./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product25.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_product25.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 920725b4778fe7902e2cc2a93ab39c30358d9d16 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:57:56,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:57:56,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:57:56,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:57:56,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:57:56,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:57:56,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:57:56,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:57:56,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:57:56,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:57:56,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:57:56,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:57:56,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:57:56,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:57:56,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:57:56,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:57:56,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:57:56,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:57:56,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:57:56,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:57:56,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:57:56,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:57:56,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:57:56,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:57:56,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:57:56,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:57:56,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:57:56,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:57:56,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:57:56,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:57:56,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:57:56,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:57:56,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:57:56,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:57:56,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:57:56,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:57:56,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:57:56,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:57:56,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:57:56,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:57:56,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:57:56,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:57:56,439 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:57:56,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:57:56,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:57:56,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:57:56,441 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:57:56,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:57:56,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:57:56,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:57:56,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:57:56,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:57:56,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:57:56,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:57:56,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:57:56,443 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:57:56,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:57:56,444 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:57:56,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:57:56,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:57:56,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:57:56,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:57:56,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:57:56,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:57:56,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:57:56,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:57:56,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:57:56,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:57:56,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:57:56,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:57:56,447 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:57:56,447 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 -> 920725b4778fe7902e2cc2a93ab39c30358d9d16 [2020-07-28 18:57:56,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:57:56,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:57:56,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:57:56,776 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:57:56,778 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:57:56,779 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2020-07-28 18:57:56,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef16039/b56f64f798054c7899c2ee6eb7d77f63/FLAGda45210c4 [2020-07-28 18:57:57,369 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:57:57,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2020-07-28 18:57:57,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef16039/b56f64f798054c7899c2ee6eb7d77f63/FLAGda45210c4 [2020-07-28 18:57:57,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfef16039/b56f64f798054c7899c2ee6eb7d77f63 [2020-07-28 18:57:57,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:57:57,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:57:57,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:57,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:57:57,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:57:57,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:57" (1/1) ... [2020-07-28 18:57:57,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e36648 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 18:57:57,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:57:57" (1/1) ... [2020-07-28 18:57:57,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:57:57,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:57:58,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:58,229 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:57:58,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:57:58,382 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:57:58,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:57:58 WrapperNode [2020-07-28 18:57:58,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:57:58,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:58,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:57:58,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:57:58,394 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 18:57:58,414 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 18:57:58,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:57:58,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:57:58,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:57:58,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:57:58,500 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 18:57:58,500 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 18:57:58,505 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 18:57:58,505 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 18:57:58,518 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 18:57:58,526 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 18:57:58,529 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 18:57:58,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:57:58,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:57:58,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:57:58,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:57:58,536 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 