./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_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_spec1_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 d2adcf2b9b8b03691138caa579df024fc7b4a734 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:57:44,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:57:44,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:57:44,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:57:44,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:57:44,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:57:44,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:57:44,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:57:44,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:57:44,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:57:44,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:57:44,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:57:44,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:57:44,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:57:44,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:57:44,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:57:44,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:57:44,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:57:44,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:57:44,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:57:44,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:57:44,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:57:44,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:57:44,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:57:45,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:57:45,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:57:45,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:57:45,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:57:45,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:57:45,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:57:45,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:57:45,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:57:45,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:57:45,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:57:45,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:57:45,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:57:45,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:57:45,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:57:45,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:57:45,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:57:45,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:57:45,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:57:45,028 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:57:45,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:57:45,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:57:45,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:57:45,030 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:57:45,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:57:45,031 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:57:45,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:57:45,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:57:45,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:57:45,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:57:45,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:57:45,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:57:45,033 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:57:45,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:57:45,033 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:57:45,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:57:45,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:57:45,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:57:45,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:57:45,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:57:45,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:57:45,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:57:45,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:57:45,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:57:45,036 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:57:45,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:57:45,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:57:45,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:57:45,037 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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2020-07-28 18:57:45,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:57:45,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:57:45,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:57:45,432 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:57:45,432 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:57:45,433 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2020-07-28 18:57:45,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0543eb655/1ddcdbcdeee2420699e2000912a964cb/FLAG57bcd92b2 [2020-07-28 18:57:46,037 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:57:46,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2020-07-28 18:57:46,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0543eb655/1ddcdbcdeee2420699e2000912a964cb/FLAG57bcd92b2 [2020-07-28 18:57:46,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0543eb655/1ddcdbcdeee2420699e2000912a964cb [2020-07-28 18:57:46,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:57:46,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:57:46,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:46,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:57:46,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:57:46,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:46" (1/1) ... [2020-07-28 18:57:46,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55583ec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:46, skipping insertion in model container [2020-07-28 18:57:46,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:46" (1/1) ... [2020-07-28 18:57:46,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:57:46,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:57:46,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:46,917 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:57:47,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:47,048 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:57:47,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47 WrapperNode [2020-07-28 18:57:47,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:47,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:47,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:57:47,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:57:47,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:47,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:57:47,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:57:47,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:57:47,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (1/1) ... [2020-07-28 18:57:47,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:57:47,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:57:47,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:57:47,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:57:47,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (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 18:57:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:57:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:57:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:57:47,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:57:48,657 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:57:48,657 INFO L295 CfgBuilder]: Removed 96 assume(true) statements. [2020-07-28 18:57:48,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:48 BoogieIcfgContainer [2020-07-28 18:57:48,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:57:48,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:57:48,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:57:48,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:57:48,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:57:46" (1/3) ... [2020-07-28 18:57:48,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149e4749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:48, skipping insertion in model container [2020-07-28 