56,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:56,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:56,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096335984] [2021-07-05 09:53:56,241 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:56,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:56,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:56,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:56,242 INFO L87 Difference]: Start difference. First operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:53:56,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:56,248 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-07-05 09:53:56,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:56,249 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-07-05 09:53:56,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:56,249 INFO L225 Difference]: With dead ends: 139 [2021-07-05 09:53:56,250 INFO L226 Difference]: Without dead ends: 47 [2021-07-05 09:53:56,250 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 09:53:56,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-07-05 09:53:56,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-07-05 09:53:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 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 09:53:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 65 transitions. [2021-07-05 09:53:56,259 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 65 transitions. Word has length 18 [2021-07-05 09:53:56,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:56,259 INFO L442 AbstractCegarLoop]: Abstraction has 47 states and 65 transitions. [2021-07-05 09:53:56,259 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:53:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2021-07-05 09:53:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 09:53:56,260 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:56,260 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:56,261 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-07-05 09:53:56,261 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:56,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:56,262 INFO L82 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2021-07-05 09:53:56,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:56,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001465193] [2021-07-05 09:53:56,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:56,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:56,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:56,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,316 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 09:53:56,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:56,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001465193] [2021-07-05 09:53:56,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001465193] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:56,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:56,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:56,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967910622] [2021-07-05 09:53:56,317 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:56,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:56,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:56,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:56,318 INFO L87 Difference]: Start difference. First operand 47 states and 65 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:56,321 INFO L93 Difference]: Finished difference Result 47 states and 65 transitions. [2021-07-05 09:53:56,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:56,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-07-05 09:53:56,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:56,323 INFO L225 Difference]: With dead ends: 47 [2021-07-05 09:53:56,323 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:56,324 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:56,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:56,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:56,324 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 09:53:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:56,325 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-07-05 09:53:56,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:56,325 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:56,325 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:56,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:56,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:56,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,380 INFO L758 garLoopResultBuilder]: At program point L894(lines 875 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,380 INFO L758 garLoopResultBuilder]: At program point L861(lines 857 863) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,380 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,381 INFO L762 garLoopResultBuilder]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-07-05 09:53:56,381 INFO L758 garLoopResultBuilder]: At program point L135(lines 134 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,381 INFO L758 garLoopResultBuilder]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-07-05 09:53:56,381 INFO L762 garLoopResultBuilder]: For program point L135-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,381 INFO L758 garLoopResultBuilder]: At program point L135-2(lines 134 153) the Hoare annotation is: false [2021-07-05 09:53:56,381 INFO L758 garLoopResultBuilder]: At program point L135-3(lines 134 153) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,382 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,382 INFO L762 garLoopResultBuilder]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-07-05 09:53:56,382 INFO L762 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,382 INFO L758 garLoopResultBuilder]: At program point L780-1(lines 1 897) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,382 INFO L758 garLoopResultBuilder]: At program point L813-2(lines 813 827) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,382 INFO L762 garLoopResultBuilder]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,382 INFO L758 garLoopResultBuilder]: At program point L780-3(lines 1 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,383 INFO L762 garLoopResultBuilder]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,383 INFO L758 garLoopResultBuilder]: At program point L780-5(lines 1 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,383 INFO L762 garLoopResultBuilder]: For program point L814(line 814) no Hoare annotation was computed. [2021-07-05 09:53:56,383 INFO L758 garLoopResultBuilder]: At program point L237(lines 232 240) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,383 INFO L758 garLoopResultBuilder]: At program point L237-1(lines 232 240) the Hoare annotation is: false [2021-07-05 09:53:56,383 INFO L762 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,384 INFO L758 garLoopResultBuilder]: At program point L237-2(lines 232 240) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,384 INFO L762 garLoopResultBuilder]: For program point L171-1(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,384 INFO L762 garLoopResultBuilder]: For program point L171-2(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,384 INFO L762 garLoopResultBuilder]: For program point L701(lines 701 705) no Hoare annotation was computed. [2021-07-05 09:53:56,384 INFO L762 garLoopResultBuilder]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point L817-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point L784-2(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point L784-4(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,385 INFO L758 garLoopResultBuilder]: At program point L669(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,386 