18:57:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:57:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:57:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:57:58,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:57:59,950 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:57:59,951 INFO L295 CfgBuilder]: Removed 96 assume(true) statements. [2020-07-28 18:57:59,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:59 BoogieIcfgContainer [2020-07-28 18:57:59,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:57:59,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:57:59,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:57:59,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:57:59,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:57:57" (1/3) ... [2020-07-28 18:57:59,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d24af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:59, skipping insertion in model container [2020-07-28 18:57:59,965 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 18:57:59,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d24af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:57:59, skipping insertion in model container [2020-07-28 18:57:59,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:59" (3/3) ... [2020-07-28 18:57:59,967 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2020-07-28 18:57:59,979 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:57:59,987 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:58:00,002 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:58:00,029 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:58:00,029 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:58:00,030 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:58:00,030 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:58:00,031 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:58:00,031 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:58:00,031 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:58:00,031 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:58:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-07-28 18:58:00,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-28 18:58:00,061 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:00,063 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:58:00,063 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:00,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:00,069 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2020-07-28 18:58:00,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:00,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383962652] [2020-07-28 18:58:00,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:00,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {78#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {78#true} is VALID [2020-07-28 18:58:00,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {78#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {78#true} is VALID [2020-07-28 18:58:00,446 INFO L280 TraceCheckUtils]: 2: Hoare triple {78#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; {78#true} is VALID [2020-07-28 18:58:00,446 INFO L280 TraceCheckUtils]: 3: Hoare triple {78#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {78#true} is VALID [2020-07-28 18:58:00,447 INFO L280 TraceCheckUtils]: 4: Hoare triple {78#true} assume 0 != main_~tmp~5; {78#true} is VALID [2020-07-28 18:58:00,447 INFO L280 TraceCheckUtils]: 5: Hoare triple {78#true} havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {78#true} is VALID [2020-07-28 18:58:00,449 INFO L280 TraceCheckUtils]: 6: Hoare triple {78#true} assume false; {79#false} is VALID [2020-07-28 18:58:00,449 INFO L280 TraceCheckUtils]: 7: Hoare triple {79#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {79#false} is VALID [2020-07-28 18:58:00,450 INFO L280 TraceCheckUtils]: 8: Hoare triple {79#false} assume !(0 != ~pumpRunning~0); {79#false} is VALID [2020-07-28 18:58:00,450 INFO L280 TraceCheckUtils]: 9: Hoare triple {79#false} assume !(0 != ~systemActive~0); {79#false} is VALID [2020-07-28 18:58:00,450 INFO L280 TraceCheckUtils]: 10: Hoare triple {79#false} havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {79#false} is VALID [2020-07-28 18:58:00,451 INFO L280 TraceCheckUtils]: 11: Hoare triple {79#false} __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11 && __utac_acc__Specification1_spec__1_#t~ret11 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; {79#false} is VALID [2020-07-28 18:58:00,451 INFO L280 TraceCheckUtils]: 12: Hoare triple {79#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {79#false} is VALID [2020-07-28 18:58:00,452 INFO L280 TraceCheckUtils]: 13: Hoare triple {79#false} __utac_acc__Specification1_spec__1_#t~ret12 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret12 && __utac_acc__Specification1_spec__1_#t~ret12 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret12;havoc __utac_acc__Specification1_spec__1_#t~ret12; {79#false} is VALID [2020-07-28 18:58:00,452 INFO L280 TraceCheckUtils]: 14: Hoare triple {79#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {79#false} is VALID [2020-07-28 18:58:00,452 INFO L280 TraceCheckUtils]: 15: Hoare triple {79#false} assume !false; {79#false} is VALID [2020-07-28 18:58:00,456 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 18:58:00,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383962652] [2020-07-28 18:58:00,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:00,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:58:00,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216673458] [2020-07-28 18:58:00,466 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:00,467 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:00,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:58:00,520 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 18:58:00,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:58:00,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:00,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:58:00,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:58:00,533 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2020-07-28 18:58:00,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:00,758 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2020-07-28 18:58:00,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:58:00,759 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-07-28 18:58:00,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 215 transitions. [2020-07-28 18:58:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:58:00,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 215 transitions. [2020-07-28 18:58:00,781 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 215 transitions. [2020-07-28 18:58:01,080 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:01,097 INFO L225 Difference]: With dead ends: 144 [2020-07-28 18:58:01,097 INFO L226 Difference]: Without dead ends: 71 [2020-07-28 18:58:01,102 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 18:58:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-07-28 18:58:01,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-07-28 18:58:01,157 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:01,158 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand 71 states. [2020-07-28 18:58:01,158 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2020-07-28 18:58:01,159 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2020-07-28 18:58:01,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,166 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:58:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:58:01,167 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,167 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,168 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2020-07-28 18:58:01,168 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2020-07-28 18:58:01,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,174 