./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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_product17.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc03304053b87222b24c5c9ce9e3cebe0230704 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 18:59:23,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:59:23,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:59:23,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:59:23,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:59:23,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:59:23,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:59:23,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:59:23,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:59:23,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:59:23,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:59:23,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:59:23,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:59:23,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:59:23,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:59:23,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:59:23,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:59:23,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:59:23,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:59:23,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:59:23,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:59:23,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:59:23,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:59:23,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:59:23,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:59:23,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:59:23,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:59:23,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:59:23,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:59:23,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:59:23,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:59:23,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:59:23,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:59:23,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:59:23,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:59:23,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:59:23,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:59:23,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:59:23,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:59:23,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:59:23,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:59:23,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:59:23,807 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:59:23,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:59:23,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:59:23,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:59:23,812 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:59:23,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:59:23,812 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:59:23,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:59:23,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:59:23,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:59:23,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:59:23,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:59:23,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:59:23,817 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:59:23,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:59:23,817 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:59:23,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:59:23,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:59:23,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:59:23,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:59:23,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:59:23,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:23,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:59:23,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:59:23,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:59:23,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:59:23,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:59:23,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:59:23,822 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:59:23,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 8bc03304053b87222b24c5c9ce9e3cebe0230704 [2020-07-28 18:59:24,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:59:24,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:59:24,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:59:24,136 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:59:24,137 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:59:24,137 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2020-07-28 18:59:24,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afceaed6/64159455528c4d8184681326b3a9a8f4/FLAGcdc7632ad [2020-07-28 18:59:24,644 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:59:24,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2020-07-28 18:59:24,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afceaed6/64159455528c4d8184681326b3a9a8f4/FLAGcdc7632ad [2020-07-28 18:59:24,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afceaed6/64159455528c4d8184681326b3a9a8f4 [2020-07-28 18:59:24,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:59:24,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:59:24,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:24,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:59:25,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:59:25,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:24" (1/1) ... [2020-07-28 18:59:25,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508fcd00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25, skipping insertion in model container [2020-07-28 18:59:25,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:24" (1/1) ... [2020-07-28 18:59:25,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:59:25,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:59:25,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:25,504 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:59:25,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:25,638 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:59:25,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25 WrapperNode [2020-07-28 18:59:25,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:25,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:25,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:59:25,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:59:25,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:25,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:59:25,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:59:25,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:59:25,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... [2020-07-28 18:59:25,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:59:25,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:59:25,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:59:25,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:59:25,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:59:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:59:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:59:27,110 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:59:27,110 INFO L295 