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:53:56,386 INFO L762 garLoopResultBuilder]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,386 INFO L762 garLoopResultBuilder]: For program point L785-2(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,388 INFO L762 garLoopResultBuilder]: For program point L785-4(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,388 INFO L758 garLoopResultBuilder]: At program point L769(lines 764 771) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,388 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:53:56,388 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,388 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,388 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-07-05 09:53:56,389 INFO L758 garLoopResultBuilder]: At program point L885-1(lines 885 892) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,389 INFO L758 garLoopResultBuilder]: At program point L142(lines 142 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,389 INFO L758 garLoopResultBuilder]: At program point L142-1(lines 142 148) the Hoare annotation is: false [2021-07-05 09:53:56,389 INFO L762 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-07-05 09:53:56,389 INFO L758 garLoopResultBuilder]: At program point L142-2(lines 142 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,389 INFO L758 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,390 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,390 INFO L762 garLoopResultBuilder]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,390 INFO L762 garLoopResultBuilder]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,391 INFO L762 garLoopResultBuilder]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,391 INFO L758 garLoopResultBuilder]: At program point L228(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,391 INFO L758 garLoopResultBuilder]: At program point L228-1(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,391 INFO L758 garLoopResultBuilder]: At program point L228-2(lines 221 231) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,392 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,392 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,392 INFO L758 garLoopResultBuilder]: At program point L726(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,392 INFO L758 garLoopResultBuilder]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,393 INFO L758 garLoopResultBuilder]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,393 INFO L762 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,393 INFO L758 garLoopResultBuilder]: At program point L726-3(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,393 INFO L762 garLoopResultBuilder]: For program point L115-1(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,393 INFO L758 garLoopResultBuilder]: At program point L726-4(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,393 INFO L758 garLoopResultBuilder]: At program point L726-5(lines 721 729) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,393 INFO L762 garLoopResultBuilder]: For program point L115-2(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,394 INFO L758 garLoopResultBuilder]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,394 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-07-05 09:53:56,394 INFO L758 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,394 INFO L762 garLoopResultBuilder]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,395 INFO L762 garLoopResultBuilder]: For program point L167-1(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,395 INFO L762 garLoopResultBuilder]: For program point L167-2(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,395 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:56,395 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:56,395 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:56,398 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:56,398 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 09:53:56,399 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 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 09:53:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-07-05 09:53:56,405 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:56,405 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:56,405 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:56,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:56,406 INFO L82 PathProgramCache]: Analyzing trace with hash 650032155, now seen corresponding path program 1 times [2021-07-05 09:53:56,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:56,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543901367] [2021-07-05 09:53:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:56,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:56,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,440 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 09:53:56,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:56,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543901367] [2021-07-05 09:53:56,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543901367] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:56,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:56,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:56,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981792228] [2021-07-05 09:53:56,442 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:56,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:56,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:56,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:56,443 INFO L87 Difference]: Start difference. First operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 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 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:56,449 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-07-05 09:53:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:56,450 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-07-05 09:53:56,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:56,452 INFO L225 Difference]: With dead ends: 139 [2021-07-05 09:53:56,452 INFO L226 Difference]: Without dead ends: 65 [2021-07-05 09:53:56,452 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 09:53:56,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-07-05 09:53:56,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-07-05 09:53:56,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 64 states have (on average 1.453125) internal successors, (93), 64 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 93 transitions. [2021-07-05 09:53:56,462 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 93 transitions. Word has length 27 [2021-07-05 09:53:56,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:56,462 INFO L442 AbstractCegarLoop]: Abstraction has 65 states and 93 transitions. [2021-07-05 09:53:56,462 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2021-07-05 09:53:56,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-07-05 09:53:56,464 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:56,464 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:56,465 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2021-07-05 09:53:56,465 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:56,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:56,465 INFO L82 PathProgramCache]: Analyzing trace with hash 598667004, now seen corresponding path program 1 times [2021-07-05 09:53:56,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:56,466 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936584764] [2021-07-05 09:53:56,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:56,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:56,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:56,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:56,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:56,499 