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:58:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:58:01,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,176 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:01,176 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:01,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-07-28 18:58:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2020-07-28 18:58:01,183 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2020-07-28 18:58:01,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:01,183 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2020-07-28 18:58:01,184 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:58:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-07-28 18:58:01,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 18:58:01,185 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:01,185 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 18:58:01,186 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:58:01,186 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:01,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:01,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2020-07-28 18:58:01,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:01,187 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526834585] [2020-07-28 18:58:01,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:01,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {524#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {524#true} is VALID [2020-07-28 18:58:01,314 INFO L280 TraceCheckUtils]: 1: Hoare triple {524#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {524#true} is VALID [2020-07-28 18:58:01,315 INFO L280 TraceCheckUtils]: 2: Hoare triple {524#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; {524#true} is VALID [2020-07-28 18:58:01,315 INFO L280 TraceCheckUtils]: 3: Hoare triple {524#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {524#true} is VALID [2020-07-28 18:58:01,316 INFO L280 TraceCheckUtils]: 4: Hoare triple {524#true} assume 0 != main_~tmp~5; {524#true} is VALID [2020-07-28 18:58:01,317 INFO L280 TraceCheckUtils]: 5: Hoare triple {524#true} havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:01,318 INFO L280 TraceCheckUtils]: 6: Hoare triple {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:58:01,319 INFO L280 TraceCheckUtils]: 7: Hoare triple {526#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {525#false} is VALID [2020-07-28 18:58:01,319 INFO L280 TraceCheckUtils]: 8: Hoare triple {525#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {525#false} is VALID [2020-07-28 18:58:01,320 INFO L280 TraceCheckUtils]: 9: Hoare triple {525#false} assume !(0 != ~pumpRunning~0); {525#false} is VALID [2020-07-28 18:58:01,320 INFO L280 TraceCheckUtils]: 10: Hoare triple {525#false} assume !(0 != ~systemActive~0); {525#false} is VALID [2020-07-28 18:58:01,321 INFO L280 TraceCheckUtils]: 11: Hoare triple {525#false} havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {525#false} is VALID [2020-07-28 18:58:01,321 INFO L280 TraceCheckUtils]: 12: Hoare triple {525#false} __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11 && __utac_acc__Specification1_spec__1_#t~ret11 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; {525#false} is VALID [2020-07-28 18:58:01,321 INFO L280 TraceCheckUtils]: 13: Hoare triple {525#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {525#false} is VALID [2020-07-28 18:58:01,322 INFO L280 TraceCheckUtils]: 14: Hoare triple {525#false} __utac_acc__Specification1_spec__1_#t~ret12 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret12 && __utac_acc__Specification1_spec__1_#t~ret12 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret12;havoc __utac_acc__Specification1_spec__1_#t~ret12; {525#false} is VALID [2020-07-28 18:58:01,322 INFO L280 TraceCheckUtils]: 15: Hoare triple {525#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {525#false} is VALID [2020-07-28 18:58:01,322 INFO L280 TraceCheckUtils]: 16: Hoare triple {525#false} assume !false; {525#false} is VALID [2020-07-28 18:58:01,324 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 18:58:01,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526834585] [2020-07-28 18:58:01,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:01,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:58:01,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029126391] [2020-07-28 18:58:01,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:01,328 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:01,328 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:58:01,356 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 18:58:01,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:58:01,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:01,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:58:01,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:58:01,358 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2020-07-28 18:58:01,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,654 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-07-28 18:58:01,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:58:01,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-28 18:58:01,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:01,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2020-07-28 18:58:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:58:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2020-07-28 18:58:01,660 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 99 transitions. [2020-07-28 18:58:01,795 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:01,798 INFO L225 Difference]: With dead ends: 71 [2020-07-28 18:58:01,798 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:58:01,801 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 18:58:01,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:58:01,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:58:01,827 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:01,828 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:01,828 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:01,828 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:01,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,832 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:58:01,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:58:01,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,833 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,833 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:01,834 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:01,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:01,839 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:58:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:58:01,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:01,840 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:01,840 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:01,840 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:01,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:58:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2020-07-28 18:58:01,848 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2020-07-28 18:58:01,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:01,849 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-07-28 18:58:01,849 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:58:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:58:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 18:58:01,852 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:01,852 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 18:58:01,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:58:01,853 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:01,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:01,854 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2020-07-28 