./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_product24.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 17a573274f1db5e4aeb22956c61c459b952d0c5d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:57:56,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:57:56,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:57:56,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:57:56,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:57:56,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:57:56,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:57:56,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:57:56,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:57:56,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:57:56,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:57:56,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:57:56,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:57:56,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:57:56,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:57:56,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:57:56,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:57:56,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:57:56,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:57:56,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:57:56,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:57:56,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:57:56,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:57:56,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:57:56,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:57:56,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:57:56,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:57:56,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:57:56,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:57:56,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:57:56,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:57:56,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:57:56,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:57:56,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:57:56,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:57:56,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:57:56,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:57:56,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:57:56,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:57:56,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:57:56,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:57:56,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:57:56,341 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:57:56,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:57:56,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:57:56,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:57:56,344 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:57:56,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:57:56,345 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:57:56,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:57:56,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:57:56,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:57:56,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:57:56,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:57:56,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:57:56,347 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:57:56,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:57:56,347 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:57:56,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:57:56,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:57:56,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:57:56,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:57:56,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:57:56,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:57:56,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:57:56,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:57:56,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:57:56,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:57:56,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:57:56,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:57:56,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:57:56,351 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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2020-07-28 18:57:56,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:57:56,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:57:56,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:57:56,714 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:57:56,717 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:57:56,718 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2020-07-28 18:57:56,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f25a61c6/441c2223261a49588648ae9817b6012e/FLAGa410c2ba5 [2020-07-28 18:57:57,322 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:57:57,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2020-07-28 18:57:57,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f25a61c6/441c2223261a49588648ae9817b6012e/FLAGa410c2ba5 [2020-07-28 18:57:57,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f25a61c6/441c2223261a49588648ae9817b6012e [2020-07-28 18:57:57,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:57:57,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:57:57,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:57,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:57:57,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:57:57,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:57" (1/1) ... [2020-07-28 18:57:57,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cdd5219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:57, skipping insertion in model container [2020-07-28 18:57:57,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:57" (1/1) ... [2020-07-28 18:57:57,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:57:57,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:57:58,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:58,114 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:57:58,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:58,287 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:57:58,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58 WrapperNode [2020-07-28 18:57:58,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:58,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:58,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:57:58,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:57:58,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:58,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:57:58,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:57:58,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:57:58,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (1/1) ... [2020-07-28 18:57:58,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:57:58,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:57:58,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:57:58,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:57:58,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (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 18:57:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:57:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:57:58,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:57:58,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:58:00,213 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:58:00,213 INFO L295 CfgBuilder]: Removed 162 assume(true) statements. [2020-07-28 18:58:00,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:00 BoogieIcfgContainer [2020-07-28 18:58:00,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:58:00,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:58:00,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:58:00,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:58:00,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:57:57" (1/3) ... [2020-07-28 18:58:00,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d62afda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:58:00, skipping insertion in model container [2020-07-28 18:58:00,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58" (2/3) ... [2020-07-28 18:58:00,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d62afda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:58:00, skipping