CfgBuilder]: Removed 98 assume(true) statements. [2020-07-28 18:59:27,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:27 BoogieIcfgContainer [2020-07-28 18:59:27,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:59:27,117 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:59:27,117 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:59:27,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:59:27,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:59:24" (1/3) ... [2020-07-28 18:59:27,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483f3aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:27, skipping insertion in model container [2020-07-28 18:59:27,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:25" (2/3) ... [2020-07-28 18:59:27,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483f3aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:27, skipping insertion in model container [2020-07-28 18:59:27,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:27" (3/3) ... [2020-07-28 18:59:27,125 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product17.cil.c [2020-07-28 18:59:27,136 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:59:27,143 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:59:27,158 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:59:27,183 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:59:27,183 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:59:27,183 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:59:27,184 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:59:27,184 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:59:27,184 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:59:27,185 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:59:27,185 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:59:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2020-07-28 18:59:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 18:59:27,210 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:27,211 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:27,212 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:27,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:27,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1001432226, now seen corresponding path program 1 times [2020-07-28 18:59:27,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:27,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682236278] [2020-07-28 18:59:27,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:27,538 INFO L280 TraceCheckUtils]: 0: Hoare triple {82#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {82#true} is VALID [2020-07-28 18:59:27,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7; {82#true} is VALID [2020-07-28 18:59:27,539 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {82#true} is VALID [2020-07-28 18:59:27,540 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {82#true} is VALID [2020-07-28 18:59:27,540 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} assume 0 != main_~tmp~7; {82#true} is VALID [2020-07-28 18:59:27,541 INFO L280 TraceCheckUtils]: 5: Hoare triple {82#true} ~methAndRunningLastTime~0 := 0; {82#true} is VALID [2020-07-28 18:59:27,542 INFO L280 TraceCheckUtils]: 6: Hoare triple {82#true} havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {82#true} is VALID [2020-07-28 18:59:27,543 INFO L280 TraceCheckUtils]: 7: Hoare triple {82#true} assume !true; {83#false} is VALID [2020-07-28 18:59:27,543 INFO L280 TraceCheckUtils]: 8: Hoare triple {83#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {83#false} is VALID [2020-07-28 18:59:27,544 INFO L280 TraceCheckUtils]: 9: Hoare triple {83#false} assume !(0 != ~pumpRunning~0); {83#false} is VALID [2020-07-28 18:59:27,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {83#false} assume !(0 != ~systemActive~0); {83#false} is VALID [2020-07-28 18:59:27,545 INFO L280 TraceCheckUtils]: 11: Hoare triple {83#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {83#false} is VALID [2020-07-28 18:59:27,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {83#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {83#false} is VALID [2020-07-28 18:59:27,545 INFO L280 TraceCheckUtils]: 13: Hoare triple {83#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~4;havoc isPumpRunning_~retValue_acc~4;isPumpRunning_~retValue_acc~4 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~4; {83#false} is VALID [2020-07-28 18:59:27,546 INFO L280 TraceCheckUtils]: 14: Hoare triple {83#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {83#false} is VALID [2020-07-28 18:59:27,548 INFO L280 TraceCheckUtils]: 15: Hoare triple {83#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {83#false} is VALID [2020-07-28 18:59:27,549 INFO L280 TraceCheckUtils]: 16: Hoare triple {83#false} assume 0 != ~methAndRunningLastTime~0; {83#false} is VALID [2020-07-28 18:59:27,550 INFO L280 TraceCheckUtils]: 17: Hoare triple {83#false} assume !false; {83#false} is VALID [2020-07-28 18:59:27,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:27,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682236278] [2020-07-28 18:59:27,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:27,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:27,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932950131] [2020-07-28 18:59:27,568 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:27,570 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:27,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:59:27,627 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:27,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:59:27,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:27,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:59:27,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:27,640 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2020-07-28 18:59:27,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:27,927 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2020-07-28 18:59:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:59:27,927 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:27,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:27,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 228 transitions. [2020-07-28 18:59:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 228 transitions. [2020-07-28 18:59:27,963 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 228 transitions. [2020-07-28 18:59:28,276 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 228 edges. 228 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:28,290 INFO L225 Difference]: With dead ends: 151 [2020-07-28 18:59:28,290 INFO L226 Difference]: Without dead ends: 75 [2020-07-28 18:59:28,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:28,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-07-28 18:59:28,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-07-28 18:59:28,349 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:28,350 INFO L82 GeneralOperation]: Start isEquivalent. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:28,350 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:28,351 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:28,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:28,358 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:28,358 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:28,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:28,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:28,359 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:28,360 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:28,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:28,366 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:28,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:28,368 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:28,368 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:28,368 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-07-28 18:59:28,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2020-07-28 18:59:28,375 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2020-07-28 18:59:28,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:28,375 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2020-07-28 18:59:28,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:59:28,376 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 18:59:28,377 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:28,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:28,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:59:28,378 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:28,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:28,379 INFO L82 PathProgramCache]: Analyzing trace with hash -434799197, now seen corresponding path program 1 times [2020-07-28 18:59:28,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:28,379 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178371660] [2020-07-28 18:59:28,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:28,512 INFO L280 TraceCheckUtils]: 0: Hoare triple {549#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {549#true} is VALID [2020-07-28 18:59:28,513 INFO L280 TraceCheckUtils]: 1: Hoare triple {549#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7; {549#true} is VALID [2020-07-28 18:59:28,513 INFO L280 TraceCheckUtils]: 2: Hoare triple {549#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {549#true} is VALID [2020-07-28 18:59:28,513 INFO L280 TraceCheckUtils]: 3: Hoare triple {549#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {549#true} is VALID [2020-07-28 18:59:28,514 INFO L280 TraceCheckUtils]: 4: Hoare triple {549#true} assume 0 != main_~tmp~7; {549#true} is VALID [2020-07-28 18:59:28,514 INFO L280 TraceCheckUtils]: 5: Hoare triple {549#true} ~methAndRunningLastTime~0 := 0; {549#true} is VALID [2020-07-28 18:59:28,515 INFO L280 TraceCheckUtils]: 6: Hoare triple {549#true} havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {551#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:28,516 INFO L280 TraceCheckUtils]: 7: Hoare triple {551#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {551#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:28,517 INFO L280 TraceCheckUtils]: 8: Hoare triple {551#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {550#false} is VALID [2020-07-28 18:59:28,518 INFO L280 TraceCheckUtils]: 9: Hoare triple {550#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {550#false} is VALID [2020-07-28 18:59:28,518 INFO L280 TraceCheckUtils]: 10: Hoare triple {550#false} assume !(0 != ~pumpRunning~0); {550#false} is VALID [2020-07-28 18:59:28,518 INFO L280 TraceCheckUtils]: 11: Hoare triple {550#false} assume !(0 != ~systemActive~0); {550#false} is VALID [2020-07-28 18:59:28,519 INFO L280 TraceCheckUtils]: 12: Hoare triple {550#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {550#false} is VALID [2020-07-28 18:59:28,519 INFO L280 TraceCheckUtils]: 13: Hoare triple {550#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {550#false} is VALID [2020-07-28 18:59:28,519 INFO L280 TraceCheckUtils]: 14: Hoare triple {550#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~4;havoc isPumpRunning_~retValue_acc~4;isPumpRunning_~retValue_acc~4 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~4; {550#false} is VALID [2020-07-28 18:59:28,519 INFO L280 TraceCheckUtils]: 15: Hoare triple {550#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {550#false} is VALID [2020-07-28 18:59:28,520 INFO L280 TraceCheckUtils]: 16: Hoare triple {550#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {550#false} is VALID [2020-07-28 18:59:28,520 INFO L280 TraceCheckUtils]: 17: Hoare triple {550#false} assume 0 != ~methAndRunningLastTime~0; {550#false} is VALID [2020-07-28 18:59:28,520 INFO L280 TraceCheckUtils]: 18: Hoare triple {550#false} assume !false; {550#false} is VALID [2020-07-28 18:59:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:28,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178371660] [2020-07-28 18:59:28,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:28,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:59:28,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717096147] [2020-07-28 18:59:28,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:28,524 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:28,524 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:28,558 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:28,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:28,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:28,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:28,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:28,559 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2020-07-28 18:59:28,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:28,732 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:28,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:28,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:28,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:28,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 106 transitions. [2020-07-28 18:59:28,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 106 transitions. [2020-07-28 18:59:28,738 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 106 transitions. [2020-07-28 18:59:28,866 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:28,867 INFO L225 Difference]: With dead ends: 75 [2020-07-28 18:59:28,868 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 18:59:28,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:28,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 18:59:28,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 18:59:28,885 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:28,885 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:28,885 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:28,886 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:28,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:28,888 INFO L93 Difference]: Finished difference Result 35 states and 49 transitions. [2020-07-28 18:59:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:28,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:28,889 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:28,889 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:28,889 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:28,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:28,892 INFO L93 Difference]: Finished difference Result 35 states and 49 transitions. [2020-07-28 18:59:28,892 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:28,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:28,892 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:28,893 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:28,893 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 18:59:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-07-28 18:59:28,895 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2020-07-28 18:59:28,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:28,895 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-07-28 18:59:28,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:59:28,897 