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 09:53:56,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:56,499 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936584764] [2021-07-05 09:53:56,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936584764] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:56,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:56,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:56,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724327651] [2021-07-05 09:53:56,500 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:56,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:56,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:56,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:56,501 INFO L87 Difference]: Start difference. First operand 65 states and 93 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:56,505 INFO L93 Difference]: Finished difference Result 65 states and 93 transitions. [2021-07-05 09:53:56,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:56,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-07-05 09:53:56,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:56,506 INFO L225 Difference]: With dead ends: 65 [2021-07-05 09:53:56,506 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:56,506 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:56,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:56,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:56,507 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 09:53:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:56,507 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-07-05 09:53:56,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:56,508 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:56,509 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:56,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:56,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:56,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:56,555 INFO L758 garLoopResultBuilder]: At program point L894(lines 875 897) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,555 INFO L758 garLoopResultBuilder]: At program point L861(lines 857 863) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,556 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,556 INFO L762 garLoopResultBuilder]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-07-05 09:53:56,556 INFO L758 garLoopResultBuilder]: At program point L135(lines 134 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,556 INFO L758 garLoopResultBuilder]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-07-05 09:53:56,556 INFO L762 garLoopResultBuilder]: For program point L135-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,556 INFO L758 garLoopResultBuilder]: At program point L135-2(lines 134 153) the Hoare annotation is: false [2021-07-05 09:53:56,557 INFO L758 garLoopResultBuilder]: At program point L135-3(lines 134 153) the Hoare annotation is: false [2021-07-05 09:53:56,557 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,557 INFO L762 garLoopResultBuilder]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-07-05 09:53:56,557 INFO L762 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,557 INFO L758 garLoopResultBuilder]: At program point L780-1(lines 1 897) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,557 INFO L758 garLoopResultBuilder]: At program point L813-2(lines 813 827) the Hoare annotation is: false [2021-07-05 09:53:56,557 INFO L762 garLoopResultBuilder]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,557 INFO L758 garLoopResultBuilder]: At program point L780-3(lines 1 897) the Hoare annotation is: false [2021-07-05 09:53:56,558 INFO L762 garLoopResultBuilder]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2021-07-05 09:53:56,558 INFO L758 garLoopResultBuilder]: At program point L780-5(lines 1 897) the Hoare annotation is: false [2021-07-05 09:53:56,558 INFO L762 garLoopResultBuilder]: For program point L814(line 814) no Hoare annotation was computed. [2021-07-05 09:53:56,558 INFO L758 garLoopResultBuilder]: At program point L237(lines 232 240) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,559 INFO L758 garLoopResultBuilder]: At program point L237-1(lines 232 240) the Hoare annotation is: false [2021-07-05 09:53:56,559 INFO L762 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,559 INFO L758 garLoopResultBuilder]: At program point L237-2(lines 232 240) the Hoare annotation is: false [2021-07-05 09:53:56,559 INFO L762 garLoopResultBuilder]: For program point L171-1(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,559 INFO L762 garLoopResultBuilder]: For program point L171-2(lines 171 179) no Hoare annotation was computed. [2021-07-05 09:53:56,559 INFO L762 garLoopResultBuilder]: For program point L701(lines 701 705) no Hoare annotation was computed. [2021-07-05 09:53:56,559 INFO L762 garLoopResultBuilder]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point L817-1(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point L784-2(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point L784-4(lines 784 794) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,560 INFO L758 garLoopResultBuilder]: At program point L669(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L785-2(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L785-4(lines 785 791) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L758 garLoopResultBuilder]: At program point L769(lines 764 771) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 135 141) no Hoare annotation was computed. [2021-07-05 09:53:56,561 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,562 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-07-05 09:53:56,562 INFO L758 garLoopResultBuilder]: At program point L885-1(lines 885 892) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:56,562 INFO L758 garLoopResultBuilder]: At program point L142(lines 142 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,562 INFO L758 garLoopResultBuilder]: At program point L142-1(lines 142 148) the Hoare annotation is: false [2021-07-05 09:53:56,562 INFO L762 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-07-05 09:53:56,562 INFO L758 garLoopResultBuilder]: At program point L142-2(lines 142 148) the Hoare annotation is: false [2021-07-05 09:53:56,563 INFO L758 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,563 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,563 INFO L762 garLoopResultBuilder]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,563 INFO L762 garLoopResultBuilder]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,563 INFO L762 garLoopResultBuilder]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-07-05 09:53:56,563 INFO L758 garLoopResultBuilder]: At program point L228(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,563 INFO L758 garLoopResultBuilder]: At program point L228-1(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,563 INFO L758 garLoopResultBuilder]: At program point L228-2(lines 221 231) the Hoare annotation is: false [2021-07-05 09:53:56,564 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:56,564 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,564 INFO L758 garLoopResultBuilder]: At program point L726(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,564 INFO L758 garLoopResultBuilder]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,564 INFO L758 garLoopResultBuilder]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,564 INFO L762 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,565 INFO L758 garLoopResultBuilder]: At program point L726-3(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,565 INFO L762 garLoopResultBuilder]: For program point L115-1(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,565 