insertion in model container [2020-07-28 18:58:00,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:00" (3/3) ... [2020-07-28 18:58:00,230 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2020-07-28 18:58:00,241 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:58:00,249 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:58:00,265 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:58:00,291 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:58:00,292 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:58:00,292 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:58:00,293 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:58:00,293 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:58:00,293 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:58:00,294 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:58:00,294 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:58:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2020-07-28 18:58:00,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:58:00,325 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:00,327 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:58:00,327 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:00,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:00,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2020-07-28 18:58:00,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:00,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035979614] [2020-07-28 18:58:00,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:00,654 INFO L280 TraceCheckUtils]: 0: Hoare triple {110#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(13);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(80, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(117, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(109, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(112, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #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(110, #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(4);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {110#true} is VALID [2020-07-28 18:58:00,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {110#true} havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; {110#true} is VALID [2020-07-28 18:58:00,656 INFO L280 TraceCheckUtils]: 2: Hoare triple {110#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; {110#true} is VALID [2020-07-28 18:58:00,657 INFO L280 TraceCheckUtils]: 3: Hoare triple {110#true} main_#t~ret51 := valid_product_#res;assume -2147483648 <= main_#t~ret51 && main_#t~ret51 <= 2147483647;main_~tmp~5 := main_#t~ret51;havoc main_#t~ret51; {110#true} is VALID [2020-07-28 18:58:00,657 INFO L280 TraceCheckUtils]: 4: Hoare triple {110#true} assume 0 != main_~tmp~5; {110#true} is VALID [2020-07-28 18:58:00,658 INFO L280 TraceCheckUtils]: 5: Hoare triple {110#true} havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {110#true} is VALID [2020-07-28 18:58:00,660 INFO L280 TraceCheckUtils]: 6: Hoare triple {110#true} assume !true; {111#false} is VALID [2020-07-28 18:58:00,660 INFO L280 TraceCheckUtils]: 7: Hoare triple {111#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {111#false} is VALID [2020-07-28 18:58:00,661 INFO L280 TraceCheckUtils]: 8: Hoare triple {111#false} assume !(0 != ~pumpRunning~0); {111#false} is VALID [2020-07-28 18:58:00,661 INFO L280 TraceCheckUtils]: 9: Hoare triple {111#false} assume !(0 != ~systemActive~0); {111#false} is VALID [2020-07-28 18:58:00,662 INFO L280 TraceCheckUtils]: 10: Hoare triple {111#false} havoc __utac_acc__Specification1_spec__1_#t~ret45, __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {111#false} is VALID [2020-07-28 18:58:00,662 INFO L280 TraceCheckUtils]: 11: Hoare triple {111#false} __utac_acc__Specification1_spec__1_#t~ret45 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret45 && __utac_acc__Specification1_spec__1_#t~ret45 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret45;havoc __utac_acc__Specification1_spec__1_#t~ret45; {111#false} is VALID [2020-07-28 18:58:00,663 INFO L280 TraceCheckUtils]: 12: Hoare triple {111#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~8;havoc isPumpRunning_~retValue_acc~8;isPumpRunning_~retValue_acc~8 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~8; {111#false} is VALID [2020-07-28 18:58:00,663 INFO L280 TraceCheckUtils]: 13: Hoare triple {111#false} __utac_acc__Specification1_spec__1_#t~ret46 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {111#false} is VALID [2020-07-28 18:58:00,664 INFO L280 TraceCheckUtils]: 14: Hoare triple {111#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {111#false} is VALID [2020-07-28 18:58:00,664 INFO L280 TraceCheckUtils]: 15: Hoare triple {111#false} assume !false; {111#false} is VALID [2020-07-28 18:58:00,668 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 18:58:00,669 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035979614] [2020-07-28 18:58:00,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:00,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:58:00,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759066103] [2020-07-28 18:58:00,679 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:00,682 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:00,686 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:58:00,728 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 18:58:00,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:58:00,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:00,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:58:00,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:58:00,742 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2020-07-28 18:58:01,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,030 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2020-07-28 18:58:01,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:58:01,030 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:01,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 311 transitions. [2020-07-28 18:58:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 311 transitions. [2020-07-28 18:58:01,064 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 311 transitions. [2020-07-28 18:58:01,481 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 311 edges. 311 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:01,498 INFO L225 Difference]: With dead ends: 208 [2020-07-28 18:58:01,498 INFO L226 Difference]: Without dead ends: 103 [2020-07-28 18:58:01,503 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 18:58:01,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-28 18:58:01,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-28 18:58:01,569 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:01,569 INFO L82 GeneralOperation]: Start isEquivalent. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:01,570 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:01,571 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:01,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,579 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:01,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,582 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,582 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:01,582 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 103 states. [2020-07-28 18:58:01,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,590 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:01,590 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:01,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,592 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,593 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:01,593 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-28 18:58:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-07-28 18:58:01,601 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-07-28 18:58:01,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:01,602 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-07-28 18:58:01,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:58:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-07-28 18:58:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:58:01,604 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:01,604 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 18:58:01,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:58:01,605 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:01,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:01,606 