18:58:01,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:01,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783821169] [2020-07-28 18:58:01,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:02,085 INFO L280 TraceCheckUtils]: 0: Hoare triple {739#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {741#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:58:02,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {741#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {741#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:58:02,090 INFO L280 TraceCheckUtils]: 2: Hoare triple {741#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; {742#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} is VALID [2020-07-28 18:58:02,091 INFO L280 TraceCheckUtils]: 3: Hoare triple {742#(= |ULTIMATE.start_valid_product_#res| ~systemActive~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {743#(= ULTIMATE.start_main_~tmp~5 ~systemActive~0)} is VALID [2020-07-28 18:58:02,120 INFO L280 TraceCheckUtils]: 4: Hoare triple {743#(= ULTIMATE.start_main_~tmp~5 ~systemActive~0)} assume 0 != main_~tmp~5; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,121 INFO L280 TraceCheckUtils]: 5: Hoare triple {744#(not (= 0 ~systemActive~0))} havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,122 INFO L280 TraceCheckUtils]: 6: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !false; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,123 INFO L280 TraceCheckUtils]: 7: Hoare triple {744#(not (= 0 ~systemActive~0))} assume test_~splverifierCounter~0 < 4; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,124 INFO L280 TraceCheckUtils]: 8: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp~4 := test_#t~nondet33;havoc test_#t~nondet33; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,125 INFO L280 TraceCheckUtils]: 9: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp~4); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,126 INFO L280 TraceCheckUtils]: 10: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet34 && test_#t~nondet34 <= 2147483647;test_~tmp___0~2 := test_#t~nondet34;havoc test_#t~nondet34; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,127 INFO L280 TraceCheckUtils]: 11: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != test_~tmp___0~2); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,127 INFO L280 TraceCheckUtils]: 12: Hoare triple {744#(not (= 0 ~systemActive~0))} assume -2147483648 <= test_#t~nondet35 && test_#t~nondet35 <= 2147483647;test_~tmp___2~0 := test_#t~nondet35;havoc test_#t~nondet35; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,128 INFO L280 TraceCheckUtils]: 13: Hoare triple {744#(not (= 0 ~systemActive~0))} assume 0 != test_~tmp___2~0; {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,129 INFO L280 TraceCheckUtils]: 14: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {744#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:58:02,130 INFO L280 TraceCheckUtils]: 15: Hoare triple {744#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {740#false} is VALID [2020-07-28 18:58:02,131 INFO L280 TraceCheckUtils]: 16: Hoare triple {740#false} havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {740#false} is VALID [2020-07-28 18:58:02,131 INFO L280 TraceCheckUtils]: 17: Hoare triple {740#false} __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11 && __utac_acc__Specification1_spec__1_#t~ret11 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; {740#false} is VALID [2020-07-28 18:58:02,131 INFO L280 TraceCheckUtils]: 18: Hoare triple {740#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {740#false} is VALID [2020-07-28 18:58:02,132 INFO L280 TraceCheckUtils]: 19: Hoare triple {740#false} __utac_acc__Specification1_spec__1_#t~ret12 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret12 && __utac_acc__Specification1_spec__1_#t~ret12 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret12;havoc __utac_acc__Specification1_spec__1_#t~ret12; {740#false} is VALID [2020-07-28 18:58:02,132 INFO L280 TraceCheckUtils]: 20: Hoare triple {740#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {740#false} is VALID [2020-07-28 18:58:02,132 INFO L280 TraceCheckUtils]: 21: Hoare triple {740#false} assume !false; {740#false} is VALID [2020-07-28 18:58:02,134 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 18:58:02,135 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783821169] [2020-07-28 18:58:02,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:02,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 18:58:02,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375874612] [2020-07-28 18:58:02,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:58:02,136 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:02,137 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 18:58:02,176 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 18:58:02,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 18:58:02,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:02,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 18:58:02,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-28 18:58:02,177 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2020-07-28 18:58:02,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,691 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2020-07-28 18:58:02,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:02,691 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-07-28 18:58:02,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:58:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 86 transitions. [2020-07-28 18:58:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:58:02,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 86 transitions. [2020-07-28 18:58:02,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 86 transitions. [2020-07-28 18:58:02,820 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:02,822 INFO L225 Difference]: With dead ends: 60 [2020-07-28 18:58:02,822 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:58:02,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 18:58:02,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:58:02,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:58:02,863 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:02,863 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:02,863 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:02,863 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:02,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,865 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:58:02,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:58:02,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:02,866 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:02,866 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:02,867 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:58:02,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:02,873 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:58:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:58:02,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:02,874 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:02,874 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:02,874 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:02,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:58:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-07-28 18:58:02,881 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2020-07-28 18:58:02,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:02,881 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-07-28 18:58:02,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 18:58:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:58:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-07-28 18:58:02,882 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:02,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:58:02,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:58:02,883 