./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product11.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_product11.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 0cc23406006a3a1e447c6e8a913f53a10dcbb620 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:53:50,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:50,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:50,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:50,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:50,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:50,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:50,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:50,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:50,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:50,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:50,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:50,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:50,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:50,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:50,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:50,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:50,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:50,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:50,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:50,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:50,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:50,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:50,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:50,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:50,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:50,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:50,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:50,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:50,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:50,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:50,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:50,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:50,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:50,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:50,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:50,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:50,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:50,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:50,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:50,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:50,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:50,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:50,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:50,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:50,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:50,799 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:50,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:50,799 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:50,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:50,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:50,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:50,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:50,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:50,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:50,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:50,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:50,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:50,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:50,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:50,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:50,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:50,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:50,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:50,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc23406006a3a1e447c6e8a913f53a10dcbb620 [2021-07-05 09:53:51,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:51,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:51,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:51,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:51,047 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:51,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2021-07-05 09:53:51,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fea0a71e/03699d026f114534a4563a2b84b500b6/FLAGe5b82bcd1 [2021-07-05 09:53:51,536 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:51,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2021-07-05 09:53:51,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fea0a71e/03699d026f114534a4563a2b84b500b6/FLAGe5b82bcd1 [2021-07-05 09:53:51,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fea0a71e/03699d026f114534a4563a2b84b500b6 [2021-07-05 09:53:51,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:51,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:51,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:51,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:51,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:51,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:51,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5d3269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51, skipping insertion in model container [2021-07-05 09:53:51,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:51,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:51,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:51,867 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_product11.cil.c[14314,14327] [2021-07-05 09:53:51,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:51,884 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:51,955 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_product11.cil.c[14314,14327] [2021-07-05 09:53:51,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:51,984 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:51,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51 WrapperNode [2021-07-05 09:53:51,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:51,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:51,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:51,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:51,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:52,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:52,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:52,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:52,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:52,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:52,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:52,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:52,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (1/1) ... [2021-07-05 09:53:52,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:52,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:52,098 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 09:53:52,139 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 09:53:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:52,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:52,659 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:52,659 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-07-05 09:53:52,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:52 BoogieIcfgContainer [2021-07-05 09:53:52,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:52,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:52,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:52,665 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:52,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:51" (1/3) ... [2021-07-05 09:53:52,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8b403b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:52, skipping insertion in model container [2021-07-05 09:53:52,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:51" (2/3) ... [2021-07-05 09:53:52,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8b403b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:52, skipping insertion in model container [2021-07-05 09:53:52,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:52" (3/3) ... [2021-07-05 09:53:52,667 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2021-07-05 09:53:52,672 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:52,672 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:52,701 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:52,706 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 09:53:52,706 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:52,719 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:52,719 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 09:53:52,720 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:52,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:52,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2021-07-05 09:53:52,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:52,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783306743] [2021-07-05 09:53:52,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:52,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:52,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:52,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:52,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:52,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:52,929 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 09:53:52,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:52,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783306743] [2021-07-05 09:53:52,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783306743] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:52,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:52,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:52,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860359712] [2021-07-05 09:53:52,934 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:52,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:52,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:52,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:52,944 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:52,975 INFO L93 Difference]: Finished difference Result 175 states and 266 transitions. [2021-07-05 09:53:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:52,977 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 09:53:52,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:52,994 INFO L225 Difference]: With dead ends: 175 [2021-07-05 09:53:52,994 INFO L226 Difference]: Without dead ends: 55 [2021-07-05 09:53:52,996 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:53,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-07-05 09:53:53,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2021-07-05 09:53:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.48) internal successors, (74), 50 states have internal predecessors, (74), 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 09:53:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2021-07-05 09:53:53,026 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2021-07-05 09:53:53,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,027 INFO L442 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2021-07-05 09:53:53,027 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 09:53:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2021-07-05 09:53:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:53,027 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,027 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 09:53:53,028 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:53,028 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,030 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2021-07-05 09:53:53,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795465849] [2021-07-05 09:53:53,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,113 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 09:53:53,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795465849] [2021-07-05 09:53:53,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795465849] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,113 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:53,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626466668] [2021-07-05 09:53:53,114 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:53,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:53,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:53,115 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:53,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,190 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2021-07-05 09:53:53,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:53,190 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-07-05 09:53:53,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,192 INFO L225 Difference]: With dead ends: 219 [2021-07-05 09:53:53,192 INFO L226 Difference]: Without dead ends: 175 [2021-07-05 09:53:53,193 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 35.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:53,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-07-05 09:53:53,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2021-07-05 09:53:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 86 states have internal predecessors, (126), 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 09:53:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-07-05 09:53:53,204 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2021-07-05 09:53:53,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,204 INFO L442 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-07-05 09:53:53,205 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-07-05 09:53:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:53,205 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,206 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 09:53:53,206 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:53,206 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2021-07-05 09:53:53,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,207 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911954995] [2021-07-05 09:53:53,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,273 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 09:53:53,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911954995] [2021-07-05 09:53:53,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911954995] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:53,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702380312] [2021-07-05 09:53:53,275 