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2020-07-28 18:58:01,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:01,606 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737757804] [2020-07-28 18:58:01,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:01,788 INFO L280 TraceCheckUtils]: 0: Hoare triple {758#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(13);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(80, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(117, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(109, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(112, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #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(110, #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(4);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {758#true} is VALID [2020-07-28 18:58:01,788 INFO L280 TraceCheckUtils]: 1: Hoare triple {758#true} havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; {758#true} is VALID [2020-07-28 18:58:01,789 INFO L280 TraceCheckUtils]: 2: Hoare triple {758#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; {758#true} is VALID [2020-07-28 18:58:01,789 INFO L280 TraceCheckUtils]: 3: Hoare triple {758#true} main_#t~ret51 := valid_product_#res;assume -2147483648 <= main_#t~ret51 && main_#t~ret51 <= 2147483647;main_~tmp~5 := main_#t~ret51;havoc main_#t~ret51; {758#true} is VALID [2020-07-28 18:58:01,790 INFO L280 TraceCheckUtils]: 4: Hoare triple {758#true} assume 0 != main_~tmp~5; {758#true} is VALID [2020-07-28 18:58:01,791 INFO L280 TraceCheckUtils]: 5: Hoare triple {758#true} havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:01,791 INFO L280 TraceCheckUtils]: 6: Hoare triple {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:01,792 INFO L280 TraceCheckUtils]: 7: Hoare triple {760#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {759#false} is VALID [2020-07-28 18:58:01,793 INFO L280 TraceCheckUtils]: 8: Hoare triple {759#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {759#false} is VALID [2020-07-28 18:58:01,793 INFO L280 TraceCheckUtils]: 9: Hoare triple {759#false} assume !(0 != ~pumpRunning~0); {759#false} is VALID [2020-07-28 18:58:01,793 INFO L280 TraceCheckUtils]: 10: Hoare triple {759#false} assume !(0 != ~systemActive~0); {759#false} is VALID [2020-07-28 18:58:01,793 INFO L280 TraceCheckUtils]: 11: Hoare triple {759#false} havoc __utac_acc__Specification1_spec__1_#t~ret45, __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {759#false} is VALID [2020-07-28 18:58:01,794 INFO L280 TraceCheckUtils]: 12: Hoare triple {759#false} __utac_acc__Specification1_spec__1_#t~ret45 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret45 && __utac_acc__Specification1_spec__1_#t~ret45 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret45;havoc __utac_acc__Specification1_spec__1_#t~ret45; {759#false} is VALID [2020-07-28 18:58:01,794 INFO L280 TraceCheckUtils]: 13: Hoare triple {759#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~8;havoc isPumpRunning_~retValue_acc~8;isPumpRunning_~retValue_acc~8 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~8; {759#false} is VALID [2020-07-28 18:58:01,795 INFO L280 TraceCheckUtils]: 14: Hoare triple {759#false} __utac_acc__Specification1_spec__1_#t~ret46 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {759#false} is VALID [2020-07-28 18:58:01,795 INFO L280 TraceCheckUtils]: 15: Hoare triple {759#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {759#false} is VALID [2020-07-28 18:58:01,795 INFO L280 TraceCheckUtils]: 16: Hoare triple {759#false} assume !false; {759#false} is VALID [2020-07-28 18:58:01,797 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 18:58:01,798 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737757804] [2020-07-28 18:58:01,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:01,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:58:01,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2681931] [2020-07-28 18:58:01,801 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:01,801 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:01,801 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:58:01,830 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 18:58:01,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:58:01,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:01,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:58:01,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:58:01,831 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2020-07-28 18:58:02,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,158 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-07-28 18:58:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:58:02,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:02,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 147 transitions. [2020-07-28 18:58:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 147 transitions. [2020-07-28 18:58:02,165 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 147 transitions. [2020-07-28 18:58:02,363 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 147 edges. 147 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:02,367 INFO L225 Difference]: With dead ends: 103 [2020-07-28 18:58:02,367 INFO L226 Difference]: Without dead ends: 45 [2020-07-28 18:58:02,370 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 18:58:02,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-28 18:58:02,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-28 18:58:02,398 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:02,399 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:02,399 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:02,399 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:02,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,403 INFO L93 Difference]: Finished difference Result 45 states and 64 transitions. [2020-07-28 18:58:02,404 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:02,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:02,404 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:02,405 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:02,405 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-28 18:58:02,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,408 INFO L93 Difference]: Finished difference Result 45 states and 64 transitions. [2020-07-28 18:58:02,408 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:02,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:02,412 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:02,412 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:02,412 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-28 18:58:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-07-28 18:58:02,417 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-07-28 18:58:02,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:02,417 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-07-28 18:58:02,418 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:58:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-07-28 18:58:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:58:02,418 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:02,419 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 18:58:02,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:58:02,419 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:02,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:02,420 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2020-07-28 18:58:02,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:02,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135468794] [2020-07-28 18:58:02,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:02,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {1061#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(13);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(80, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(117, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(109, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(112, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #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(110, #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(4);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1061#true} is VALID [2020-07-28 18:58:02,538 INFO L280 TraceCheckUtils]: 1: Hoare triple {1061#true} havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; {1061#true} is VALID [2020-07-28 18:58:02,539 INFO L280 TraceCheckUtils]: 2: Hoare triple {1061#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; {1063#(= 1 |ULTIMATE.start_valid_product_#res|)} is VALID [2020-07-28 18:58:02,540 INFO L280 TraceCheckUtils]: 3: Hoare triple {1063#(= 1 |ULTIMATE.start_valid_product_#res|)} main_#t~ret51 := valid_product_#res;assume -2147483648 <= main_#t~ret51 && main_#t~ret51 <= 2147483647;main_~tmp~5 := main_#t~ret51;havoc main_#t~ret51; {1064#(= 1 ULTIMATE.start_main_~tmp~5)} is VALID [2020-07-28 18:58:02,540 INFO L280 TraceCheckUtils]: 4: Hoare triple {1064#(= 1 ULTIMATE.start_main_~tmp~5)} assume 0 != main_~tmp~5; {1061#true} is VALID [2020-07-28 18:58:02,540 INFO L280 TraceCheckUtils]: 5: Hoare triple {1061#true} havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1061#true} is VALID [2020-07-28 18:58:02,540 INFO L280 TraceCheckUtils]: 6: Hoare triple {1061#true} assume !false; {1061#true} is VALID [2020-07-28 18:58:02,540 INFO L280 TraceCheckUtils]: 7: Hoare triple {1061#true} assume test_~splverifierCounter~0 < 4; {1061#true} is VALID [2020-07-28 18:58:02,541 INFO L280 TraceCheckUtils]: 8: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; {1061#true} is VALID [2020-07-28 18:58:02,541 INFO L280 TraceCheckUtils]: 9: Hoare triple {1061#true} assume !