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:02,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:02,883 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2020-07-28 18:58:02,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:02,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737310152] [2020-07-28 18:58:02,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:03,052 INFO L280 TraceCheckUtils]: 0: Hoare triple {943#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,058 INFO L280 TraceCheckUtils]: 2: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,059 INFO L280 TraceCheckUtils]: 3: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,060 INFO L280 TraceCheckUtils]: 4: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~5; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,061 INFO L280 TraceCheckUtils]: 5: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,063 INFO L280 TraceCheckUtils]: 6: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !false; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,064 INFO L280 TraceCheckUtils]: 7: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,065 INFO L280 TraceCheckUtils]: 8: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp~4 := test_#t~nondet33;havoc test_#t~nondet33; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,066 INFO L280 TraceCheckUtils]: 9: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~4); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet34 && test_#t~nondet34 <= 2147483647;test_~tmp___0~2 := test_#t~nondet34;havoc test_#t~nondet34; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,067 INFO L280 TraceCheckUtils]: 11: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~2); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,068 INFO L280 TraceCheckUtils]: 12: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet35 && test_#t~nondet35 <= 2147483647;test_~tmp___2~0 := test_#t~nondet35;havoc test_#t~nondet35; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,069 INFO L280 TraceCheckUtils]: 13: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,069 INFO L280 TraceCheckUtils]: 14: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,070 INFO L280 TraceCheckUtils]: 15: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret13, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,071 INFO L280 TraceCheckUtils]: 16: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {945#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:58:03,071 INFO L280 TraceCheckUtils]: 17: Hoare triple {945#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {946#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:58:03,072 INFO L280 TraceCheckUtils]: 18: Hoare triple {946#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11 && __utac_acc__Specification1_spec__1_#t~ret11 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; {947#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)} is VALID [2020-07-28 18:58:03,073 INFO L280 TraceCheckUtils]: 19: Hoare triple {947#(= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {944#false} is VALID [2020-07-28 18:58:03,073 INFO L280 TraceCheckUtils]: 20: Hoare triple {944#false} __utac_acc__Specification1_spec__1_#t~ret12 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret12 && __utac_acc__Specification1_spec__1_#t~ret12 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret12;havoc __utac_acc__Specification1_spec__1_#t~ret12; {944#false} is VALID [2020-07-28 18:58:03,074 INFO L280 TraceCheckUtils]: 21: Hoare triple {944#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {944#false} is VALID [2020-07-28 18:58:03,074 INFO L280 TraceCheckUtils]: 22: Hoare triple {944#false} assume !false; {944#false} is VALID [2020-07-28 18:58:03,075 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 18:58:03,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737310152] [2020-07-28 18:58:03,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:03,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:03,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472285720] [2020-07-28 18:58:03,077 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-07-28 18:58:03,077 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:03,077 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:03,111 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:03,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:03,112 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:03,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:03,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:03,112 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-07-28 18:58:03,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:03,779 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-07-28 18:58:03,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:58:03,779 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-07-28 18:58:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 223 transitions. [2020-07-28 18:58:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:03,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 223 transitions. [2020-07-28 18:58:03,787 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 223 transitions. [2020-07-28 18:58:04,048 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 223 edges. 223 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:04,053 INFO L225 Difference]: With dead ends: 151 [2020-07-28 18:58:04,054 INFO L226 Difference]: Without dead ends: 124 [2020-07-28 18:58:04,055 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 18:58:04,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-28 18:58:04,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2020-07-28 18:58:04,147 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:04,147 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 56 states. [2020-07-28 18:58:04,147 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 56 states. [2020-07-28 18:58:04,147 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 56 states. [2020-07-28 18:58:04,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,153 INFO L93 Difference]: Finished difference Result 124 states and 181 transitions. [2020-07-28 18:58:04,153 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2020-07-28 18:58:04,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:04,154 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:04,154 INFO L74 IsIncluded]: Start isIncluded. First operand 56 states. Second operand 124 states. [2020-07-28 18:58:04,154 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 124 states. [2020-07-28 18:58:04,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,160 INFO L93 Difference]: Finished difference Result 124 states and 181 transitions. [2020-07-28 18:58:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2020-07-28 18:58:04,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:04,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:04,161 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:04,162 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-07-28 18:58:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2020-07-28 18:58:04,164 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2020-07-28 18:58:04,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:04,164 INFO L479 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2020-07-28 18:58:04,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:04,165 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2020-07-28 18:58:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:58:04,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:58:04,166 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 18:58:04,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:58:04,166 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:58:04,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:58:04,166 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2020-07-28 18:58:04,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:58:04,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185534907] [2020-07-28 