18:57:48,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:47" (2/3) ... [2020-07-28 18:57:48,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149e4749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:48, skipping insertion in model container [2020-07-28 18:57:48,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:48" (3/3) ... [2020-07-28 18:57:48,672 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2020-07-28 18:57:48,683 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:57:48,692 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:57:48,707 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:57:48,733 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:57:48,734 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:57:48,734 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:57:48,734 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:57:48,734 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:57:48,735 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:57:48,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:57:48,735 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:57:48,754 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-07-28 18:57:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:57:48,761 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:48,762 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:48,763 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:48,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:48,770 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2020-07-28 18:57:48,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:48,782 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312208019] [2020-07-28 18:57:48,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:49,090 INFO L280 TraceCheckUtils]: 0: Hoare triple {78#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string43.base, #t~string43.offset, 1);call write~init~int(110, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 2 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(80, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(117, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(109, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(112, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string49.base, #t~string49.offset, 1);call write~init~int(110, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 2 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 2 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 3 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(32, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string55.base, #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 1 + #t~string55.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(77, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(101, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(104, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string62.base, #t~string62.offset, 1);call write~init~int(82, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(73, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(84, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 4 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(75, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {78#true} is VALID [2020-07-28 18:57:49,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {78#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {78#true} is VALID [2020-07-28 18:57:49,092 INFO L280 TraceCheckUtils]: 2: Hoare triple {78#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; {78#true} is VALID [2020-07-28 18:57:49,092 INFO L280 TraceCheckUtils]: 3: Hoare triple {78#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {78#true} is VALID [2020-07-28 18:57:49,092 INFO L280 TraceCheckUtils]: 4: Hoare triple {78#true} assume 0 != main_~tmp~4; {78#true} is VALID [2020-07-28 18:57:49,093 INFO L280 TraceCheckUtils]: 5: Hoare triple {78#true} havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {78#true} is VALID [2020-07-28 18:57:49,095 INFO L280 TraceCheckUtils]: 6: Hoare triple {78#true} assume false; {79#false} is VALID [2020-07-28 18:57:49,095 INFO L280 TraceCheckUtils]: 7: Hoare triple {79#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {79#false} is VALID [2020-07-28 18:57:49,095 INFO L280 TraceCheckUtils]: 8: Hoare triple {79#false} assume !(0 != ~pumpRunning~0); {79#false} is VALID [2020-07-28 18:57:49,096 INFO L280 TraceCheckUtils]: 9: Hoare triple {79#false} assume !(0 != ~systemActive~0); {79#false} is VALID [2020-07-28 18:57:49,097 INFO L280 TraceCheckUtils]: 10: Hoare triple {79#false} havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {79#false} is VALID [2020-07-28 18:57:49,098 INFO L280 TraceCheckUtils]: 11: Hoare triple {79#false} __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret0 && __utac_acc__Specification1_spec__1_#t~ret0 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; {79#false} is VALID [2020-07-28 18:57:49,098 INFO L280 TraceCheckUtils]: 12: Hoare triple {79#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {79#false} is VALID [2020-07-28 18:57:49,099 INFO L280 TraceCheckUtils]: 13: Hoare triple {79#false} __utac_acc__Specification1_spec__1_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {79#false} is VALID [2020-07-28 18:57:49,100 INFO L280 TraceCheckUtils]: 14: Hoare triple {79#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {79#false} is VALID [2020-07-28 18:57:49,100 INFO L280 TraceCheckUtils]: 15: Hoare triple {79#false} assume !false; {79#false} is VALID [2020-07-28 18:57:49,104 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 18:57:49,106 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312208019] [2020-07-28 18:57:49,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:49,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:57:49,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334926786] [2020-07-28 18:57:49,116 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:49,120 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:49,124 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:57:49,177 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:49,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:57:49,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:49,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:57:49,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:57:49,191 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2020-07-28 18:57:49,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:49,483 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2020-07-28 18:57:49,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:57:49,484 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:57:49,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 215 transitions. [2020-07-28 18:57:49,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:57:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 215 transitions. [2020-07-28 18:57:49,515 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 215 transitions. [2020-07-28 18:57:49,828 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:49,854 INFO L225 Difference]: With dead ends: 144 [2020-07-28 18:57:49,855 INFO L226 Difference]: Without dead ends: 71 [2020-07-28 18:57:49,865 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 18:57:49,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-07-28 18:57:49,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-07-28 18:57:49,929 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:49,930 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand 71 states. [2020-07-28 18:57:49,931 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2020-07-28 18:57:49,931 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2020-07-28 18:57:49,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:49,940 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:57:49,941 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:57:49,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:49,942 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:49,943 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2020-07-28 18:57:49,943 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2020-07-28 18:57:49,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:49,962 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:57:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:57:49,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:49,965 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:49,965 