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:28,897 INFO L422 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] [2020-07-28 18:59:28,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:59:28,897 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:28,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:28,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1568486346, now seen corresponding path program 1 times [2020-07-28 18:59:28,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:28,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717882520] [2020-07-28 18:59:28,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:29,021 INFO L280 TraceCheckUtils]: 0: Hoare triple {776#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,023 INFO L280 TraceCheckUtils]: 1: Hoare triple {778#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,023 INFO L280 TraceCheckUtils]: 2: Hoare triple {778#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,024 INFO L280 TraceCheckUtils]: 3: Hoare triple {778#(= 1 ~systemActive~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,025 INFO L280 TraceCheckUtils]: 4: Hoare triple {778#(= 1 ~systemActive~0)} assume 0 != main_~tmp~7; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,025 INFO L280 TraceCheckUtils]: 5: Hoare triple {778#(= 1 ~systemActive~0)} ~methAndRunningLastTime~0 := 0; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,026 INFO L280 TraceCheckUtils]: 6: Hoare triple {778#(= 1 ~systemActive~0)} havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,027 INFO L280 TraceCheckUtils]: 7: Hoare triple {778#(= 1 ~systemActive~0)} assume !false; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,028 INFO L280 TraceCheckUtils]: 8: Hoare triple {778#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,028 INFO L280 TraceCheckUtils]: 9: Hoare triple {778#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet10 && test_#t~nondet10 <= 2147483647;test_~tmp~0 := test_#t~nondet10;havoc test_#t~nondet10; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,029 INFO L280 TraceCheckUtils]: 10: Hoare triple {778#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~0); {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,030 INFO L280 TraceCheckUtils]: 11: Hoare triple {778#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet11 && test_#t~nondet11 <= 2147483647;test_~tmp___0~0 := test_#t~nondet11;havoc test_#t~nondet11; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,031 INFO L280 TraceCheckUtils]: 12: Hoare triple {778#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~0); {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,032 INFO L280 TraceCheckUtils]: 13: Hoare triple {778#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet12 && test_#t~nondet12 <= 2147483647;test_~tmp___2~0 := test_#t~nondet12;havoc test_#t~nondet12; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,033 INFO L280 TraceCheckUtils]: 14: Hoare triple {778#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0; {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,036 INFO L280 TraceCheckUtils]: 15: Hoare triple {778#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {778#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:29,037 INFO L280 TraceCheckUtils]: 16: Hoare triple {778#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {777#false} is VALID [2020-07-28 18:59:29,037 INFO L280 TraceCheckUtils]: 17: Hoare triple {777#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {777#false} is VALID [2020-07-28 18:59:29,038 INFO L280 TraceCheckUtils]: 18: Hoare triple {777#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {777#false} is VALID [2020-07-28 18:59:29,038 INFO L280 TraceCheckUtils]: 19: Hoare triple {777#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~4;havoc isPumpRunning_~retValue_acc~4;isPumpRunning_~retValue_acc~4 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~4; {777#false} is VALID [2020-07-28 18:59:29,039 INFO L280 TraceCheckUtils]: 20: Hoare triple {777#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {777#false} is VALID [2020-07-28 18:59:29,039 INFO L280 TraceCheckUtils]: 21: Hoare triple {777#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {777#false} is VALID [2020-07-28 18:59:29,039 INFO L280 TraceCheckUtils]: 22: Hoare triple {777#false} assume 0 != ~methAndRunningLastTime~0; {777#false} is VALID [2020-07-28 18:59:29,040 INFO L280 TraceCheckUtils]: 23: Hoare triple {777#false} assume !false; {777#false} is VALID [2020-07-28 18:59:29,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:29,043 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717882520] [2020-07-28 18:59:29,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:29,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:29,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247421556] [2020-07-28 18:59:29,044 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:29,045 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:29,046 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:29,090 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:29,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:29,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:29,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:29,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:29,091 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-07-28 18:59:29,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:29,220 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2020-07-28 18:59:29,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:29,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:29,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2020-07-28 18:59:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2020-07-28 18:59:29,228 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 91 transitions. [2020-07-28 18:59:29,337 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:29,338 INFO L225 Difference]: With dead ends: 63 [2020-07-28 18:59:29,338 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 18:59:29,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:29,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 18:59:29,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 18:59:29,361 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:29,361 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:29,361 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:29,361 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:29,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:29,363 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 18:59:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:29,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:29,369 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:29,369 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:29,369 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:29,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:29,371 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 18:59:29,372 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:29,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:29,372 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:29,373 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:29,373 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 18:59:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-07-28 18:59:29,376 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2020-07-28 18:59:29,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:29,376 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-07-28 18:59:29,377 