18:58:04,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:58:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:58:04,242 INFO L280 TraceCheckUtils]: 0: Hoare triple {1486#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(13);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string23.base, #t~string23.offset, 1);call write~init~int(80, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(117, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(109, #t~string23.base, 3 + #t~string23.offset, 1);call write~init~int(112, #t~string23.base, 4 + #t~string23.offset, 1);call write~init~int(58, #t~string23.base, 5 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 6 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(110, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string27.base, #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(102, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 3 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string29.base, #t~string29.offset, 1);call write~init~int(32, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,243 INFO L280 TraceCheckUtils]: 1: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,244 INFO L280 TraceCheckUtils]: 2: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,244 INFO L280 TraceCheckUtils]: 3: Hoare triple {1488#(= 0 ~pumpRunning~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,245 INFO L280 TraceCheckUtils]: 4: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~5; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,245 INFO L280 TraceCheckUtils]: 5: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc test_#t~nondet33, test_#t~nondet34, test_#t~nondet35, test_#t~nondet36, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,246 INFO L280 TraceCheckUtils]: 6: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !false; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,247 INFO L280 TraceCheckUtils]: 7: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,247 INFO L280 TraceCheckUtils]: 8: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp~4 := test_#t~nondet33;havoc test_#t~nondet33; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,248 INFO L280 TraceCheckUtils]: 9: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~4); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,248 INFO L280 TraceCheckUtils]: 10: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet34 && test_#t~nondet34 <= 2147483647;test_~tmp___0~2 := test_#t~nondet34;havoc test_#t~nondet34; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,249 INFO L280 TraceCheckUtils]: 11: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~2; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,252 INFO L280 TraceCheckUtils]: 12: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,257 INFO L280 TraceCheckUtils]: 13: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet35 && test_#t~nondet35 <= 2147483647;test_~tmp___2~0 := test_#t~nondet35;havoc test_#t~nondet35; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,258 INFO L280 TraceCheckUtils]: 14: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,259 INFO L280 TraceCheckUtils]: 15: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,259 INFO L280 TraceCheckUtils]: 16: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret13, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,260 INFO L280 TraceCheckUtils]: 17: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,261 INFO L280 TraceCheckUtils]: 18: Hoare triple {1488#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,261 INFO L280 TraceCheckUtils]: 19: Hoare triple {1488#(= 0 ~pumpRunning~0)} __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11 && __utac_acc__Specification1_spec__1_#t~ret11 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; {1488#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:58:04,262 INFO L280 TraceCheckUtils]: 20: Hoare triple {1488#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {1489#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:58:04,263 INFO L280 TraceCheckUtils]: 21: Hoare triple {1489#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification1_spec__1_#t~ret12 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret12 && __utac_acc__Specification1_spec__1_#t~ret12 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0 := __utac_acc__Specification1_spec__1_#t~ret12;havoc __utac_acc__Specification1_spec__1_#t~ret12; {1490#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-28 18:58:04,264 INFO L280 TraceCheckUtils]: 22: Hoare triple {1490#(= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0; {1487#false} is VALID [2020-07-28 18:58:04,264 INFO L280 TraceCheckUtils]: 23: Hoare triple {1487#false} assume !false; {1487#false} is VALID [2020-07-28 18:58:04,265 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 18:58:04,265 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185534907] [2020-07-28 18:58:04,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:58:04,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:58:04,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994120195] [2020-07-28 18:58:04,266 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:04,267 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:58:04,267 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:58:04,304 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 18:58:04,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:58:04,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:58:04,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:58:04,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:58:04,305 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2020-07-28 18:58:04,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,812 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2020-07-28 18:58:04,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:58:04,812 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:58:04,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:58:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:58:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:58:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:58:04,816 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 123 transitions. [2020-07-28 18:58:04,951 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:58:04,951 INFO L225 Difference]: With dead ends: 148 [2020-07-28 18:58:04,951 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:58:04,953 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 18:58:04,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:58:04,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:58:04,954 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:58:04,954 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:04,954 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:04,955 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:04,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,955 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:04,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:04,956 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:04,956 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:04,956 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:58:04,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:58:04,956 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:58:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:04,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:04,957 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:58:04,957 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:58:04,957 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:58:04,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:58:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:58:04,958 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-07-28 18:58:04,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:58:04,958 