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:53,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:53,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:53,278 INFO L87 Difference]: Start difference. First operand 87 states and 126 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 09:53:53,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,344 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2021-07-05 09:53:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:53,345 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 09:53:53,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,345 INFO L225 Difference]: With dead ends: 271 [2021-07-05 09:53:53,345 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:53,347 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:53,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:53,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:53,347 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 09:53:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:53,348 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-07-05 09:53:53,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,348 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:53,348 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 09:53:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:53,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:53,351 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:53,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L696(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L696-2(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L696-4(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 885) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L765 garLoopResultBuilder]: At program point L878-1(lines 878 885) the Hoare annotation is: true [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L697(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L697-2(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L762 garLoopResultBuilder]: For program point L697-4(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,494 INFO L758 garLoopResultBuilder]: At program point L681(lines 676 683) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L584(lines 584 590) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L758 garLoopResultBuilder]: At program point L584-1(lines 584 590) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L733(lines 733 737) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L758 garLoopResultBuilder]: At program point L470(lines 470 476) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,495 INFO L765 garLoopResultBuilder]: At program point L470-1(lines 470 476) the Hoare annotation is: true [2021-07-05 09:53:53,495 INFO L765 garLoopResultBuilder]: At program point L470-2(lines 470 476) the Hoare annotation is: true [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L619(lines 619 625) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L758 garLoopResultBuilder]: At program point L619-1(lines 619 625) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L670(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L670-1(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point L670-2(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,495 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point L721-3(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point L721-6(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point L639(lines 639 652) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L758 garLoopResultBuilder]: At program point L540(lines 535 543) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,496 INFO L765 garLoopResultBuilder]: At program point L540-1(lines 535 543) the Hoare annotation is: true [2021-07-05 09:53:53,496 INFO L765 garLoopResultBuilder]: At program point L540-2(lines 535 543) the Hoare annotation is: true [2021-07-05 09:53:53,496 INFO L765 garLoopResultBuilder]: At program point L887(lines 868 890) the Hoare annotation is: true [2021-07-05 09:53:53,496 INFO L758 garLoopResultBuilder]: At program point L854(lines 850 856) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,496 INFO L765 garLoopResultBuilder]: At program point L657(lines 608 658) the Hoare annotation is: true [2021-07-05 09:53:53,496 INFO L765 garLoopResultBuilder]: At program point L806-2(lines 806 820) the Hoare annotation is: true [2021-07-05 09:53:53,496 INFO L762 garLoopResultBuilder]: For program point L807(line 807) no Hoare annotation was computed. [2021-07-05 09:53:53,496 INFO L758 garLoopResultBuilder]: At program point L758(lines 753 761) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,497 INFO L765 garLoopResultBuilder]: At program point L758-1(lines 753 761) the Hoare annotation is: true [2021-07-05 09:53:53,498 INFO L762 garLoopResultBuilder]: For program point L692(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,498 INFO L765 garLoopResultBuilder]: At program point L758-2(lines 753 761) the Hoare annotation is: true [2021-07-05 09:53:53,498 INFO L758 garLoopResultBuilder]: At program point L692-1(lines 1 890) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,500 INFO L762 garLoopResultBuilder]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,500 INFO L765 garLoopResultBuilder]: At program point L692-3(lines 1 890) the Hoare annotation is: true [2021-07-05 09:53:53,500 INFO L762 garLoopResultBuilder]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,500 INFO L765 garLoopResultBuilder]: At program point L692-5(lines 1 890) the Hoare annotation is: true [2021-07-05 09:53:53,500 INFO L762 garLoopResultBuilder]: For program point L610(lines 609 656) no Hoare annotation was computed. [2021-07-05 09:53:53,500 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,501 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,501 INFO L762 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-07-05 09:53:53,501 INFO L758 garLoopResultBuilder]: At program point L463(lines 462 481) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,501 INFO L762 garLoopResultBuilder]: For program point L463-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,501 INFO L765 garLoopResultBuilder]: At program point L463-2(lines 462 481) the Hoare annotation is: true [2021-07-05 09:53:53,502 INFO L765 garLoopResultBuilder]: At program point L463-3(lines 462 481) the Hoare annotation is: true [2021-07-05 09:53:53,502 INFO L762 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-07-05 09:53:53,502 INFO L762 garLoopResultBuilder]: For program point L810-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,504 INFO L762 garLoopResultBuilder]: For program point L645(lines 645 651) no Hoare annotation was computed. [2021-07-05 09:53:53,504 INFO L758 garLoopResultBuilder]: At program point L645-1(lines 463 469) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,504 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 890) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,505 INFO L762 garLoopResultBuilder]: For program point L629(lines 629 635) no Hoare annotation was computed. [2021-07-05 09:53:53,505 INFO L758 garLoopResultBuilder]: At program point L629-1(lines 629 635) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-07-05 09:53:53,506 INFO L762 garLoopResultBuilder]: For program point L745(lines 745 749) no Hoare annotation was computed. [2021-07-05 09:53:53,506 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:53,506 