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:59:29,378 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:29,378 INFO L422 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] [2020-07-28 18:59:29,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:59:29,378 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:29,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:29,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1679469095, now seen corresponding path program 1 times [2020-07-28 18:59:29,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:29,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566707207] [2020-07-28 18:59:29,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:29,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {984#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,524 INFO L280 TraceCheckUtils]: 1: Hoare triple {986#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,524 INFO L280 TraceCheckUtils]: 2: Hoare triple {986#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,525 INFO L280 TraceCheckUtils]: 3: Hoare triple {986#(= 0 ~pumpRunning~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,526 INFO L280 TraceCheckUtils]: 4: Hoare triple {986#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~7; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,526 INFO L280 TraceCheckUtils]: 5: Hoare triple {986#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,527 INFO L280 TraceCheckUtils]: 6: Hoare triple {986#(= 0 ~pumpRunning~0)} havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,528 INFO L280 TraceCheckUtils]: 7: Hoare triple {986#(= 0 ~pumpRunning~0)} assume !false; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,528 INFO L280 TraceCheckUtils]: 8: Hoare triple {986#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,529 INFO L280 TraceCheckUtils]: 9: Hoare triple {986#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet10 && test_#t~nondet10 <= 2147483647;test_~tmp~0 := test_#t~nondet10;havoc test_#t~nondet10; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,529 INFO L280 TraceCheckUtils]: 10: Hoare triple {986#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~0); {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,530 INFO L280 TraceCheckUtils]: 11: Hoare triple {986#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet11 && test_#t~nondet11 <= 2147483647;test_~tmp___0~0 := test_#t~nondet11;havoc test_#t~nondet11; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,531 INFO L280 TraceCheckUtils]: 12: Hoare triple {986#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp___0~0); {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,531 INFO L280 TraceCheckUtils]: 13: Hoare triple {986#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet12 && test_#t~nondet12 <= 2147483647;test_~tmp___2~0 := test_#t~nondet12;havoc test_#t~nondet12; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,532 INFO L280 TraceCheckUtils]: 14: Hoare triple {986#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,533 INFO L280 TraceCheckUtils]: 15: Hoare triple {986#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,533 INFO L280 TraceCheckUtils]: 16: Hoare triple {986#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret14, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,534 INFO L280 TraceCheckUtils]: 17: Hoare triple {986#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,534 INFO L280 TraceCheckUtils]: 18: Hoare triple {986#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,535 INFO L280 TraceCheckUtils]: 19: Hoare triple {986#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {986#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:29,536 INFO L280 TraceCheckUtils]: 20: Hoare triple {986#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~4;havoc isPumpRunning_~retValue_acc~4;isPumpRunning_~retValue_acc~4 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~4; {987#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:59:29,537 INFO L280 TraceCheckUtils]: 21: Hoare triple {987#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {988#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~2)} is VALID [2020-07-28 18:59:29,537 INFO L280 TraceCheckUtils]: 22: Hoare triple {988#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~2)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {985#false} is VALID [2020-07-28 18:59:29,538 INFO L280 TraceCheckUtils]: 23: Hoare triple {985#false} assume 0 != ~methAndRunningLastTime~0; {985#false} is VALID [2020-07-28 18:59:29,538 INFO L280 TraceCheckUtils]: 24: Hoare triple {985#false} assume !false; {985#false} is VALID [2020-07-28 18:59:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:29,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566707207] [2020-07-28 18:59:29,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:29,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:29,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702650634] [2020-07-28 18:59:29,541 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:29,541 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:29,541 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:29,579 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:29,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:29,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:29,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:29,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:29,580 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2020-07-28 18:59:29,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:29,924 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2020-07-28 18:59:29,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:59:29,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:29,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2020-07-28 18:59:29,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:29,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2020-07-28 18:59:29,930 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 126 transitions. [2020-07-28 18:59:30,072 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:30,072 INFO L225 Difference]: With dead ends: 86 [2020-07-28 18:59:30,072 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:59:30,073 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 18:59:30,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:59:30,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:59:30,074 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:30,074 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:30,074 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:30,074 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:30,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:30,075 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:30,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:30,075 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:30,075 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:30,076 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:30,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:30,076 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:30,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:30,077 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:30,077 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:30,077 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:59:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:59:30,077 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-28 18:59:30,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:30,078 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:59:30,078 