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:58:04,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:58:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:58:04,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:58:04,959 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:58:04,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:58:05,366 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,366 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-07-28 18:58:05,366 INFO L264 CegarLoopResult]: At program point L184-1(lines 1 911) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,367 INFO L268 CegarLoopResult]: For program point L184-2(lines 184 197) no Hoare annotation was computed. [2020-07-28 18:58:05,367 INFO L264 CegarLoopResult]: At program point L184-3(lines 1 911) the Hoare annotation is: false [2020-07-28 18:58:05,367 INFO L268 CegarLoopResult]: For program point L184-4(lines 184 197) no Hoare annotation was computed. [2020-07-28 18:58:05,367 INFO L264 CegarLoopResult]: At program point L184-5(lines 1 911) the Hoare annotation is: false [2020-07-28 18:58:05,367 INFO L268 CegarLoopResult]: For program point L432(lines 432 436) no Hoare annotation was computed. [2020-07-28 18:58:05,367 INFO L268 CegarLoopResult]: For program point L432-2(lines 222 228) no Hoare annotation was computed. [2020-07-28 18:58:05,367 INFO L268 CegarLoopResult]: For program point L416(lines 416 422) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L264 CegarLoopResult]: At program point L416-1(lines 416 422) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point L53(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point L466-1(lines 222 228) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L268 CegarLoopResult]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2020-07-28 18:58:05,368 INFO L264 CegarLoopResult]: At program point L169(lines 164 172) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L533(lines 533 540) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L271 CegarLoopResult]: At program point L533-1(lines 533 540) the Hoare annotation is: true [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L254(lines 254 271) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L254-1(lines 254 271) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L254-2(lines 254 271) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L188-2(lines 188 194) no Hoare annotation was computed. [2020-07-28 18:58:05,369 INFO L268 CegarLoopResult]: For program point L188-4(lines 188 194) no Hoare annotation was computed. [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L222(lines 221 240) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,370 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L222-2(lines 221 240) the Hoare annotation is: false [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L222-3(lines 221 240) the Hoare annotation is: false [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L90(lines 85 93) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2020-07-28 18:58:05,370 INFO L264 CegarLoopResult]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point L206-2(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2020-07-28 18:58:05,371 INFO L264 CegarLoopResult]: At program point L406-1(lines 406 412) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,371 INFO L268 CegarLoopResult]: For program point L258(lines 258 266) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L258-1(lines 258 266) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L258-2(lines 258 266) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374-2(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374-3(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374-5(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374-6(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,372 INFO L268 CegarLoopResult]: For program point L374-8(lines 374 378) no Hoare annotation was computed. [2020-07-28 18:58:05,373 INFO L268 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2020-07-28 18:58:05,373 INFO L264 CegarLoopResult]: At program point L325(lines 320 328) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,373 INFO L264 CegarLoopResult]: At program point L325-1(lines 320 328) the Hoare annotation is: false [2020-07-28 18:58:05,373 INFO L264 CegarLoopResult]: At program point L325-2(lines 320 328) the Hoare annotation is: false [2020-07-28 18:58:05,373 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:58:05,373 INFO L264 CegarLoopResult]: At program point L161(lines 1 911) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,374 INFO L264 CegarLoopResult]: At program point L442(lines 395 443) the Hoare annotation is: false [2020-07-28 18:58:05,374 INFO L268 CegarLoopResult]: For program point L426(lines 426 437) no Hoare annotation was computed. [2020-07-28 18:58:05,374 INFO L271 CegarLoopResult]: At program point L542(lines 523 545) the Hoare annotation is: true [2020-07-28 18:58:05,374 INFO L264 CegarLoopResult]: At program point L229(lines 229 235) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,374 INFO L264 CegarLoopResult]: At program point L229-1(lines 229 235) the Hoare annotation is: false [2020-07-28 18:58:05,374 INFO L264 CegarLoopResult]: At program point L229-2(lines 229 235) the Hoare annotation is: false [2020-07-28 18:58:05,375 INFO L264 CegarLoopResult]: At program point L510(lines 506 512) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2020-07-28 18:58:05,375 INFO L264 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: false [2020-07-28 18:58:05,375 INFO L264 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2020-07-28 18:58:05,375 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-28 18:58:05,375 INFO L264 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-07-28 18:58:05,375 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:58:05,376 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2020-07-28 18:58:05,376 INFO L264 CegarLoopResult]: At program point L462-2(lines 462 476) the Hoare annotation is: false [2020-07-28 18:58:05,376 INFO L264 CegarLoopResult]: At program point L380(lines 365 383) the Hoare annotation is: false [2020-07-28 18:58:05,376 INFO L264 CegarLoopResult]: At program point L380-1(lines 365 383) the Hoare annotation is: false [2020-07-28 18:58:05,376 INFO L264 CegarLoopResult]: At program point L380-2(lines 365 383) the Hoare annotation is: false [2020-07-28 18:58:05,376 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-28 18:58:05,376 INFO L268 CegarLoopResult]: For program point L397(lines 396 441) no Hoare annotation was computed. [2020-07-28 18:58:05,377 INFO L268 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-07-28 18:58:05,381 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:58:05,381 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:58:05,382 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-28 18:58:05,382 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-28 18:58:05,382 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L222-1 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L222-1 has no Hoare annotation [2020-07-28 18:58:05,384 WARN L170 areAnnotationChecker]: L222-1 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L398 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-28 18:58:05,385 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L254-1 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L374-3 has no Hoare annotation [2020-07-28 18:58:05,386 WARN L170 areAnnotationChecker]: L184-2 has no Hoare annotation [2020-07-28 18:58:05,387 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-28 18:58:05,387 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-28 18:58:05,387 WARN L170 areAnnotationChecker]: L374-3 has no Hoare annotation [2020-07-28 18:58:05,387 WARN L170 areAnnotationChecker]: L374-3 has no Hoare annotation [2020-07-28 18:58:05,387 WARN L170 areAnnotationChecker]: L184-2 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L184-2 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L374-5 