(0 != test_~tmp~4); {1061#true} is VALID [2020-07-28 18:58:02,542 INFO L280 TraceCheckUtils]: 10: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp___0~1 := test_#t~nondet48;havoc test_#t~nondet48; {1061#true} is VALID [2020-07-28 18:58:02,542 INFO L280 TraceCheckUtils]: 11: Hoare triple {1061#true} assume !(0 != test_~tmp___0~1); {1061#true} is VALID [2020-07-28 18:58:02,542 INFO L280 TraceCheckUtils]: 12: Hoare triple {1061#true} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; {1061#true} is VALID [2020-07-28 18:58:02,543 INFO L280 TraceCheckUtils]: 13: Hoare triple {1061#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1065#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,544 INFO L280 TraceCheckUtils]: 14: Hoare triple {1065#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1065#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,544 INFO L280 TraceCheckUtils]: 15: Hoare triple {1065#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1062#false} is VALID [2020-07-28 18:58:02,545 INFO L280 TraceCheckUtils]: 16: Hoare triple {1062#false} havoc __utac_acc__Specification1_spec__1_#t~ret45, __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {1062#false} is VALID [2020-07-28 18:58:02,545 INFO L280 TraceCheckUtils]: 17: Hoare triple {1062#false} __utac_acc__Specification1_spec__1_#t~ret45 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret45 && __utac_acc__Specification1_spec__1_#t~ret45 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret45;havoc __utac_acc__Specification1_spec__1_#t~ret45; {1062#false} is VALID [2020-07-28 18:58:02,545 INFO L280 TraceCheckUtils]: 18: Hoare triple {1062#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~8;havoc isPumpRunning_~retValue_acc~8;isPumpRunning_~retValue_acc~8 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~8; {1062#false} is VALID [2020-07-28 18:58:02,545 INFO L280 TraceCheckUtils]: 19: Hoare triple {1062#false} __utac_acc__Specification1_spec__1_#t~ret46 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {1062#false} is VALID [2020-07-28 18:58:02,546 INFO L280 TraceCheckUtils]: 20: Hoare triple {1062#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1062#false} is VALID [2020-07-28 18:58:02,546 INFO L280 TraceCheckUtils]: 21: Hoare triple {1062#false} assume !false; {1062#false} is VALID [2020-07-28 18:58:02,547 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 18:58:02,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135468794] [2020-07-28 18:58:02,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:02,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 18:58:02,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324730349] [2020-07-28 18:58:02,549 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-07-28 18:58:02,549 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:02,549 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:02,595 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 18:58:02,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:02,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:02,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:02,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:02,597 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2020-07-28 18:58:03,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:03,134 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2020-07-28 18:58:03,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 18:58:03,134 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-07-28 18:58:03,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 156 transitions. [2020-07-28 18:58:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 156 transitions. [2020-07-28 18:58:03,140 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 156 transitions. [2020-07-28 18:58:03,319 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 156 edges. 156 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:03,322 INFO L225 Difference]: With dead ends: 107 [2020-07-28 18:58:03,322 INFO L226 Difference]: Without dead ends: 68 [2020-07-28 18:58:03,323 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 18:58:03,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-07-28 18:58:03,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2020-07-28 18:58:03,390 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:03,390 INFO L82 GeneralOperation]: Start isEquivalent. First operand 68 states. Second operand 64 states. [2020-07-28 18:58:03,390 INFO L74 IsIncluded]: Start isIncluded. First operand 68 states. Second operand 64 states. [2020-07-28 18:58:03,390 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 64 states. [2020-07-28 18:58:03,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:03,393 INFO L93 Difference]: Finished difference Result 68 states and 97 transitions. [2020-07-28 18:58:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2020-07-28 18:58:03,394 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:03,394 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:03,394 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand 68 states. [2020-07-28 18:58:03,394 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 68 states. [2020-07-28 18:58:03,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:03,398 INFO L93 Difference]: Finished difference Result 68 states and 97 transitions. [2020-07-28 18:58:03,398 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2020-07-28 18:58:03,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:03,398 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:03,399 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:03,399 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-07-28 18:58:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-07-28 18:58:03,401 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-07-28 18:58:03,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:03,402 INFO L479 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-07-28 18:58:03,402 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:03,402 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-07-28 18:58:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:58:03,403 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:03,403 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 18:58:03,403 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:58:03,403 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:03,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:03,404 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2020-07-28 18:58:03,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:03,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093212943] [2020-07-28 18:58:03,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:03,505 INFO L280 TraceCheckUtils]: 0: Hoare triple {1451#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(13);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(80, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(117, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(109, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(112, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #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(110, #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(4);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,506 INFO L280 TraceCheckUtils]: 1: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,507 INFO L280 TraceCheckUtils]: 2: Hoare