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:30,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:30,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:59:30,080 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:59:30,236 INFO L268 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,236 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,236 INFO L268 CegarLoopResult]: For program point L795(lines 795 801) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L349-3(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L795-2(lines 795 801) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L349-5(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L349-6(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L795-4(lines 795 801) no Hoare annotation was computed. [2020-07-28 18:59:30,237 INFO L268 CegarLoopResult]: For program point L184-2(lines 215 221) no Hoare annotation was computed. [2020-07-28 18:59:30,238 INFO L268 CegarLoopResult]: For program point L349-8(lines 349 353) no Hoare annotation was computed. [2020-07-28 18:59:30,238 INFO L264 CegarLoopResult]: At program point L300(lines 295 303) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,238 INFO L264 CegarLoopResult]: At program point L779(lines 774 781) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,238 INFO L264 CegarLoopResult]: At program point L300-1(lines 295 303) the Hoare annotation is: false [2020-07-28 18:59:30,238 INFO L264 CegarLoopResult]: At program point L300-2(lines 295 303) the Hoare annotation is: false [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L264 CegarLoopResult]: At program point L168-1(lines 168 174) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L895(lines 895 902) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L271 CegarLoopResult]: At program point L895-1(lines 895 902) the Hoare annotation is: true [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L251(lines 251 259) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L251-1(lines 251 259) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2020-07-28 18:59:30,239 INFO L268 CegarLoopResult]: For program point L53(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L268 CegarLoopResult]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L268 CegarLoopResult]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L264 CegarLoopResult]: At program point L385(lines 1 907) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,240 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L268 CegarLoopResult]: For program point L402-1(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L268 CegarLoopResult]: For program point L402-2(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,240 INFO L264 CegarLoopResult]: At program point L222(lines 222 228) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,240 INFO L264 CegarLoopResult]: At program point L222-1(lines 222 228) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L222-2(lines 222 228) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L90(lines 85 93) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L355(lines 340 358) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L355-1(lines 340 358) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L264 CegarLoopResult]: At program point L355-2(lines 340 358) the Hoare annotation is: false [2020-07-28 18:59:30,241 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:59:30,242 INFO L268 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2020-07-28 18:59:30,242 INFO L264 CegarLoopResult]: At program point L158-1(lines 158 164) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,242 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,242 INFO L268 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2020-07-28 18:59:30,242 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:59:30,242 INFO L271 CegarLoopResult]: At program point L904(lines 885 907) the Hoare annotation is: true [2020-07-28 18:59:30,242 INFO L264 CegarLoopResult]: At program point L871(lines 867 873) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,243 INFO L264 CegarLoopResult]: At program point L194(lines 147 195) the Hoare annotation is: false [2020-07-28 18:59:30,243 INFO L268 CegarLoopResult]: For program point L178(lines 178 189) no Hoare annotation was computed. [2020-07-28 18:59:30,243 INFO L264 CegarLoopResult]: At program point L393(lines 388 396) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,243 INFO L268 CegarLoopResult]: For program point L790(lines 790 807) no Hoare annotation was computed. [2020-07-28 18:59:30,243 INFO L264 CegarLoopResult]: At program point L790-1(lines 1 907) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,243 INFO L264 CegarLoopResult]: At program point L823-2(lines 823 837) the Hoare annotation is: false [2020-07-28 18:59:30,243 INFO L268 CegarLoopResult]: For program point L790-2(lines 790 807) no Hoare annotation was computed. [2020-07-28 18:59:30,243 INFO L264 CegarLoopResult]: At program point L790-3(lines 1 907) the Hoare annotation is: false [2020-07-28 18:59:30,243 INFO L268 CegarLoopResult]: For program point L790-4(lines 790 807) no Hoare annotation was computed. [2020-07-28 18:59:30,244 INFO L264 CegarLoopResult]: At program point L790-5(lines 1 907) the Hoare annotation is: false [2020-07-28 18:59:30,244 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-07-28 18:59:30,244 INFO L264 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: false [2020-07-28 18:59:30,244 INFO L264 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2020-07-28 18:59:30,244 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-28 18:59:30,244 INFO L264 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-07-28 18:59:30,244 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:59:30,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 402) no Hoare annotation was computed. [2020-07-28 18:59:30,244 INFO L268 CegarLoopResult]: For program point L247(lines 247 264) no Hoare annotation was computed. [2020-07-28 18:59:30,245 INFO L268 CegarLoopResult]: For program point L247-1(lines 247 264) no Hoare annotation was computed. [2020-07-28 18:59:30,245 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 264) no Hoare annotation was computed. [2020-07-28 18:59:30,245 INFO L264 CegarLoopResult]: At program point L215(lines 214 233) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:30,245 INFO L268 CegarLoopResult]: For program point L215-1(lines 215 221) no Hoare annotation was computed. [2020-07-28 18:59:30,245 INFO L268 CegarLoopResult]: For program point L149(lines 148 193) no Hoare annotation was computed. [2020-07-28 18:59:30,245 INFO L264 CegarLoopResult]: At program point L215-2(lines 214 233) the Hoare annotation is: false [2020-07-28 18:59:30,245 INFO L264 CegarLoopResult]: At program point L215-3(lines 214 233) the Hoare annotation is: false [2020-07-28 18:59:30,245 INFO L268 CegarLoopResult]: For program point L827(lines 827 831) no Hoare annotation was computed. [2020-07-28 18:59:30,246 INFO L268 CegarLoopResult]: For program point L794(lines 794 804) no Hoare annotation was computed. [2020-07-28 18:59:30,246 INFO L268 CegarLoopResult]: For program point L827-1(lines 215 221) no Hoare annotation was computed. [2020-07-28 18:59:30,246 INFO L268 CegarLoopResult]: For program point L794-2(lines 794 804) no Hoare annotation was computed. [2020-07-28 18:59:30,246 INFO L268 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2020-07-28 18:59:30,246 INFO L268 CegarLoopResult]: For program point L794-4(lines 794 804) no Hoare annotation was computed. [2020-07-28 18:59:30,250 