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:49,966 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:49,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-07-28 18:57:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2020-07-28 18:57:49,978 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2020-07-28 18:57:49,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:49,979 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2020-07-28 18:57:49,980 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:57:49,980 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:57:49,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:57:49,984 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:49,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:57:49,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:57:49,986 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:49,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:49,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2020-07-28 18:57:49,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:49,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458319063] [2020-07-28 18:57:49,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:50,200 INFO L280 TraceCheckUtils]: 0: Hoare triple {524#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string43.base, #t~string43.offset, 1);call write~init~int(110, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 2 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(80, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(117, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(109, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(112, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string49.base, #t~string49.offset, 1);call write~init~int(110, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 2 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 2 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 3 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(32, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string55.base, #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 1 + #t~string55.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(77, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(101, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(104, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string62.base, #t~string62.offset, 1);call write~init~int(82, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(73, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(84, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 4 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(75, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {524#true} is VALID [2020-07-28 18:57:50,200 INFO L280 TraceCheckUtils]: 1: Hoare triple {524#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {524#true} is VALID [2020-07-28 18:57:50,200 INFO L280 TraceCheckUtils]: 2: Hoare triple {524#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; {524#true} is VALID [2020-07-28 18:57:50,200 INFO L280 TraceCheckUtils]: 3: Hoare triple {524#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {524#true} is VALID [2020-07-28 18:57:50,201 INFO L280 TraceCheckUtils]: 4: Hoare triple {524#true} assume 0 != main_~tmp~4; {524#true} is VALID [2020-07-28 18:57:50,208 INFO L280 TraceCheckUtils]: 5: Hoare triple {524#true} havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:50,209 INFO L280 TraceCheckUtils]: 6: Hoare triple {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:57:50,210 INFO L280 TraceCheckUtils]: 7: Hoare triple {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {525#false} is VALID [2020-07-28 18:57:50,210 INFO L280 TraceCheckUtils]: 8: Hoare triple {525#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {525#false} is VALID [2020-07-28 18:57:50,211 INFO L280 TraceCheckUtils]: 9: Hoare triple {525#false} assume !(0 != ~pumpRunning~0); {525#false} is VALID [2020-07-28 18:57:50,211 INFO L280 TraceCheckUtils]: 10: Hoare triple {525#false} assume !(0 != ~systemActive~0); {525#false} is VALID [2020-07-28 18:57:50,211 INFO L280 TraceCheckUtils]: 11: Hoare triple {525#false} havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {525#false} is VALID [2020-07-28 18:57:50,212 INFO L280 TraceCheckUtils]: 12: Hoare triple {525#false} __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret0 && __utac_acc__Specification1_spec__1_#t~ret0 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; {525#false} is VALID [2020-07-28 18:57:50,212 INFO L280 TraceCheckUtils]: 13: Hoare triple {525#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {525#false} is VALID [2020-07-28 18:57:50,212 INFO L280 TraceCheckUtils]: 14: Hoare triple {525#false} __utac_acc__Specification1_spec__1_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {525#false} is VALID [2020-07-28 18:57:50,212 INFO L280 TraceCheckUtils]: 15: Hoare triple {525#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {525#false} is VALID [2020-07-28 18:57:50,213 INFO L280 TraceCheckUtils]: 16: Hoare triple {525#false} assume !false; {525#false} is VALID [2020-07-28 18:57:50,216 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 18:57:50,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458319063] [2020-07-28 18:57:50,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:50,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:57:50,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797870842] [2020-07-28 18:57:50,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:50,222 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:50,222 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:57:50,253 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:50,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:57:50,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:50,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:57:50,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:57:50,254 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2020-07-28 18:57:50,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:50,481 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:57:50,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:57:50,482 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:57:50,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2020-07-28 18:57:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:57:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2020-07-28 18:57:50,486 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 99 transitions. [2020-07-28 18:57:50,616 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:50,617 INFO L225 Difference]: With dead ends: 71 [2020-07-28 18:57:50,618 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:57:50,619 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 18:57:50,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:57:50,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:57:50,637 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:50,638 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:50,638 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:50,638 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:50,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:50,640 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:57:50,640 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:57:50,641 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:50,641 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:50,641 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:50,642 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:50,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:50,644 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:57:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:57:50,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:50,644 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:50,645 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:50,645 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:57:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2020-07-28 18:57:50,647 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2020-07-28 18:57:50,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:50,647 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-07-28 18:57:50,647 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:57:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:57:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:57:50,648 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:50,649 