triple {1453#(= 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; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,508 INFO L280 TraceCheckUtils]: 3: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} main_#t~ret51 := valid_product_#res;assume -2147483648 <= main_#t~ret51 && main_#t~ret51 <= 2147483647;main_~tmp~5 := main_#t~ret51;havoc main_#t~ret51; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,508 INFO L280 TraceCheckUtils]: 4: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~5; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,509 INFO L280 TraceCheckUtils]: 5: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,511 INFO L280 TraceCheckUtils]: 6: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !false; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,511 INFO L280 TraceCheckUtils]: 7: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,512 INFO L280 TraceCheckUtils]: 8: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,513 INFO L280 TraceCheckUtils]: 9: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~4); {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,513 INFO L280 TraceCheckUtils]: 10: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp___0~1 := test_#t~nondet48;havoc test_#t~nondet48; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,514 INFO L280 TraceCheckUtils]: 11: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,514 INFO L280 TraceCheckUtils]: 12: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,515 INFO L280 TraceCheckUtils]: 13: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,516 INFO L280 TraceCheckUtils]: 14: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,516 INFO L280 TraceCheckUtils]: 15: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,517 INFO L280 TraceCheckUtils]: 16: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret52, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,518 INFO L280 TraceCheckUtils]: 17: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1453#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,519 INFO L280 TraceCheckUtils]: 18: Hoare triple {1453#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification1_spec__1_#t~ret45, __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {1454#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:58:03,520 INFO L280 TraceCheckUtils]: 19: Hoare triple {1454#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification1_spec__1_#t~ret45 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret45 && __utac_acc__Specification1_spec__1_#t~ret45 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret45;havoc __utac_acc__Specification1_spec__1_#t~ret45; {1455#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~3 0)} is VALID [2020-07-28 18:58:03,520 INFO L280 TraceCheckUtils]: 20: Hoare triple {1455#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~3 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~8;havoc isPumpRunning_~retValue_acc~8;isPumpRunning_~retValue_acc~8 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~8; {1452#false} is VALID [2020-07-28 18:58:03,521 INFO L280 TraceCheckUtils]: 21: Hoare triple {1452#false} __utac_acc__Specification1_spec__1_#t~ret46 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {1452#false} is VALID [2020-07-28 18:58:03,521 INFO L280 TraceCheckUtils]: 22: Hoare triple {1452#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1452#false} is VALID [2020-07-28 18:58:03,521 INFO L280 TraceCheckUtils]: 23: Hoare triple {1452#false} assume !false; {1452#false} is VALID [2020-07-28 18:58:03,523 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 18:58:03,523 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093212943] [2020-07-28 18:58:03,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:03,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:03,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108506929] [2020-07-28 18:58:03,524 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:03,524 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:03,525 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:03,557 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 18:58:03,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:03,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:03,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:03,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:03,559 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2020-07-28 18:58:04,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,526 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2020-07-28 18:58:04,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:58:04,527 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:04,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 331 transitions. [2020-07-28 18:58:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 331 transitions. [2020-07-28 18:58:04,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 331 transitions. [2020-07-28 18:58:05,001 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:05,010 INFO L225 Difference]: With dead ends: 309 [2020-07-28 18:58:05,010 INFO L226 Difference]: Without dead ends: 251 [2020-07-28 18:58:05,011 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 18:58:05,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-07-28 18:58:05,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2020-07-28 18:58:05,182 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:05,183 INFO L82 GeneralOperation]: Start isEquivalent. First operand 251 states. Second operand 116 states. [2020-07-28 18:58:05,183 INFO L74 IsIncluded]: Start isIncluded. First operand 251 states. Second operand 116 states. [2020-07-28 18:58:05,183 INFO L87 Difference]: Start difference. First operand 251 states. Second operand 116 states. [2020-07-28 18:58:05,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:05,194 INFO L93 Difference]: Finished difference Result 251 states and 379 transitions. [2020-07-28 18:58:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2020-07-28 18:58:05,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:05,196 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:05,196 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 251 states. [2020-07-28 18:58:05,196 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 251 states. [2020-07-28 18:58:05,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:05,207 INFO L93 Difference]: Finished difference Result 251 states and 379 transitions. [2020-07-28 18:58:05,207 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2020-07-28 18:58:05,208 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:05,208 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:05,208 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:05,209 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-28 18:58:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2020-07-28 18:58:05,214 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2020-07-28 18:58:05,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:05,214 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2020-07-28 18:58:05,214 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2020-07-28 18:58:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:58:05,215 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:05,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:58:05,216 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:58:05,216 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:05,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:05,217 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2020-07-28 18:58:05,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:05,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118319168] [2020-07-28 18:58:05,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:05,361 INFO L280 TraceCheckUtils]: 0: Hoare triple {2569#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(13);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(80, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(117, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(109, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(112, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #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(110, #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(4);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(102, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {2571#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret51, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,364 INFO L280 TraceCheckUtils]: 2: Hoare triple {2571#(= 