./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product13.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 f73634e342cf3e7f84044af175d79019321da0bc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 18:59:15,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:59:15,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:59:15,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:59:15,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:59:15,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:59:15,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:59:15,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:59:15,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:59:15,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:59:15,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:59:15,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:59:15,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:59:15,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:59:15,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:59:15,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:59:15,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:59:15,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:59:15,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:59:15,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:59:15,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:59:15,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:59:15,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:59:15,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:59:15,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:59:15,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:59:15,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:59:15,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:59:15,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:59:15,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:59:15,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:59:15,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:59:15,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:59:15,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:59:15,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:59:15,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:59:15,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:59:15,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:59:15,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:59:15,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:59:15,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:59:15,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:59:15,586 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:59:15,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:59:15,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:59:15,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:59:15,590 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:59:15,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:59:15,590 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:59:15,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:59:15,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:59:15,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:59:15,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:59:15,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:59:15,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:59:15,592 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:59:15,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:59:15,596 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:59:15,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:59:15,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:59:15,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:59:15,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:59:15,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:59:15,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:15,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:59:15,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:59:15,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:59:15,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:59:15,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:59:15,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:59:15,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:59:15,600 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 -> f73634e342cf3e7f84044af175d79019321da0bc [2020-07-28 18:59:15,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:59:15,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:59:15,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:59:15,937 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:59:15,938 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:59:15,938 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2020-07-28 18:59:15,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2a87fd19/d24578e6ee88455999007e5d8f2c24d6/FLAG63ed46e1e [2020-07-28 18:59:16,532 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:59:16,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2020-07-28 18:59:16,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2a87fd19/d24578e6ee88455999007e5d8f2c24d6/FLAG63ed46e1e [2020-07-28 18:59:16,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2a87fd19/d24578e6ee88455999007e5d8f2c24d6 [2020-07-28 18:59:16,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:59:16,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:59:16,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:16,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:59:16,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:59:16,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:16" (1/1) ... [2020-07-28 18:59:16,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b98b30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:16, skipping insertion in model container [2020-07-28 18:59:16,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:16" (1/1) ... [2020-07-28 18:59:16,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:59:16,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:59:17,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:17,290 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:59:17,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:17,469 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:59:17,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17 WrapperNode [2020-07-28 18:59:17,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:17,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:17,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:59:17,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:59:17,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:17,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:59:17,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:59:17,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:59:17,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... [2020-07-28 18:59:17,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:59:17,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:59:17,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:59:17,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:59:17,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:59:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:59:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:59:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:59:19,064 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:59:19,065 INFO L295 CfgBuilder]: Removed 98 assume(true) statements. [2020-07-28 18:59:19,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:19 BoogieIcfgContainer [2020-07-28 18:59:19,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:59:19,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:59:19,074 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:59:19,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:59:19,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:59:16" (1/3) ... [2020-07-28 18:59:19,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@686be744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:19, skipping insertion in model container [2020-07-28 18:59:19,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:17" (2/3) ... [2020-07-28 18:59:19,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@686be744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:19, skipping