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:53,508 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:53,511 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:53,512 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 09:53:53,512 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-07-05 09:53:53,514 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,514 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 09:53:53,514 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1847613332, now seen corresponding path program 1 times [2021-07-05 09:53:53,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114351840] [2021-07-05 09:53:53,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:53,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114351840] [2021-07-05 09:53:53,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114351840] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:53,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233888193] [2021-07-05 09:53:53,538 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:53,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:53,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:53,539 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:53,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,540 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2021-07-05 09:53:53,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:53,540 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 09:53:53,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,541 INFO L225 Difference]: With dead ends: 119 [2021-07-05 09:53:53,541 INFO L226 Difference]: Without dead ends: 41 [2021-07-05 09:53:53,541 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 09:53:53,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-07-05 09:53:53,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-07-05 09:53:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.4) internal successors, (56), 40 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 56 transitions. [2021-07-05 09:53:53,546 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 56 transitions. Word has length 18 [2021-07-05 09:53:53,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,546 INFO L442 AbstractCegarLoop]: Abstraction has 41 states and 56 transitions. [2021-07-05 09:53:53,546 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 09:53:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2021-07-05 09:53:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 09:53:53,547 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,547 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 09:53:53,547 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-07-05 09:53:53,547 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,548 INFO L82 PathProgramCache]: Analyzing trace with hash -72020122, now seen corresponding path program 1 times [2021-07-05 09:53:53,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868184079] [2021-07-05 09:53:53,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,571 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 09:53:53,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868184079] [2021-07-05 09:53:53,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868184079] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:53,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502280748] [2021-07-05 09:53:53,572 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:53,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:53,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:53,573 INFO L87 Difference]: Start difference. First operand 41 states and 56 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 09:53:53,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,575 INFO L93 Difference]: Finished difference Result 41 states and 56 transitions. [2021-07-05 09:53:53,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:53,575 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 09:53:53,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,575 INFO L225 Difference]: With dead ends: 41 [2021-07-05 09:53:53,575 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:53,576 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:53,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:53,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:53,576 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 09:53:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:53,576 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-07-05 09:53:53,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,577 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:53,577 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 09:53:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:53,577 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:53,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:53,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,615 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,615 INFO L762 garLoopResultBuilder]: For program point L696(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,615 INFO L762 garLoopResultBuilder]: For program point L696-2(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point L696-4(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 885) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L765 garLoopResultBuilder]: At program point L878-1(lines 878 885) the Hoare annotation is: true [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point L697(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point L697-2(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,616 INFO L762 garLoopResultBuilder]: For program point L697-4(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,617 INFO L758 garLoopResultBuilder]: At program point L681(lines 676 683) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,617 INFO L762 garLoopResultBuilder]: For program point L584(lines 584 590) no Hoare annotation was computed. [2021-07-05 09:53:53,617 INFO L758 garLoopResultBuilder]: At program point L584-1(lines 584 590) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,617 INFO L762 garLoopResultBuilder]: For program point L733(lines 733 737) no Hoare annotation was computed. [2021-07-05 09:53:53,617 INFO L758 garLoopResultBuilder]: At program point L470(lines 470 476) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,618 INFO L758 garLoopResultBuilder]: At program point L470-1(lines 470 476) the Hoare annotation is: false [2021-07-05 09:53:53,620 INFO L765 garLoopResultBuilder]: At program point L470-2(lines 470 476) the Hoare annotation is: true [2021-07-05 09:53:53,620 INFO L762 garLoopResultBuilder]: For program point L619(lines 619 625) no Hoare annotation was computed. [2021-07-05 09:53:53,621 INFO L758 garLoopResultBuilder]: At program point L619-1(lines 619 625) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,622 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,622 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,622 INFO L762 garLoopResultBuilder]: For program point L670(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,622 INFO L762 garLoopResultBuilder]: For program point L670-1(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,622 INFO L762 garLoopResultBuilder]: For program point L670-2(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point