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] [2020-07-28 18:57:50,649 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:57:50,649 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:50,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:50,650 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2020-07-28 18:57:50,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:50,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405791421] [2020-07-28 18:57:50,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:50,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {739#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string43.base, #t~string43.offset, 1);call write~init~int(110, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 2 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(80, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(117, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(109, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(112, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string49.base, #t~string49.offset, 1);call write~init~int(110, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 2 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 2 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 3 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(32, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string55.base, #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 1 + #t~string55.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(77, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(101, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(104, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string62.base, #t~string62.offset, 1);call write~init~int(82, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(73, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(84, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 4 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(75, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {741#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:50,801 INFO L280 TraceCheckUtils]: 1: Hoare triple {741#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {741#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:57:50,802 INFO L280 TraceCheckUtils]: 2: Hoare triple {741#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; {742#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} is VALID [2020-07-28 18:57:50,804 INFO L280 TraceCheckUtils]: 3: Hoare triple {742#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {743#(= ULTIMATE.start_main_~tmp~4 ~systemActive~0)} is VALID [2020-07-28 18:57:50,804 INFO L280 TraceCheckUtils]: 4: Hoare triple {743#(= ULTIMATE.start_main_~tmp~4 ~systemActive~0)} assume 0 != main_~tmp~4; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,806 INFO L280 TraceCheckUtils]: 5: Hoare triple {744#(not (= 0 ~systemActive~0))} havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,808 INFO L280 TraceCheckUtils]: 6: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !false; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,809 INFO L280 TraceCheckUtils]: 7: Hoare triple {744#(not (= 0 ~systemActive~0))} assume test_~splverifierCounter~0 < 4; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,810 INFO L280 TraceCheckUtils]: 8: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet67 && test_#t~nondet67 <= 2147483647;test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,811 INFO L280 TraceCheckUtils]: 9: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp~7); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,812 INFO L280 TraceCheckUtils]: 10: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet68 && test_#t~nondet68 <= 2147483647;test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,813 INFO L280 TraceCheckUtils]: 11: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp___0~2); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,813 INFO L280 TraceCheckUtils]: 12: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {744#(not (= 0 ~systemActive~0))} assume 0 != test_~tmp___2~0; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,815 INFO L280 TraceCheckUtils]: 14: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:57:50,816 INFO L280 TraceCheckUtils]: 15: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {740#false} is VALID [2020-07-28 18:57:50,816 INFO L280 TraceCheckUtils]: 16: Hoare triple {740#false} havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {740#false} is VALID [2020-07-28 18:57:50,816 INFO L280 TraceCheckUtils]: 17: Hoare triple {740#false} __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret0 && __utac_acc__Specification1_spec__1_#t~ret0 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; {740#false} is VALID [2020-07-28 18:57:50,817 INFO L280 TraceCheckUtils]: 18: Hoare triple {740#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {740#false} is VALID [2020-07-28 18:57:50,817 INFO L280 TraceCheckUtils]: 19: Hoare triple {740#false} __utac_acc__Specification1_spec__1_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {740#false} is VALID [2020-07-28 18:57:50,817 INFO L280 TraceCheckUtils]: 20: Hoare triple {740#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {740#false} is VALID [2020-07-28 18:57:50,818 INFO L280 TraceCheckUtils]: 21: Hoare triple {740#false} assume !false; {740#false} is VALID [2020-07-28 18:57:50,820 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 18:57:50,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405791421] [2020-07-28 18:57:50,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:50,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 18:57:50,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627310101] [2020-07-28 18:57:50,822 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:57:50,822 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:50,822 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 18:57:50,855 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:50,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 18:57:50,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:50,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 18:57:50,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-28 18:57:50,856 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2020-07-28 18:57:51,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:51,336 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2020-07-28 18:57:51,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:57:51,336 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:57:51,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:57:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 86 transitions. [2020-07-28 18:57:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:57:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 86 transitions. [2020-07-28 18:57:51,340 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 86 transitions. [2020-07-28 18:57:51,455 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:51,457 INFO L225 Difference]: With dead ends: 60 [2020-07-28 18:57:51,457 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:57:51,458 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 18:57:51,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:57:51,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:57:51,497 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:51,497 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:51,497 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:51,498 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:51,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:51,499 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:57:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:57:51,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:51,500 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:51,500 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:51,501 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:57:51,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:51,502 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:57:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:57:51,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:51,503 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:51,503 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:51,503 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:51,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:57:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-07-28 