insertion in model container [2020-07-28 18:59:19,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:19" (3/3) ... [2020-07-28 18:59:19,084 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2020-07-28 18:59:19,095 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:59:19,105 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:59:19,120 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:59:19,155 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:59:19,156 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:59:19,156 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:59:19,157 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:59:19,158 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:59:19,158 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:59:19,159 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:59:19,159 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:59:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2020-07-28 18:59:19,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 18:59:19,186 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:19,187 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:19,187 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:19,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:19,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2020-07-28 18:59:19,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:19,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860933716] [2020-07-28 18:59:19,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:19,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {76#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {76#true} is VALID [2020-07-28 18:59:19,533 INFO L280 TraceCheckUtils]: 1: Hoare triple {76#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; {76#true} is VALID [2020-07-28 18:59:19,533 INFO L280 TraceCheckUtils]: 2: Hoare triple {76#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; {76#true} is VALID [2020-07-28 18:59:19,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {76#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {76#true} is VALID [2020-07-28 18:59:19,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {76#true} assume 0 != main_~tmp~7; {76#true} is VALID [2020-07-28 18:59:19,535 INFO L280 TraceCheckUtils]: 5: Hoare triple {76#true} ~methAndRunningLastTime~0 := 0; {76#true} is VALID [2020-07-28 18:59:19,535 INFO L280 TraceCheckUtils]: 6: Hoare triple {76#true} havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {76#true} is VALID [2020-07-28 18:59:19,537 INFO L280 TraceCheckUtils]: 7: Hoare triple {76#true} assume false; {77#false} is VALID [2020-07-28 18:59:19,537 INFO L280 TraceCheckUtils]: 8: Hoare triple {77#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {77#false} is VALID [2020-07-28 18:59:19,538 INFO L280 TraceCheckUtils]: 9: Hoare triple {77#false} assume !(0 != ~pumpRunning~0); {77#false} is VALID [2020-07-28 18:59:19,539 INFO L280 TraceCheckUtils]: 10: Hoare triple {77#false} assume !(0 != ~systemActive~0); {77#false} is VALID [2020-07-28 18:59:19,539 INFO L280 TraceCheckUtils]: 11: Hoare triple {77#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {77#false} is VALID [2020-07-28 18:59:19,539 INFO L280 TraceCheckUtils]: 12: Hoare triple {77#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {77#false} is VALID [2020-07-28 18:59:19,540 INFO L280 TraceCheckUtils]: 13: Hoare triple {77#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {77#false} is VALID [2020-07-28 18:59:19,540 INFO L280 TraceCheckUtils]: 14: Hoare triple {77#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~1 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {77#false} is VALID [2020-07-28 18:59:19,541 INFO L280 TraceCheckUtils]: 15: Hoare triple {77#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~1; {77#false} is VALID [2020-07-28 18:59:19,541 INFO L280 TraceCheckUtils]: 16: Hoare triple {77#false} assume 0 != ~methAndRunningLastTime~0; {77#false} is VALID [2020-07-28 18:59:19,542 INFO L280 TraceCheckUtils]: 17: Hoare triple {77#false} assume !false; {77#false} is VALID [2020-07-28 18:59:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:19,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860933716] [2020-07-28 18:59:19,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:19,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:19,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614354731] [2020-07-28 18:59:19,558 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:19,560 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:19,564 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:59:19,607 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:19,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:59:19,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:19,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:59:19,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:19,622 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2020-07-28 18:59:19,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:19,871 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2020-07-28 18:59:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:59:19,871 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:19,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 210 transitions. [2020-07-28 18:59:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 210 transitions. [2020-07-28 18:59:19,893 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 210 transitions. [2020-07-28 18:59:20,169 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 210 edges. 210 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:20,184 INFO L225 Difference]: With dead ends: 139 [2020-07-28 18:59:20,184 INFO L226 Difference]: Without dead ends: 69 [2020-07-28 18:59:20,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:20,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-07-28 18:59:20,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-07-28 18:59:20,249 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:20,250 INFO L82 GeneralOperation]: Start isEquivalent. First operand 69 states. Second operand 69 states. [2020-07-28 18:59:20,250 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 69 states. [2020-07-28 18:59:20,251 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 69 states. [2020-07-28 18:59:20,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:20,257 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2020-07-28 18:59:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2020-07-28 18:59:20,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:20,259 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:20,259 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 69 states. [2020-07-28 18:59:20,259 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 69 states. [2020-07-28 18:59:20,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:20,266 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2020-07-28 18:59:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2020-07-28 18:59:20,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:20,267 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:20,267 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:20,268 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-07-28 18:59:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2020-07-28 18:59:20,274 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2020-07-28 18:59:20,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:20,274 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2020-07-28 18:59:20,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:59:20,275 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2020-07-28 18:59:20,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 18:59:20,276 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:20,276 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:20,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:59:20,277 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:20,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:20,278 INFO L82 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2020-07-28 18:59:20,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:20,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489401829] [2020-07-28 18:59:20,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:20,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {513#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {513#true} is