L721-3(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point L721-6(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point L639(lines 639 652) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,623 INFO L758 garLoopResultBuilder]: At program point L540(lines 535 543) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,623 INFO L758 garLoopResultBuilder]: At program point L540-1(lines 535 543) the Hoare annotation is: false [2021-07-05 09:53:53,624 INFO L765 garLoopResultBuilder]: At program point L540-2(lines 535 543) the Hoare annotation is: true [2021-07-05 09:53:53,624 INFO L765 garLoopResultBuilder]: At program point L887(lines 868 890) the Hoare annotation is: true [2021-07-05 09:53:53,624 INFO L758 garLoopResultBuilder]: At program point L854(lines 850 856) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,624 INFO L758 garLoopResultBuilder]: At program point L657(lines 608 658) the Hoare annotation is: false [2021-07-05 09:53:53,624 INFO L765 garLoopResultBuilder]: At program point L806-2(lines 806 820) the Hoare annotation is: true [2021-07-05 09:53:53,624 INFO L762 garLoopResultBuilder]: For program point L807(line 807) no Hoare annotation was computed. [2021-07-05 09:53:53,624 INFO L758 garLoopResultBuilder]: At program point L758(lines 753 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,625 INFO L758 garLoopResultBuilder]: At program point L758-1(lines 753 761) the Hoare annotation is: false [2021-07-05 09:53:53,625 INFO L762 garLoopResultBuilder]: For program point L692(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,625 INFO L765 garLoopResultBuilder]: At program point L758-2(lines 753 761) the Hoare annotation is: true [2021-07-05 09:53:53,625 INFO L758 garLoopResultBuilder]: At program point L692-1(lines 1 890) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,625 INFO L762 garLoopResultBuilder]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,625 INFO L765 garLoopResultBuilder]: At program point L692-3(lines 1 890) the Hoare annotation is: true [2021-07-05 09:53:53,625 INFO L762 garLoopResultBuilder]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,625 INFO L765 garLoopResultBuilder]: At program point L692-5(lines 1 890) the Hoare annotation is: true [2021-07-05 09:53:53,625 INFO L762 garLoopResultBuilder]: For program point L610(lines 609 656) no Hoare annotation was computed. [2021-07-05 09:53:53,626 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,626 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,626 INFO L762 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-07-05 09:53:53,626 INFO L758 garLoopResultBuilder]: At program point L463(lines 462 481) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,626 INFO L762 garLoopResultBuilder]: For program point L463-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,626 INFO L758 garLoopResultBuilder]: At program point L463-2(lines 462 481) the Hoare annotation is: false [2021-07-05 09:53:53,628 INFO L765 garLoopResultBuilder]: At program point L463-3(lines 462 481) the Hoare annotation is: true [2021-07-05 09:53:53,628 INFO L762 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-07-05 09:53:53,629 INFO L762 garLoopResultBuilder]: For program point L810-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,630 INFO L762 garLoopResultBuilder]: For program point L645(lines 645 651) no Hoare annotation was computed. [2021-07-05 09:53:53,631 INFO L758 garLoopResultBuilder]: At program point L645-1(lines 463 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,631 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 890) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,631 INFO L762 garLoopResultBuilder]: For program point L629(lines 629 635) no Hoare annotation was computed. [2021-07-05 09:53:53,631 INFO L758 garLoopResultBuilder]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,631 INFO L762 garLoopResultBuilder]: For program point L745(lines 745 749) no Hoare annotation was computed. [2021-07-05 09:53:53,631 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-07-05 09:53:53,631 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:53,632 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:53,633 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:53,635 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 09:53:53,635 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:53,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-07-05 09:53:53,640 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,640 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 09:53:53,641 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,641 INFO L82 PathProgramCache]: Analyzing trace with hash 2113066641, now seen corresponding path program 1 times [2021-07-05 09:53:53,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955245669] [2021-07-05 09:53:53,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,659 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 09:53:53,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955245669] [2021-07-05 09:53:53,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955245669] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:53,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576616434] [2021-07-05 09:53:53,660 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:53,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:53,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:53,663 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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 09:53:53,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,664 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2021-07-05 09:53:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:53,665 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 09:53:53,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,665 INFO L225 Difference]: With dead ends: 119 [2021-07-05 09:53:53,665 INFO L226 Difference]: Without dead ends: 55 [2021-07-05 09:53:53,665 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 09:53:53,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-07-05 09:53:53,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-07-05 09:53:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-07-05 09:53:53,668 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 27 [2021-07-05 09:53:53,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,668 INFO L442 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-07-05 09:53:53,668 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 09:53:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-07-05 09:53:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-07-05 09:53:53,668 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:53,669 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 09:53:53,669 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2021-07-05 09:53:53,669 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:53,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:53,669 INFO L82 PathProgramCache]: Analyzing trace with hash -621098241, now seen corresponding path program 1 times [2021-07-05 09:53:53,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:53,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12876334] [2021-07-05 