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; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,365 INFO L280 TraceCheckUtils]: 3: Hoare triple {2571#(= 0 ~pumpRunning~0)} main_#t~ret51 := valid_product_#res;assume -2147483648 <= main_#t~ret51 && main_#t~ret51 <= 2147483647;main_~tmp~5 := main_#t~ret51;havoc main_#t~ret51; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,365 INFO L280 TraceCheckUtils]: 4: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~5; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,365 INFO L280 TraceCheckUtils]: 5: Hoare triple {2571#(= 0 ~pumpRunning~0)} havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,366 INFO L280 TraceCheckUtils]: 6: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !false; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,368 INFO L280 TraceCheckUtils]: 7: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,369 INFO L280 TraceCheckUtils]: 8: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet47 && test_#t~nondet47 <= 2147483647;test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,370 INFO L280 TraceCheckUtils]: 9: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,371 INFO L280 TraceCheckUtils]: 10: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet48 && test_#t~nondet48 <= 2147483647;test_~tmp___0~1 := test_#t~nondet48;havoc test_#t~nondet48; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,372 INFO L280 TraceCheckUtils]: 11: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,373 INFO L280 TraceCheckUtils]: 12: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,374 INFO L280 TraceCheckUtils]: 13: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet49 && test_#t~nondet49 <= 2147483647;test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,374 INFO L280 TraceCheckUtils]: 14: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,375 INFO L280 TraceCheckUtils]: 15: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,376 INFO L280 TraceCheckUtils]: 16: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,376 INFO L280 TraceCheckUtils]: 17: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret52, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,377 INFO L280 TraceCheckUtils]: 18: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,378 INFO L280 TraceCheckUtils]: 19: Hoare triple {2571#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret45, __utac_acc__Specification1_spec__1_#t~ret46, __utac_acc__Specification1_spec__1_~tmp~3, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~3;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,379 INFO L280 TraceCheckUtils]: 20: Hoare triple {2571#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret45 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret45 && __utac_acc__Specification1_spec__1_#t~ret45 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~3 := __utac_acc__Specification1_spec__1_#t~ret45;havoc __utac_acc__Specification1_spec__1_#t~ret45; {2571#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:05,379 INFO L280 TraceCheckUtils]: 21: Hoare triple {2571#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~3;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~8;havoc isPumpRunning_~retValue_acc~8;isPumpRunning_~retValue_acc~8 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~8; {2572#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:58:05,380 INFO L280 TraceCheckUtils]: 22: Hoare triple {2572#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret46 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret46 && __utac_acc__Specification1_spec__1_#t~ret46 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret46;havoc __utac_acc__Specification1_spec__1_#t~ret46; {2573#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:58:05,381 INFO L280 TraceCheckUtils]: 23: Hoare triple {2573#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {2570#false} is VALID [2020-07-28 18:58:05,382 INFO L280 TraceCheckUtils]: 24: Hoare triple {2570#false} assume !false; {2570#false} is VALID [2020-07-28 18:58:05,383 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 18:58:05,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118319168] [2020-07-28 18:58:05,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:05,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:05,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639569842] [2020-07-28 18:58:05,384 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:58:05,385 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:05,385 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:05,421 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:05,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:05,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:05,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:05,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:05,422 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2020-07-28 18:58:06,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:06,075 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2020-07-28 18:58:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:06,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:58:06,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 160 transitions. [2020-07-28 18:58:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:06,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 160 transitions. [2020-07-28 18:58:06,081 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 160 transitions. [2020-07-28 18:58:06,241 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:06,242 INFO L225 Difference]: With dead ends: 312 [2020-07-28 18:58:06,242 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:58:06,244 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 18:58:06,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:58:06,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:58:06,245 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:06,245 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:06,245 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:06,245 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:06,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:06,246 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:06,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:06,246 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:06,246 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:06,246 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:06,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:06,247 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:06,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:06,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:06,247 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:06,247 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:58:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:58:06,247 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-07-28 18:58:06,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:06,248 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:58:06,248 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:06,248 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:06,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:58:06,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:58:06,865 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,866 INFO L268 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-07-28 18:58:06,866 INFO L264 CegarLoopResult]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,866 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-07-28 18:58:06,866 INFO L271 CegarLoopResult]: At program point L698-1(lines 698 705) the Hoare annotation is: true [2020-07-28 18:58:06,866 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,866 INFO L268 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,867 INFO L268 CegarLoopResult]: For program point L534-2(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,867 INFO L264 CegarLoopResult]: At program point L832(lines 827 835) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,867 INFO L264 CegarLoopResult]: At program point L832-1(lines 827 835) the Hoare annotation is: false [2020-07-28 18:58:06,867 INFO L264 CegarLoopResult]: At program point L832-2(lines 827 835) the Hoare annotation is: false [2020-07-28 18:58:06,867 INFO L264 CegarLoopResult]: At program point L603(lines 552 604) the Hoare annotation is: false [2020-07-28 18:58:06,867 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,867 INFO L264 CegarLoopResult]: At program point L672(lines 668 674) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,868 INFO L268 CegarLoopResult]: For program point L573(lines 573 579) no Hoare annotation was computed. [2020-07-28 18:58:06,868 INFO L264 CegarLoopResult]: At program point L573-1(lines 573 579) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,868 INFO L264 CegarLoopResult]: At program point L937(lines 1 948) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:06,868 INFO L271 CegarLoopResult]: At program point L707(lines 688 710) the Hoare annotation is: true [2020-07-28 18:58:06,868 INFO L268 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-07-28 18:58:06,868 INFO L268 CegarLoopResult]: For program point L512(lines 512 525) no Hoare annotation was computed. [2020-07-28 18:58:06,868 INFO L264 CegarLoopResult]: At program point L512-1(lines 1 948) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,868 INFO L268 CegarLoopResult]: For program point L512-2(lines 512 525) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L264 CegarLoopResult]: At program point L512-3(lines 1 948) the Hoare annotation is: false [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point L512-4(lines 512 525) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L264 CegarLoopResult]: At program point L512-5(lines 1 948) the Hoare annotation is: false [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point L779(lines 779 796) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point L779-1(lines 779 796) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point L779-2(lines 779 796) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:58:06,869 INFO L264 CegarLoopResult]: At program point L945(lines 940 948) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0)) [2020-07-28 18:58:06,869 INFO L268 CegarLoopResult]: For program point L516(lines 516 522) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 522) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L516-4(lines 516 522) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L583(lines 583 598) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881-5(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,870 INFO L268 CegarLoopResult]: For program point L881-8(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-9(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-11(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-12(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-14(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-15(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L881-17(lines 881 885) no Hoare annotation was computed. [2020-07-28 18:58:06,871 INFO L268 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L783(lines 783 791) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L783-1(lines 783 791) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L554(lines 553 602) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L753(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L753-1(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,872 INFO L268 CegarLoopResult]: For program point L753-3(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,873 INFO L268 CegarLoopResult]: For program point L753-4(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,873 INFO L268 CegarLoopResult]: For program point L753-5(lines 753 770) no Hoare annotation was computed. [2020-07-28 18:58:06,873 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-07-28 18:58:06,873 INFO L264 CegarLoopResult]: At program point L456(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:06,873 INFO L264 CegarLoopResult]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,873 INFO L264 CegarLoopResult]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:06,873 INFO L264 CegarLoopResult]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:06,873 INFO L264 CegarLoopResult]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L721(lines 720 739) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,874 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L721-2(lines 720 739) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L721-3(lines 720 739) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L887(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L887-1(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,874 INFO L264 CegarLoopResult]: At program point L887-2(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L887-3(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L887-4(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L887-5(lines 872 890) the Hoare annotation is: false [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L623-2(lines 623 637) the Hoare annotation is: false [2020-07-28 18:58:06,875 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-07-28 18:58:06,875 INFO L268 CegarLoopResult]: For program point L591(lines 591 597) no Hoare annotation was computed. [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L591-1(lines 721 727) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,875 INFO L264 CegarLoopResult]: At program point L823(lines 816 826) the Hoare annotation is: false [2020-07-28 18:58:06,876 INFO L264 CegarLoopResult]: At program point L823-1(lines 816 826) the Hoare annotation is: false [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L264 CegarLoopResult]: At program point L823-2(lines 816 826) the Hoare annotation is: false [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757-1(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757-2(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757-3(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757-4(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L757-5(lines 757 765) no Hoare annotation was computed. [2020-07-28 18:58:06,876 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:58:06,877 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2020-07-28 18:58:06,877 INFO L268 CegarLoopResult]: For program point L627(lines 627 631) no Hoare annotation was computed. [2020-07-28 18:58:06,877 INFO L268 CegarLoopResult]: For program point L627-1(lines 721 727) no Hoare annotation was computed. [2020-07-28 18:58:06,877 INFO L264 CegarLoopResult]: At program point L728(lines 728 734) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,877 INFO L264 CegarLoopResult]: At program point L728-1(lines 728 734) the Hoare annotation is: false [2020-07-28 18:58:06,877 INFO L264 CegarLoopResult]: At program point L728-2(lines 728 734) the Hoare annotation is: false [2020-07-28 18:58:06,877 INFO L268 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2020-07-28 18:58:06,877 INFO L264 CegarLoopResult]: At program point L563-1(lines 563 569) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,878 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,878 INFO L264 CegarLoopResult]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2020-07-28 18:58:06,883 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:58:06,883 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:58:06,885 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-28 18:58:06,885 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-28 18:58:06,885 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-28 18:58:06,886 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:06,886 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L721-1 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L721-1 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L721-1 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 18:58:06,887 WARN L170 areAnnotationChecker]: L419-3 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L779-1 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 18:58:06,888 WARN L170 areAnnotationChecker]: L753-3 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L753-3 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L512-2 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L783-1 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L881-9 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L512-2 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L512-2 has no Hoare annotation [2020-07-28 18:58:06,889 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L443 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L783-1 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L783-1 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L881-9 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L881-9 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L516-2 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:06,890 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L753-2 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L753-2 