VALID [2020-07-28 18:59:20,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {513#true} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; {513#true} is VALID [2020-07-28 18:59:20,445 INFO L280 TraceCheckUtils]: 2: Hoare triple {513#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; {513#true} is VALID [2020-07-28 18:59:20,446 INFO L280 TraceCheckUtils]: 3: Hoare triple {513#true} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {513#true} is VALID [2020-07-28 18:59:20,446 INFO L280 TraceCheckUtils]: 4: Hoare triple {513#true} assume 0 != main_~tmp~7; {513#true} is VALID [2020-07-28 18:59:20,446 INFO L280 TraceCheckUtils]: 5: Hoare triple {513#true} ~methAndRunningLastTime~0 := 0; {513#true} is VALID [2020-07-28 18:59:20,447 INFO L280 TraceCheckUtils]: 6: Hoare triple {513#true} havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {515#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:20,448 INFO L280 TraceCheckUtils]: 7: Hoare triple {515#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {515#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:20,449 INFO L280 TraceCheckUtils]: 8: Hoare triple {515#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {514#false} is VALID [2020-07-28 18:59:20,450 INFO L280 TraceCheckUtils]: 9: Hoare triple {514#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {514#false} is VALID [2020-07-28 18:59:20,450 INFO L280 TraceCheckUtils]: 10: Hoare triple {514#false} assume !(0 != ~pumpRunning~0); {514#false} is VALID [2020-07-28 18:59:20,450 INFO L280 TraceCheckUtils]: 11: Hoare triple {514#false} assume !(0 != ~systemActive~0); {514#false} is VALID [2020-07-28 18:59:20,450 INFO L280 TraceCheckUtils]: 12: Hoare triple {514#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {514#false} is VALID [2020-07-28 18:59:20,451 INFO L280 TraceCheckUtils]: 13: Hoare triple {514#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {514#false} is VALID [2020-07-28 18:59:20,451 INFO L280 TraceCheckUtils]: 14: Hoare triple {514#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {514#false} is VALID [2020-07-28 18:59:20,451 INFO L280 TraceCheckUtils]: 15: Hoare triple {514#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~1 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {514#false} is VALID [2020-07-28 18:59:20,452 INFO L280 TraceCheckUtils]: 16: Hoare triple {514#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~1; {514#false} is VALID [2020-07-28 18:59:20,452 INFO L280 TraceCheckUtils]: 17: Hoare triple {514#false} assume 0 != ~methAndRunningLastTime~0; {514#false} is VALID [2020-07-28 18:59:20,452 INFO L280 TraceCheckUtils]: 18: Hoare triple {514#false} assume !false; {514#false} is VALID [2020-07-28 18:59:20,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:20,454 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489401829] [2020-07-28 18:59:20,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:20,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:59:20,455 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142940871] [2020-07-28 18:59:20,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:20,457 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:20,457 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:20,487 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:20,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:20,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:20,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:20,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:20,489 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2020-07-28 18:59:20,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:20,686 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2020-07-28 18:59:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:20,686 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:20,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:20,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 97 transitions. [2020-07-28 18:59:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 97 transitions. [2020-07-28 18:59:20,692 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 97 transitions. [2020-07-28 18:59:20,823 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:20,824 INFO L225 Difference]: With dead ends: 69 [2020-07-28 18:59:20,824 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:59:20,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:20,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:59:20,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:59:20,840 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:20,840 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:20,841 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:20,841 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:20,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:20,843 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:59:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:59:20,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:20,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:20,844 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:20,845 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:20,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:20,847 INFO L93 Difference]: Finished difference Result 33 states and 46 transitions. [2020-07-28 18:59:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:59:20,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:20,848 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:20,848 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:20,848 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:20,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:59:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2020-07-28 18:59:20,851 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2020-07-28 18:59:20,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:20,851 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-07-28 18:59:20,851 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:20,852 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-07-28 18:59:20,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:59:20,853 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:20,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:20,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:59:20,853 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:20,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:20,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2020-07-28 18:59:20,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:20,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978677367] [2020-07-28 18:59:20,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:21,017 INFO L280 TraceCheckUtils]: 0: Hoare triple {728#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {730#(= 1 ~systemActive~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,019 INFO L280 TraceCheckUtils]: 2: Hoare triple {730#(= 1 ~systemActive~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,020 INFO L280 TraceCheckUtils]: 3: Hoare triple {730#(= 1 ~systemActive~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,021 INFO L280 TraceCheckUtils]: 4: Hoare triple {730#(= 1 ~systemActive~0)} assume 0 != main_~tmp~7; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,021 INFO L280 TraceCheckUtils]: 5: Hoare triple {730#(= 1 ~systemActive~0)} ~methAndRunningLastTime~0 := 0; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,022 INFO L280 TraceCheckUtils]: 6: Hoare triple {730#(= 1 ~systemActive~0)} havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,024 INFO L280 TraceCheckUtils]: 7: Hoare triple {730#(= 1 ~systemActive~0)} assume !false; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,024 INFO L280 TraceCheckUtils]: 8: Hoare triple {730#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0 < 4; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,025 INFO L280 TraceCheckUtils]: 9: Hoare triple {730#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet0 && test_#t~nondet0 <= 2147483647;test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,026 INFO L280 TraceCheckUtils]: 10: Hoare triple {730#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~0); {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,027 INFO L280 TraceCheckUtils]: 11: Hoare triple {730#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet1 && test_#t~nondet1 <= 2147483647;test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,031 INFO L280 TraceCheckUtils]: 12: Hoare triple {730#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~0); {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,032 INFO L280 TraceCheckUtils]: 13: Hoare triple {730#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet2 && test_#t~nondet2 <= 2147483647;test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,033 INFO L280 TraceCheckUtils]: 14: Hoare triple {730#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0; {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,035 INFO L280 TraceCheckUtils]: 15: Hoare triple {730#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {730#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:21,036 INFO L280 TraceCheckUtils]: 16: Hoare triple {730#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {729#false} is VALID [2020-07-28 18:59:21,036 INFO L280 TraceCheckUtils]: 17: Hoare triple {729#false} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {729#false} is VALID [2020-07-28 18:59:21,037 INFO L280 TraceCheckUtils]: 18: Hoare triple {729#false} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {729#false} is VALID [2020-07-28 18:59:21,037 INFO L280 TraceCheckUtils]: 19: Hoare triple {729#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {729#false} is VALID [2020-07-28 18:59:21,038 INFO L280 TraceCheckUtils]: 20: Hoare triple {729#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~1 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {729#false} is VALID [2020-07-28 18:59:21,038 INFO L280 TraceCheckUtils]: 21: Hoare triple {729#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~1; {729#false} is VALID [2020-07-28 18:59:21,039 INFO L280 TraceCheckUtils]: 22: Hoare triple {729#false} assume 0 != ~methAndRunningLastTime~0; {729#false} is VALID [2020-07-28 18:59:21,039 INFO L280 TraceCheckUtils]: 23: Hoare triple {729#false} assume !false; {729#false} is VALID [2020-07-28 18:59:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:21,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978677367] [2020-07-28 18:59:21,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:21,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:21,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293486111] [2020-07-28 18:59:21,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:21,044 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:21,044 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:21,103 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:21,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:21,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:21,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:21,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:21,105 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2020-07-28 18:59:21,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:21,229 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2020-07-28 18:59:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:21,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:21,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:21,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2020-07-28 18:59:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2020-07-28 18:59:21,234 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 85 transitions. [2020-07-28 18:59:21,342 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:21,343 INFO L225 Difference]: With dead ends: 59 [2020-07-28 18:59:21,343 INFO L226 Difference]: Without dead ends: 33 [2020-07-28 18:59:21,344 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:21,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-28 18:59:21,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-28 18:59:21,369 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:21,370 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:21,370 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:21,370 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:21,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:21,372 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:59:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:59:21,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:21,373 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:21,373 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:21,373 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-28 18:59:21,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:21,375 INFO L93 Difference]: Finished difference Result 33 states and 45 transitions. [2020-07-28 18:59:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:59:21,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:21,376 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:21,376 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:21,376 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-28 18:59:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-07-28 18:59:21,378 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2020-07-28 18:59:21,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:21,378 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-07-28 18:59:21,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-07-28 18:59:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:59:21,379 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:21,379 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:21,380 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:59:21,380 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:21,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:21,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2020-07-28 18:59:21,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:21,381 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591837733] [2020-07-28 18:59:21,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:21,475 INFO L280 TraceCheckUtils]: 0: Hoare triple {926#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,475 INFO L280 TraceCheckUtils]: 1: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,476 INFO L280 TraceCheckUtils]: 2: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,477 INFO L280 TraceCheckUtils]: 3: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,477 INFO L280 TraceCheckUtils]: 4: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~7; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,478 INFO L280 TraceCheckUtils]: 5: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} ~methAndRunningLastTime~0 := 0; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,479 INFO L280 TraceCheckUtils]: 6: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,479 INFO L280 TraceCheckUtils]: 7: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume !false; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,480 INFO L280 TraceCheckUtils]: 8: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,481 INFO L280 TraceCheckUtils]: 9: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet0 && test_#t~nondet0 <= 2147483647;test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,481 INFO L280 TraceCheckUtils]: 10: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~0); {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,482 INFO L280 TraceCheckUtils]: 11: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet1 && test_#t~nondet1 <= 2147483647;test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,482 INFO L280 TraceCheckUtils]: 12: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~0); {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,483 INFO L280 TraceCheckUtils]: 13: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet2 && test_#t~nondet2 <= 2147483647;test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,484 INFO L280 TraceCheckUtils]: 14: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,484 INFO L280 TraceCheckUtils]: 15: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,485 INFO L280 TraceCheckUtils]: 16: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret4, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,486 INFO L280 TraceCheckUtils]: 17: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {928#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:21,487 INFO L280 TraceCheckUtils]: 18: Hoare triple {928#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {929#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:59:21,487 