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:59:30,250 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:59:30,251 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:59:30,252 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:59:30,252 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:59:30,253 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L149 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2020-07-28 18:59:30,254 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L247-1 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L247-1 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L247-1 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 18:59:30,255 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L349-3 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L790-2 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L349-3 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L349-3 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L790-2 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L790-2 has no Hoare annotation [2020-07-28 18:59:30,256 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L178 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L349-5 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L794-2 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L178 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L178 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L251-1 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L794-2 has no Hoare annotation [2020-07-28 18:59:30,257 WARN L170 areAnnotationChecker]: L794-2 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L824 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L184-2 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L184-2 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L251-1 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L251-1 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L795-2 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L795-2 has no Hoare annotation [2020-07-28 18:59:30,258 WARN L170 areAnnotationChecker]: L824 has no Hoare annotation [2020-07-28 18:59:30,259 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 18:59:30,259 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 18:59:30,259 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L402-1 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 18:59:30,260 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L790 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 18:59:30,261 WARN L170 areAnnotationChecker]: L247-2 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L349 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L790 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L790 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L247-2 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L247-2 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L349-2 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-28 18:59:30,262 WARN L170 areAnnotationChecker]: L349-6 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L790-4 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L349-6 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L349-6 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L790-4 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L790-4 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-28 18:59:30,263 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L349-8 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L794-4 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L251-2 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L794-4 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L794-4 has no Hoare annotation [2020-07-28 18:59:30,264 WARN L170 areAnnotationChecker]: L251-2 has no Hoare annotation [2020-07-28 18:59:30,265 WARN L170 areAnnotationChecker]: L251-2 has no Hoare annotation [2020-07-28 18:59:30,265 WARN L170 areAnnotationChecker]: L795-4 has no Hoare annotation [2020-07-28 18:59:30,265 WARN L170 areAnnotationChecker]: L795-4 has no Hoare annotation [2020-07-28 18:59:30,265 WARN L170 areAnnotationChecker]: L402-2 has no Hoare annotation [2020-07-28 18:59:30,265 WARN L170 areAnnotationChecker]: L402-2 has no Hoare annotation [2020-07-28 18:59:30,265 INFO L163 areAnnotationChecker]: CFG has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:59:30,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:59:30 BoogieIcfgContainer [2020-07-28 18:59:30,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:59:30,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:59:30,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:59:30,285 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:59:30,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:27" (3/4) ... [2020-07-28 18:59:30,289 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:59:30,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:59:30,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:59:30,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:59:30,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:59:30,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:59:30,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:30,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:30,344 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 18:59:30,405 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:59:30,405 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:59:30,407 INFO L168 Benchmark]: Toolchain (without parser) took 5412.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.1 MB). Free memory was 957.5 MB in the beginning and 1.0 GB in the end (delta: -53.0 MB). Peak memory consumption was 165.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,408 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:30,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,409 INFO L168 Benchmark]: Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:30,409 INFO L168 Benchmark]: RCFGBuilder took 1324.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.3 MB in the end (delta: 142.0 MB). Peak memory consumption was 142.0 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,409 INFO L168 Benchmark]: TraceAbstraction took 3167.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 966.3 MB in the beginning and 1.0 GB in the end (delta: -52.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,410 INFO L168 Benchmark]: Witness Printer took 120.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:30,412 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 641.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1324.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.3 MB in the end (delta: 142.0 MB). Peak memory consumption was 142.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3167.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 966.3 MB in the beginning and 1.0 GB in the end (delta: -52.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Witness Printer took 120.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 402]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 402]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 402]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 0 == pumpRunning && 1 == systemActive - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 255 SDtfs, 153 SDslu, 81 SDs, 0 SdLazy, 20 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 51 NumberOfFragments, 121 HoareAnnotationTreeSize, 31 FomulaSimplifications, 164 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 3582 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...