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L881-11 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L516-2 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L516-2 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-28 18:58:06,891 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:06,892 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-28 18:58:06,892 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-28 18:58:06,892 WARN L170 areAnnotationChecker]: L881-6 has no Hoare annotation [2020-07-28 18:58:06,892 WARN L170 areAnnotationChecker]: L757-3 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L534-1 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L534-1 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-28 18:58:06,893 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L881-6 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L881-6 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L757-3 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L757-3 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-28 18:58:06,894 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-28 18:58:06,895 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-28 18:58:06,895 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-28 18:58:06,896 WARN L170 areAnnotationChecker]: L881-8 has no Hoare annotation [2020-07-28 18:58:06,896 WARN L170 areAnnotationChecker]: L627-1 has no Hoare annotation [2020-07-28 18:58:06,896 WARN L170 areAnnotationChecker]: L627-1 has no Hoare annotation [2020-07-28 18:58:06,896 WARN L170 areAnnotationChecker]: L753-1 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L753-1 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L512 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L757-2 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L419-6 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L779-2 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L881-3 has no Hoare annotation [2020-07-28 18:58:06,897 WARN L170 areAnnotationChecker]: L512 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L512 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L757-2 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L757-2 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L779-2 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L779-2 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L881-3 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L881-3 has no Hoare annotation [2020-07-28 18:58:06,898 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L753-5 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L753-5 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L512-4 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L881-5 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-28 18:58:06,899 WARN L170 areAnnotationChecker]: L783-2 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L881-15 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L512-4 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L512-4 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L757-1 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L783-2 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L783-2 has no Hoare annotation [2020-07-28 18:58:06,900 WARN L170 areAnnotationChecker]: L881-15 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L881-15 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L516-4 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L757-1 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L757-1 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L753-4 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L753-4 has no Hoare annotation [2020-07-28 18:58:06,901 WARN L170 areAnnotationChecker]: L881-17 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L516-4 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L516-4 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L881-2 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L881-12 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L757-5 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L534-2 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L534-2 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-28 18:58:06,902 WARN L170 areAnnotationChecker]: L881-12 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L881-12 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757-5 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757-5 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L881-14 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757-4 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757-4 has no Hoare annotation [2020-07-28 18:58:06,903 WARN L170 areAnnotationChecker]: L757-4 has no Hoare annotation [2020-07-28 18:58:06,903 INFO L163 areAnnotationChecker]: CFG has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:58:06,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:58:06 BoogieIcfgContainer [2020-07-28 18:58:06,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:58:06,927 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:58:06,928 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:58:06,928 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:58:06,928 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:58:00" (3/4) ... [2020-07-28 18:58:06,937 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:58:06,957 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:58:06,958 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:58:06,960 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:58:06,961 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:58:06,962 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:58:06,963 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:06,964 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:06,997 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning [2020-07-28 18:58:06,997 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,997 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:06,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:07,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:07,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:07,002 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:58:07,107 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:58:07,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:58:07,110 INFO L168 Benchmark]: Toolchain (without parser) took 9499.82 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 318.2 MB). Free memory was 961.6 MB in the beginning and 977.7 MB in the end (delta: -16.1 MB). Peak memory consumption was 302.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,110 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:07,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,112 INFO L168 Benchmark]: Boogie Preprocessor took 96.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:07,112 INFO L168 Benchmark]: RCFGBuilder took 1706.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.1 MB in the end (delta: 167.7 MB). Peak memory consumption was 167.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,113 INFO L168 Benchmark]: TraceAbstraction took 6706.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 192.4 MB). Free memory was 919.4 MB in the beginning and 987.2 MB in the end (delta: -67.8 MB). Peak memory consumption was 124.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,113 INFO L168 Benchmark]: Witness Printer took 179.66 ms. Allocated memory is still 1.3 GB. Free memory was 987.2 MB in the beginning and 977.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:07,115 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 0.80 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 674.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1706.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.1 MB in the end (delta: 167.7 MB). Peak memory consumption was 167.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6706.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 192.4 MB). Free memory was 919.4 MB in the beginning and 987.2 MB in the end (delta: -67.8 MB). Peak memory consumption was 124.6 MB. Max. memory is 11.5 GB. * Witness Printer took 179.66 ms. Allocated memory is still 1.3 GB. Free memory was 987.2 MB in the beginning and 977.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && !(0 == systemActive)) && 0 == pumpRunning - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 3580 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 612 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 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...