09:53:53,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:53,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:53,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:53,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:53,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:53,692 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 09:53:53,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:53,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12876334] [2021-07-05 09:53:53,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12876334] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:53,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:53,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:53,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907713937] [2021-07-05 09:53:53,693 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:53,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:53,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:53,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:53,694 INFO L87 Difference]: Start difference. First operand 55 states and 78 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 09:53:53,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:53,696 INFO L93 Difference]: Finished difference Result 55 states and 78 transitions. [2021-07-05 09:53:53,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:53,696 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 09:53:53,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:53,696 INFO L225 Difference]: With dead ends: 55 [2021-07-05 09:53:53,697 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:53,697 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:53,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:53,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:53,697 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 09:53:53,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:53,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-07-05 09:53:53,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:53,698 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:53,698 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 09:53:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:53,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:53,698 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:53,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point L696(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point L696-2(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point L696-4(lines 696 706) no Hoare annotation was computed. [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 885) no Hoare annotation was computed. [2021-07-05 09:53:53,732 INFO L765 garLoopResultBuilder]: At program point L878-1(lines 878 885) the Hoare annotation is: true [2021-07-05 09:53:53,732 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L762 garLoopResultBuilder]: For program point L697(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L762 garLoopResultBuilder]: For program point L697-2(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L762 garLoopResultBuilder]: For program point L697-4(lines 697 703) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L758 garLoopResultBuilder]: At program point L681(lines 676 683) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,733 INFO L762 garLoopResultBuilder]: For program point L584(lines 584 590) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L758 garLoopResultBuilder]: At program point L584-1(lines 584 590) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,733 INFO L762 garLoopResultBuilder]: For program point L733(lines 733 737) no Hoare annotation was computed. [2021-07-05 09:53:53,733 INFO L758 garLoopResultBuilder]: At program point L470(lines 470 476) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,733 INFO L758 garLoopResultBuilder]: At program point L470-1(lines 470 476) the Hoare annotation is: false [2021-07-05 09:53:53,733 INFO L758 garLoopResultBuilder]: At program point L470-2(lines 470 476) the Hoare annotation is: false [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point L619(lines 619 625) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L758 garLoopResultBuilder]: At program point L619-1(lines 619 625) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point L670(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point L670-1(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point L670-2(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,734 INFO L762 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,735 INFO L762 garLoopResultBuilder]: For program point L721-3(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,735 INFO L762 garLoopResultBuilder]: For program point L721-6(lines 721 725) no Hoare annotation was computed. [2021-07-05 09:53:53,735 INFO L762 garLoopResultBuilder]: For program point L639(lines 639 652) no Hoare annotation was computed. [2021-07-05 09:53:53,735 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,735 INFO L758 garLoopResultBuilder]: At program point L540(lines 535 543) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,735 INFO L758 garLoopResultBuilder]: At program point L540-1(lines 535 543) the Hoare annotation is: false [2021-07-05 09:53:53,735 INFO L758 garLoopResultBuilder]: At program point L540-2(lines 535 543) the Hoare annotation is: false [2021-07-05 09:53:53,735 INFO L765 garLoopResultBuilder]: At program point L887(lines 868 890) the Hoare annotation is: true [2021-07-05 09:53:53,735 INFO L758 garLoopResultBuilder]: At program point L854(lines 850 856) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L657(lines 608 658) the Hoare annotation is: false [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L806-2(lines 806 820) the Hoare annotation is: false [2021-07-05 09:53:53,736 INFO L762 garLoopResultBuilder]: For program point L807(line 807) no Hoare annotation was computed. [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L758(lines 753 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L758-1(lines 753 761) the Hoare annotation is: false [2021-07-05 09:53:53,736 INFO L762 garLoopResultBuilder]: For program point L692(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L758-2(lines 753 761) the Hoare annotation is: false [2021-07-05 09:53:53,736 INFO L758 garLoopResultBuilder]: At program point L692-1(lines 1 890) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,736 INFO L762 garLoopResultBuilder]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L758 garLoopResultBuilder]: At program point L692-3(lines 1 890) the Hoare annotation is: false [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L758 garLoopResultBuilder]: At program point L692-5(lines 1 890) the Hoare annotation is: false [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point L610(lines 609 656) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 670) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-07-05 09:53:53,737 INFO L758 garLoopResultBuilder]: At program point L463(lines 462 481) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,737 INFO L762 garLoopResultBuilder]: For program point L463-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,738 INFO L758 garLoopResultBuilder]: At program point L463-2(lines 462 481) the Hoare annotation is: false [2021-07-05 09:53:53,738 INFO L758 garLoopResultBuilder]: At program point L463-3(lines 462 481) the Hoare annotation is: false [2021-07-05 09:53:53,738 INFO L762 