18:57:51,505 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2020-07-28 18:57:51,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:51,506 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-07-28 18:57:51,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 18:57:51,506 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:57:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-07-28 18:57:51,506 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:51,507 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] [2020-07-28 18:57:51,507 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:57:51,507 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:51,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:51,507 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2020-07-28 18:57:51,508 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:51,508 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197503413] [2020-07-28 18:57:51,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:51,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {943#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string43.base, #t~string43.offset, 1);call write~init~int(110, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 2 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(80, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(117, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(109, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(112, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string49.base, #t~string49.offset, 1);call write~init~int(110, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 2 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 2 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 3 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(32, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string55.base, #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 1 + #t~string55.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(77, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(101, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(104, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string62.base, #t~string62.offset, 1);call write~init~int(82, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(73, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(84, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 4 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(75, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,594 INFO L280 TraceCheckUtils]: 2: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,597 INFO L280 TraceCheckUtils]: 3: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,598 INFO L280 TraceCheckUtils]: 4: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~4; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,599 INFO L280 TraceCheckUtils]: 5: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,600 INFO L280 TraceCheckUtils]: 6: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !false; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,600 INFO L280 TraceCheckUtils]: 7: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,601 INFO L280 TraceCheckUtils]: 8: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet67 && test_#t~nondet67 <= 2147483647;test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,602 INFO L280 TraceCheckUtils]: 9: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~7); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,603 INFO L280 TraceCheckUtils]: 10: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet68 && test_#t~nondet68 <= 2147483647;test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,604 INFO L280 TraceCheckUtils]: 11: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~2); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,604 INFO L280 TraceCheckUtils]: 12: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,605 INFO L280 TraceCheckUtils]: 13: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,606 INFO L280 TraceCheckUtils]: 14: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,607 INFO L280 TraceCheckUtils]: 15: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret38, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,607 INFO L280 TraceCheckUtils]: 16: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:57:51,608 INFO L280 TraceCheckUtils]: 17: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {946#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:57:51,609 INFO L280 TraceCheckUtils]: 18: Hoare triple {946#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret0 && __utac_acc__Specification1_spec__1_#t~ret0 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; {947#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)} is VALID [2020-07-28 18:57:51,610 INFO L280 TraceCheckUtils]: 19: Hoare triple {947#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {944#false} is VALID [2020-07-28 18:57:51,610 INFO L280 TraceCheckUtils]: 20: Hoare triple {944#false} __utac_acc__Specification1_spec__1_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {944#false} is VALID [2020-07-28 18:57:51,610 INFO L280 TraceCheckUtils]: 21: Hoare triple {944#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {944#false} is VALID [2020-07-28 18:57:51,611 INFO L280 TraceCheckUtils]: 22: Hoare triple {944#false} assume !false; {944#false} is VALID [2020-07-28 18:57:51,612 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 18:57:51,612 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197503413] [2020-07-28 18:57:51,613 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:51,613 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:57:51,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863694074] [2020-07-28 18:57:51,614 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-07-28 18:57:51,614 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:51,614 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:57:51,648 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:51,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:57:51,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:51,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:57:51,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:57:51,649 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-07-28 18:57:52,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:52,332 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-07-28 18:57:52,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:57:52,332 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-07-28 18:57:52,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 223 transitions. [2020-07-28 18:57:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 223 transitions. [2020-07-28 18:57:52,341 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 223 transitions. [2020-07-28 18:57:52,610 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 223 edges. 223 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:52,614 INFO L225 Difference]: With dead ends: 151 [2020-07-28 18:57:52,614 INFO L226 Difference]: Without dead ends: 124 [2020-07-28 18:57:52,615 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-28 18:57:52,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-28 18:57:52,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2020-07-28 18:57:52,681 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:52,681 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 56 states. [2020-07-28 18:57:52,681 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 56 states. [2020-07-28 18:57:52,681 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 56 states. [2020-07-28 18:57:52,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:52,688 INFO L93 Difference]: Finished difference Result 124 states and 181 transitions. [2020-07-28 18:57:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2020-07-28 18:57:52,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:52,689 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:52,690 INFO L74 IsIncluded]: Start isIncluded. First operand 56 states. Second operand 124 states. [2020-07-28 18:57:52,690 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 124 states. [2020-07-28 18:57:52,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:52,696 INFO L93 Difference]: Finished difference Result 124 states and 181 transitions. [2020-07-28 18:57:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2020-07-28 