has no Hoare annotation [2020-07-28 18:58:05,388 WARN L170 areAnnotationChecker]: L188-2 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L258-1 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L188-2 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L188-2 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L432-2 has no Hoare annotation [2020-07-28 18:58:05,389 WARN L170 areAnnotationChecker]: L432-2 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L258-1 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L258-1 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L206-1 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L206-1 has no Hoare annotation [2020-07-28 18:58:05,390 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-28 18:58:05,391 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 18:58:05,391 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-28 18:58:05,391 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-28 18:58:05,399 WARN L170 areAnnotationChecker]: L466 has no Hoare annotation [2020-07-28 18:58:05,399 WARN L170 areAnnotationChecker]: L466 has no Hoare annotation [2020-07-28 18:58:05,399 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-28 18:58:05,399 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L466-1 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L466-1 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L53-6 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L254-2 has no Hoare annotation [2020-07-28 18:58:05,401 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L254-2 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L254-2 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L374-2 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-28 18:58:05,402 WARN L170 areAnnotationChecker]: L374-6 has no Hoare annotation [2020-07-28 18:58:05,403 WARN L170 areAnnotationChecker]: L184-4 has no Hoare annotation [2020-07-28 18:58:05,403 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2020-07-28 18:58:05,403 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-28 18:58:05,403 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-28 18:58:05,403 WARN L170 areAnnotationChecker]: L374-6 has no Hoare annotation [2020-07-28 18:58:05,404 WARN L170 areAnnotationChecker]: L374-6 has no Hoare annotation [2020-07-28 18:58:05,404 WARN L170 areAnnotationChecker]: L184-4 has no Hoare annotation [2020-07-28 18:58:05,404 WARN L170 areAnnotationChecker]: L184-4 has no Hoare annotation [2020-07-28 18:58:05,404 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2020-07-28 18:58:05,404 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L374-8 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L188-4 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L258-2 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L188-4 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L188-4 has no Hoare annotation [2020-07-28 18:58:05,405 WARN L170 areAnnotationChecker]: L258-2 has no Hoare annotation [2020-07-28 18:58:05,406 WARN L170 areAnnotationChecker]: L258-2 has no Hoare annotation [2020-07-28 18:58:05,406 WARN L170 areAnnotationChecker]: L206-2 has no Hoare annotation [2020-07-28 18:58:05,406 WARN L170 areAnnotationChecker]: L206-2 has no Hoare annotation [2020-07-28 18:58:05,406 INFO L163 areAnnotationChecker]: CFG has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:58:05,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:58:05 BoogieIcfgContainer [2020-07-28 18:58:05,431 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:58:05,432 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:58:05,432 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:58:05,432 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:58:05,433 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:57:59" (3/4) ... [2020-07-28 18:58:05,437 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:58:05,455 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:58:05,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:58:05,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:58:05,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:58:05,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:58:05,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:05,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:58:05,491 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,492 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,492 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,494 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,494 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,495 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,497 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == splverifierCounter && 0 == \result) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive [2020-07-28 18:58:05,585 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:58:05,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:58:05,589 INFO L168 Benchmark]: Toolchain (without parser) took 7890.28 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 321.9 MB). Free memory was 952.2 MB in the beginning and 1.3 GB in the end (delta: -361.0 MB). Peak memory consumption was 375.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,589 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 976.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:58:05,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.29 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,590 INFO L168 Benchmark]: Boogie Preprocessor took 44.39 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 18:58:05,591 INFO L168 Benchmark]: RCFGBuilder took 1422.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.9 MB in the end (delta: 141.9 MB). Peak memory consumption was 141.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,591 INFO L168 Benchmark]: TraceAbstraction took 5472.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 966.9 MB in the beginning and 794.4 MB in the end (delta: 172.5 MB). Peak memory consumption was 254.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,592 INFO L168 Benchmark]: Witness Printer took 153.59 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 104.3 MB). Free memory was 794.4 MB in the beginning and 1.3 GB in the end (delta: -518.8 MB). Peak memory consumption was 383.7 kB. Max. memory is 11.5 GB. [2020-07-28 18:58:05,594 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 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 976.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 683.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.29 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.39 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 1422.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.9 MB in the end (delta: 141.9 MB). Peak memory consumption was 141.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5472.62 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 966.9 MB in the beginning and 794.4 MB in the end (delta: 172.5 MB). Peak memory consumption was 254.8 MB. Max. memory is 11.5 GB. * Witness Printer took 153.59 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 104.3 MB). Free memory was 794.4 MB in the beginning and 1.3 GB in the end (delta: -518.8 MB). Peak memory consumption was 383.7 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 206]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 206]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 206]: 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: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((0 == splverifierCounter && 0 == \result) && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && tmp == systemActive) && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 309 SDtfs, 396 SDslu, 266 SDs, 0 SdLazy, 44 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1280 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 201 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...