INFO L758 garLoopResultBuilder]: At program point L726-4(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,565 INFO L758 garLoopResultBuilder]: At program point L726-5(lines 721 729) the Hoare annotation is: false [2021-07-05 09:53:56,565 INFO L762 garLoopResultBuilder]: For program point L115-2(line 115) no Hoare annotation was computed. [2021-07-05 09:53:56,565 INFO L758 garLoopResultBuilder]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,565 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-07-05 09:53:56,566 INFO L758 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:56,566 INFO L762 garLoopResultBuilder]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,566 INFO L762 garLoopResultBuilder]: For program point L167-1(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,566 INFO L762 garLoopResultBuilder]: For program point L167-2(lines 167 184) no Hoare annotation was computed. [2021-07-05 09:53:56,567 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-07-05 09:53:56,567 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:56,567 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:56,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:56 BoogieIcfgContainer [2021-07-05 09:53:56,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:56,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:56,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:56,600 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:56,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:55" (3/4) ... [2021-07-05 09:53:56,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:56,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:56,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:56,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:56,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:56,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:56,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:56,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:56,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:56,669 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:56,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:56,671 INFO L168 Benchmark]: Toolchain (without parser) took 2843.57 ms. Allocated memory was 75.5 MB in the beginning and 104.9 MB in the end (delta: 29.4 MB). Free memory was 55.9 MB in the beginning and 37.4 MB in the end (delta: 18.4 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,671 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 75.5 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:56,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.75 ms. Allocated memory is still 75.5 MB. Free memory was 55.7 MB in the beginning and 48.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.02 ms. Allocated memory is still 75.5 MB. Free memory was 48.2 MB in the beginning and 45.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,672 INFO L168 Benchmark]: Boogie Preprocessor took 26.57 ms. Allocated memory is still 75.5 MB. Free memory was 45.2 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,672 INFO L168 Benchmark]: RCFGBuilder took 755.58 ms. Allocated memory was 75.5 MB in the beginning and 104.9 MB in the end (delta: 29.4 MB). Free memory was 43.1 MB in the beginning and 71.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,672 INFO L168 Benchmark]: TraceAbstraction took 1553.60 ms. Allocated memory is still 104.9 MB. Free memory was 71.2 MB in the beginning and 44.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,673 INFO L168 Benchmark]: Witness Printer took 69.94 ms. Allocated memory is still 104.9 MB. Free memory was 44.9 MB in the beginning and 37.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:56,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 75.5 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 368.75 ms. Allocated memory is still 75.5 MB. Free memory was 55.7 MB in the beginning and 48.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.02 ms. Allocated memory is still 75.5 MB. Free memory was 48.2 MB in the beginning and 45.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.57 ms. Allocated memory is still 75.5 MB. Free memory was 45.2 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 755.58 ms. Allocated memory was 75.5 MB in the beginning and 104.9 MB in the end (delta: 29.4 MB). Free memory was 43.1 MB in the beginning and 71.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1553.60 ms. Allocated memory is still 104.9 MB. Free memory was 71.2 MB in the beginning and 44.9 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * Witness Printer took 69.94 ms. Allocated memory is still 104.9 MB. Free memory was 44.9 MB in the beginning and 37.4 MB in the end (delta: 7.4 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: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: 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, 73 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1085.5ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 16.2ms, AutomataDifference: 250.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 175.9ms, InitialAbstractionConstructionTime: 11.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 208 SDtfs, 272 SDslu, 249 SDs, 0 SdLazy, 58 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 60.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 82.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 37.2ms AutomataMinimizationTime, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 82 NumberOfFragments, 148 HoareAnnotationTreeSize, 31 FomulaSimplifications, 848 FormulaSimplificationTreeSizeReduction, 96.4ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 70.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 15.9ms SsaConstructionTime, 184.1ms SatisfiabilityAnalysisTime, 220.8ms InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 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, 73 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 200.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 2.5ms, AutomataDifference: 14.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 53.7ms, InitialAbstractionConstructionTime: 3.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 145 SDtfs, 36 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred 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: 7.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 51 NumberOfFragments, 49 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 19.9ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 31.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 5.8ms SsaConstructionTime, 28.0ms SatisfiabilityAnalysisTime, 44.6ms InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 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, 73 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 169.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.3ms, AutomataDifference: 15.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 45.6ms, InitialAbstractionConstructionTime: 1.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 145 SDtfs, 36 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred 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: 10.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 42 NumberOfFragments, 49 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 15.8ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 27.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 5.6ms SsaConstructionTime, 21.2ms SatisfiabilityAnalysisTime, 36.4ms InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 57 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: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 == systemActive - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 == systemActive - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:56,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...