18:57:52,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:52,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:52,697 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:52,698 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-07-28 18:57:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2020-07-28 18:57:52,701 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2020-07-28 18:57:52,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:52,701 INFO L479 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2020-07-28 18:57:52,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:57:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2020-07-28 18:57:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:57:52,702 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:57:52,702 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 18:57:52,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:57:52,702 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:57:52,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:57:52,703 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2020-07-28 18:57:52,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:57:52,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488664132] [2020-07-28 18:57:52,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:57:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:57:52,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {1486#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(13);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string43.base, #t~string43.offset, 1);call write~init~int(110, #t~string43.base, 1 + #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 2 + #t~string43.offset, 1);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(102, #t~string45.base, 2 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 3 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string47.base, #t~string47.offset, 1);call write~init~int(80, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(117, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(109, #t~string47.base, 3 + #t~string47.offset, 1);call write~init~int(112, #t~string47.base, 4 + #t~string47.offset, 1);call write~init~int(58, #t~string47.base, 5 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 6 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string49.base, #t~string49.offset, 1);call write~init~int(110, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 2 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(102, #t~string51.base, 2 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 3 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string53.base, #t~string53.offset, 1);call write~init~int(32, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string55.base, #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 1 + #t~string55.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(77, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(101, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(104, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string62.base, #t~string62.offset, 1);call write~init~int(82, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(73, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(84, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 4 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(75, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,788 INFO L280 TraceCheckUtils]: 2: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,789 INFO L280 TraceCheckUtils]: 3: Hoare triple {1488#(= 0 ~pumpRunning~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,791 INFO L280 TraceCheckUtils]: 4: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~4; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,794 INFO L280 TraceCheckUtils]: 5: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,796 INFO L280 TraceCheckUtils]: 6: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !false; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,799 INFO L280 TraceCheckUtils]: 7: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,800 INFO L280 TraceCheckUtils]: 8: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet67 && test_#t~nondet67 <= 2147483647;test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,801 INFO L280 TraceCheckUtils]: 9: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~7); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,802 INFO L280 TraceCheckUtils]: 10: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet68 && test_#t~nondet68 <= 2147483647;test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,802 INFO L280 TraceCheckUtils]: 11: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~2; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,804 INFO L280 TraceCheckUtils]: 12: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,804 INFO L280 TraceCheckUtils]: 13: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,805 INFO L280 TraceCheckUtils]: 14: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,806 INFO L280 TraceCheckUtils]: 15: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,807 INFO L280 TraceCheckUtils]: 16: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret38, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,807 INFO L280 TraceCheckUtils]: 17: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,808 INFO L280 TraceCheckUtils]: 18: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,809 INFO L280 TraceCheckUtils]: 19: Hoare triple {1488#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret0 && __utac_acc__Specification1_spec__1_#t~ret0 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:57:52,810 INFO L280 TraceCheckUtils]: 20: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~5;havoc isPumpRunning_~retValue_acc~5;isPumpRunning_~retValue_acc~5 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~5; {1489#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:57:52,811 INFO L280 TraceCheckUtils]: 21: Hoare triple {1489#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret1 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret1 && __utac_acc__Specification1_spec__1_#t~ret1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret1;havoc __utac_acc__Specification1_spec__1_#t~ret1; {1490#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:57:52,812 INFO L280 TraceCheckUtils]: 22: Hoare triple {1490#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1487#false} is VALID [2020-07-28 18:57:52,813 INFO L280 TraceCheckUtils]: 23: Hoare triple {1487#false} assume !false; {1487#false} is VALID [2020-07-28 18:57:52,814 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 18:57:52,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488664132] [2020-07-28 18:57:52,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:57:52,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:57:52,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426904568] [2020-07-28 18:57:52,815 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:57:52,816 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:57:52,816 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:57:52,850 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 18:57:52,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:57:52,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:57:52,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:57:52,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:57:52,852 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2020-07-28 18:57:53,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:53,358 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2020-07-28 18:57:53,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:57:53,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:57:53,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:57:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:57:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:57:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:57:53,364 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 123 transitions. [2020-07-28 18:57:53,516 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:57:53,516 INFO L225 Difference]: With dead ends: 148 [2020-07-28 18:57:53,516 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:57:53,518 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 18:57:53,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:57:53,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:57:53,518 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:57:53,518 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:57:53,519 