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-07-05 09:53:53,738 INFO L762 garLoopResultBuilder]: For program point L810-1(lines 463 469) no Hoare annotation was computed. [2021-07-05 09:53:53,738 INFO L762 garLoopResultBuilder]: For program point L645(lines 645 651) no Hoare annotation was computed. [2021-07-05 09:53:53,738 INFO L758 garLoopResultBuilder]: At program point L645-1(lines 463 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,738 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 890) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,738 INFO L762 garLoopResultBuilder]: For program point L629(lines 629 635) no Hoare annotation was computed. [2021-07-05 09:53:53,738 INFO L758 garLoopResultBuilder]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:53,738 INFO L762 garLoopResultBuilder]: For program point L745(lines 745 749) no Hoare annotation was computed. [2021-07-05 09:53:53,739 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2021-07-05 09:53:53,739 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:53,739 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:53,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:53 BoogieIcfgContainer [2021-07-05 09:53:53,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:53,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:53,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:53,750 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:53,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:52" (3/4) ... [2021-07-05 09:53:53,752 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:53,759 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:53,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:53,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:53,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:53,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:53,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:53,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:53,776 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:53,787 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:53,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:53,788 INFO L168 Benchmark]: Toolchain (without parser) took 2218.25 ms. Allocated memory was 58.7 MB in the beginning and 98.6 MB in the end (delta: 39.8 MB). Free memory was 35.9 MB in the beginning and 64.2 MB in the end (delta: -28.4 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,788 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:53,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.44 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.6 MB in the beginning and 54.8 MB in the end (delta: -19.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.32 ms. Allocated memory is still 81.8 MB. Free memory was 54.8 MB in the beginning and 52.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,789 INFO L168 Benchmark]: Boogie Preprocessor took 30.90 ms. Allocated memory is still 81.8 MB. Free memory was 52.0 MB in the beginning and 50.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,789 INFO L168 Benchmark]: RCFGBuilder took 601.83 ms. Allocated memory is still 81.8 MB. Free memory was 50.2 MB in the beginning and 44.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,789 INFO L168 Benchmark]: TraceAbstraction took 1085.80 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 70.5 MB in the end (delta: -26.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,790 INFO L168 Benchmark]: Witness Printer took 38.10 ms. Allocated memory is still 98.6 MB. Free memory was 70.5 MB in the beginning and 64.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:53,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 414.44 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.6 MB in the beginning and 54.8 MB in the end (delta: -19.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.32 ms. Allocated memory is still 81.8 MB. Free memory was 54.8 MB in the beginning and 52.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.90 ms. Allocated memory is still 81.8 MB. Free memory was 52.0 MB in the beginning and 50.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 601.83 ms. Allocated memory is still 81.8 MB. Free memory was 50.2 MB in the beginning and 44.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1085.80 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 70.5 MB in the end (delta: -26.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Witness Printer took 38.10 ms. Allocated memory is still 98.6 MB. Free memory was 70.5 MB in the beginning and 64.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 670]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 670]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 670]: 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, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 808.5ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 7.7ms, AutomataDifference: 211.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 143.0ms, InitialAbstractionConstructionTime: 6.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 200 SDtfs, 263 SDslu, 331 SDs, 0 SdLazy, 49 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 64.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=2, 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: 33.2ms AutomataMinimizationTime, 3 MinimizatonAttempts, 92 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 139 NumberOfFragments, 85 HoareAnnotationTreeSize, 27 FomulaSimplifications, 1698 FormulaSimplificationTreeSizeReduction, 99.3ms HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 33.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 17.8ms SsaConstructionTime, 139.7ms SatisfiabilityAnalysisTime, 141.8ms InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 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, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 120.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.3ms, AutomataDifference: 6.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 37.7ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 127 SDtfs, 33 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 45 NumberOfFragments, 45 HoareAnnotationTreeSize, 27 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 17.2ms HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 18.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.4ms SsaConstructionTime, 10.9ms SatisfiabilityAnalysisTime, 28.2ms 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, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 105.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 4.7ms, AutomataDifference: 6.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 33.3ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 127 SDtfs, 33 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred 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: 2.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 38 NumberOfFragments, 45 HoareAnnotationTreeSize, 27 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 9.2ms HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 22.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.7ms SsaConstructionTime, 10.5ms SatisfiabilityAnalysisTime, 22.4ms 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: 463]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:53,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...