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:57:53,519 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:57:53,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:53,519 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:57:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:57:53,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:53,520 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:53,520 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:57:53,520 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:57:53,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:57:53,521 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:57:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:57:53,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:53,521 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:57:53,521 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:57:53,522 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:57:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:57:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:57:53,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-07-28 18:57:53,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:57:53,523 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:57:53,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:57:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:57:53,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:57:53,523 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:57:53,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:57:53,896 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-28 18:57:53,896 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,897 INFO L264 CegarLoopResult]: At program point L498(lines 494 500) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,897 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:57:53,897 INFO L268 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-07-28 18:57:53,897 INFO L268 CegarLoopResult]: For program point L451-1(lines 560 566) no Hoare annotation was computed. [2020-07-28 18:57:53,897 INFO L264 CegarLoopResult]: At program point L567(lines 567 573) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,897 INFO L268 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2020-07-28 18:57:53,898 INFO L264 CegarLoopResult]: At program point L567-1(lines 567 573) the Hoare annotation is: false [2020-07-28 18:57:53,898 INFO L271 CegarLoopResult]: At program point L534(lines 515 537) the Hoare annotation is: true [2020-07-28 18:57:53,898 INFO L268 CegarLoopResult]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2020-07-28 18:57:53,898 INFO L264 CegarLoopResult]: At program point L567-2(lines 567 573) the Hoare annotation is: false [2020-07-28 18:57:53,898 INFO L268 CegarLoopResult]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2020-07-28 18:57:53,898 INFO L268 CegarLoopResult]: For program point L815(lines 815 821) no Hoare annotation was computed. [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L815-1(lines 815 821) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L749(lines 744 752) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L749-1(lines 744 752) the Hoare annotation is: false [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L749-2(lines 744 752) the Hoare annotation is: false [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L700(lines 685 703) the Hoare annotation is: false [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L700-1(lines 685 703) the Hoare annotation is: false [2020-07-28 18:57:53,899 INFO L264 CegarLoopResult]: At program point L700-2(lines 685 703) the Hoare annotation is: false [2020-07-28 18:57:53,900 INFO L264 CegarLoopResult]: At program point L882(lines 1 893) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,900 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:57:53,900 INFO L264 CegarLoopResult]: At program point L851(lines 804 852) the Hoare annotation is: false [2020-07-28 18:57:53,900 INFO L268 CegarLoopResult]: For program point L835(lines 835 846) no Hoare annotation was computed. [2020-07-28 18:57:53,900 INFO L268 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-07-28 18:57:53,900 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,900 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:57:53,901 INFO L268 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-07-28 18:57:53,901 INFO L271 CegarLoopResult]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2020-07-28 18:57:53,901 INFO L268 CegarLoopResult]: For program point L806(lines 805 850) no Hoare annotation was computed. [2020-07-28 18:57:53,901 INFO L264 CegarLoopResult]: At program point L790(lines 785 793) the Hoare annotation is: false [2020-07-28 18:57:53,901 INFO L264 CegarLoopResult]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2020-07-28 18:57:53,901 INFO L268 CegarLoopResult]: For program point L724(lines 724 728) no Hoare annotation was computed. [2020-07-28 18:57:53,901 INFO L264 CegarLoopResult]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2020-07-28 18:57:53,901 INFO L268 CegarLoopResult]: For program point L592(lines 592 609) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 609) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L592-2(lines 592 609) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L543-1(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L268 CegarLoopResult]: For program point L543-2(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,902 INFO L264 CegarLoopResult]: At program point L890(lines 885 893) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,903 INFO L264 CegarLoopResult]: At program point L560(lines 559 578) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,903 INFO L268 CegarLoopResult]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2020-07-28 18:57:53,903 INFO L264 CegarLoopResult]: At program point L560-2(lines 559 578) the Hoare annotation is: false [2020-07-28 18:57:53,903 INFO L264 CegarLoopResult]: At program point L560-3(lines 559 578) the Hoare annotation is: false [2020-07-28 18:57:53,903 INFO L268 CegarLoopResult]: For program point L841(lines 841 845) no Hoare annotation was computed. [2020-07-28 18:57:53,903 INFO L268 CegarLoopResult]: For program point L841-2(lines 560 566) no Hoare annotation was computed. [2020-07-28 18:57:53,904 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:57:53,904 INFO L268 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2020-07-28 18:57:53,904 INFO L264 CegarLoopResult]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,904 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2020-07-28 18:57:53,904 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,904 INFO L268 CegarLoopResult]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,905 INFO L268 CegarLoopResult]: For program point L694-3(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,905 INFO L268 CegarLoopResult]: For program point L694-5(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,905 INFO L268 CegarLoopResult]: For program point L694-6(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,905 INFO L268 CegarLoopResult]: For program point L694-8(lines 694 698) no Hoare annotation was computed. [2020-07-28 18:57:53,905 INFO L264 CegarLoopResult]: At program point L645(lines 640 648) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,905 INFO L264 CegarLoopResult]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2020-07-28 18:57:53,906 INFO L264 CegarLoopResult]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2020-07-28 18:57:53,906 INFO L264 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2020-07-28 18:57:53,906 INFO L268 CegarLoopResult]: For program point L596(lines 596 604) no Hoare annotation was computed. [2020-07-28 18:57:53,906 INFO L268 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2020-07-28 18:57:53,906 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 604) no Hoare annotation was computed. [2020-07-28 18:57:53,906 INFO L264 CegarLoopResult]: At program point L51-1(lines 1 893) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L596-2(lines 596 604) no Hoare annotation was computed. [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2020-07-28 18:57:53,907 INFO L264 CegarLoopResult]: At program point L51-3(lines 1 893) the Hoare annotation is: false [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2020-07-28 18:57:53,907 INFO L264 CegarLoopResult]: At program point L51-5(lines 1 893) the Hoare annotation is: false [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L712-3(lines 712 716) no Hoare annotation was computed. [2020-07-28 18:57:53,907 INFO L268 CegarLoopResult]: For program point L712-6(lines 712 716) no Hoare annotation was computed. [2020-07-28 18:57:53,911 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:57:53,912 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:57:53,912 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:57:53,913 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:57:53,913 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-28 18:57:53,914 WARN L170 areAnnotationChecker]: L806 has no Hoare annotation [2020-07-28 18:57:53,914 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:57:53,914 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-28 18:57:53,914 WARN L170 areAnnotationChecker]: L806 has no Hoare annotation [2020-07-28 18:57:53,914 WARN L170 areAnnotationChecker]: L806 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L712-3 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L712-3 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L592-1 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 18:57:53,915 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L592-1 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L592-1 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L694-3 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L51-2 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-28 18:57:53,916 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L694-3 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L694-3 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L51-2 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L51-2 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L694-5 has no Hoare annotation [2020-07-28 18:57:53,917 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-28 18:57:53,918 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L543-1 has no Hoare annotation [2020-07-28 18:57:53,919 WARN L170 areAnnotationChecker]: L543-1 has no Hoare annotation [2020-07-28 18:57:53,920 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2020-07-28 18:57:53,920 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-28 18:57:53,920 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-28 18:57:53,920 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-28 18:57:53,926 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-28 18:57:53,926 WARN L170 areAnnotationChecker]: L451 has no Hoare annotation [2020-07-28 18:57:53,926 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-28 18:57:53,926 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-28 18:57:53,927 WARN L170 areAnnotationChecker]: L451-1 has no Hoare annotation [2020-07-28 18:57:53,927 WARN L170 areAnnotationChecker]: L451-1 has no Hoare annotation [2020-07-28 18:57:53,927 WARN L170 areAnnotationChecker]: L694 has no Hoare annotation [2020-07-28 18:57:53,927 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L712-6 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L712-6 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L592-2 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L694 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L694 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-28 18:57:53,928 WARN L170 areAnnotationChecker]: L592-2 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L592-2 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L694-2 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L694-6 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L51-4 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-28 18:57:53,929 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L694-6 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L694-6 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L51-4 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L51-4 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-28 18:57:53,930 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L694-8 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L55-4 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L596-2 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L55-4 has no Hoare annotation [2020-07-28 18:57:53,931 WARN L170 areAnnotationChecker]: L55-4 has no Hoare annotation [2020-07-28 18:57:53,932 WARN L170 areAnnotationChecker]: L596-2 has no Hoare annotation [2020-07-28 18:57:53,932 WARN L170 areAnnotationChecker]: L596-2 has no Hoare annotation [2020-07-28 18:57:53,932 WARN L170 areAnnotationChecker]: L543-2 has no Hoare annotation [2020-07-28 18:57:53,932 WARN L170 areAnnotationChecker]: L543-2 has no Hoare annotation [2020-07-28 18:57:53,932 INFO L163 areAnnotationChecker]: CFG has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:57:53,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:57:53 BoogieIcfgContainer [2020-07-28 18:57:53,953 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:57:53,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:57:53,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:57:53,954 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:57:53,955 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:48" (3/4) ... [2020-07-28 18:57:53,959 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:57:53,980 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:57:53,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:57:53,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:57:53,983 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:57:53,983 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:57:53,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:57:53,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:57:54,015 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,015 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,018 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,019 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,021 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,022 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && tmp == systemActive) && 0 == \result) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:57:54,086 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:57:54,087 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:57:54,090 INFO L168 Benchmark]: Toolchain (without parser) took 7712.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 957.5 MB in the beginning and 773.0 MB in the end (delta: 184.6 MB). Peak memory consumption was 378.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,090 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:57:54,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,091 INFO L168 Benchmark]: Boogie Preprocessor took 73.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:57:54,091 INFO L168 Benchmark]: RCFGBuilder took 1444.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 937.4 MB in the end (delta: 143.5 MB). Peak memory consumption was 143.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,092 INFO L168 Benchmark]: TraceAbstraction took 5289.41 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 937.4 MB in the beginning and 781.1 MB in the end (delta: 156.3 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,092 INFO L168 Benchmark]: Witness Printer took 132.89 ms. Allocated memory is still 1.2 GB. Free memory was 781.1 MB in the beginning and 773.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:57:54,094 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 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 669.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1444.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 937.4 MB in the end (delta: 143.5 MB). Peak memory consumption was 143.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5289.41 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 937.4 MB in the beginning and 781.1 MB in the end (delta: 156.3 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. * Witness Printer took 132.89 ms. Allocated memory is still 1.2 GB. Free memory was 781.1 MB in the beginning and 773.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: 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: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && tmp == systemActive) && 0 == \result) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 309 SDtfs, 396 SDslu, 266 SDs, 0 SdLazy, 44 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1481 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...