INFO L280 TraceCheckUtils]: 19: Hoare triple {929#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {930#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~6)} is VALID [2020-07-28 18:59:21,488 INFO L280 TraceCheckUtils]: 20: Hoare triple {930#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~6)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {927#false} is VALID [2020-07-28 18:59:21,488 INFO L280 TraceCheckUtils]: 21: Hoare triple {927#false} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~1 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {927#false} is VALID [2020-07-28 18:59:21,489 INFO L280 TraceCheckUtils]: 22: Hoare triple {927#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~1; {927#false} is VALID [2020-07-28 18:59:21,489 INFO L280 TraceCheckUtils]: 23: Hoare triple {927#false} assume 0 != ~methAndRunningLastTime~0; {927#false} is VALID [2020-07-28 18:59:21,489 INFO L280 TraceCheckUtils]: 24: Hoare triple {927#false} assume !false; {927#false} is VALID [2020-07-28 18:59:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:21,491 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591837733] [2020-07-28 18:59:21,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:21,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:21,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75551011] [2020-07-28 18:59:21,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:21,492 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:21,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:21,527 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:21,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:21,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:21,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:21,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:21,529 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-07-28 18:59:22,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:22,173 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2020-07-28 18:59:22,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:59:22,173 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:22,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 200 transitions. [2020-07-28 18:59:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 200 transitions. [2020-07-28 18:59:22,181 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 200 transitions. [2020-07-28 18:59:22,401 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 200 edges. 200 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:22,407 INFO L225 Difference]: With dead ends: 135 [2020-07-28 18:59:22,407 INFO L226 Difference]: Without dead ends: 109 [2020-07-28 18:59:22,408 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 18:59:22,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-28 18:59:22,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2020-07-28 18:59:22,476 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:22,476 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand 54 states. [2020-07-28 18:59:22,477 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand 54 states. [2020-07-28 18:59:22,477 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 54 states. [2020-07-28 18:59:22,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:22,482 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2020-07-28 18:59:22,482 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 159 transitions. [2020-07-28 18:59:22,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:22,483 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:22,483 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 109 states. [2020-07-28 18:59:22,483 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 109 states. [2020-07-28 18:59:22,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:22,489 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2020-07-28 18:59:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 159 transitions. [2020-07-28 18:59:22,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:22,493 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:22,493 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:22,494 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-28 18:59:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2020-07-28 18:59:22,498 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2020-07-28 18:59:22,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:22,498 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2020-07-28 18:59:22,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2020-07-28 18:59:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 18:59:22,499 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:22,500 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:59:22,501 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:59:22,501 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:22,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:22,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2020-07-28 18:59:22,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:22,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43111294] [2020-07-28 18:59:22,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:22,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {1420#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {1422#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,658 INFO L280 TraceCheckUtils]: 2: Hoare triple {1422#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,659 INFO L280 TraceCheckUtils]: 3: Hoare triple {1422#(= 0 ~pumpRunning~0)} main_#t~ret71 := valid_product_#res;assume -2147483648 <= main_#t~ret71 && main_#t~ret71 <= 2147483647;main_~tmp~7 := main_#t~ret71;havoc main_#t~ret71; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,659 INFO L280 TraceCheckUtils]: 4: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~7; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,660 INFO L280 TraceCheckUtils]: 5: Hoare triple {1422#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,661 INFO L280 TraceCheckUtils]: 6: Hoare triple {1422#(= 0 ~pumpRunning~0)} havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,661 INFO L280 TraceCheckUtils]: 7: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume !false; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,662 INFO L280 TraceCheckUtils]: 8: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,662 INFO L280 TraceCheckUtils]: 9: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet0 && test_#t~nondet0 <= 2147483647;test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,663 INFO L280 TraceCheckUtils]: 10: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~0); {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,664 INFO L280 TraceCheckUtils]: 11: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet1 && test_#t~nondet1 <= 2147483647;test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,664 INFO L280 TraceCheckUtils]: 12: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~0; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,665 INFO L280 TraceCheckUtils]: 13: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,665 INFO L280 TraceCheckUtils]: 14: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet2 && test_#t~nondet2 <= 2147483647;test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,666 INFO L280 TraceCheckUtils]: 15: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,667 INFO L280 TraceCheckUtils]: 16: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,667 INFO L280 TraceCheckUtils]: 17: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret4, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,668 INFO L280 TraceCheckUtils]: 18: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,668 INFO L280 TraceCheckUtils]: 19: Hoare triple {1422#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_#t~ret70, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,669 INFO L280 TraceCheckUtils]: 20: Hoare triple {1422#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret69 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret69 && __utac_acc__Specification2_spec__2_#t~ret69 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret69;havoc __utac_acc__Specification2_spec__2_#t~ret69; {1422#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:22,670 INFO L280 TraceCheckUtils]: 21: Hoare triple {1422#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; {1423#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:59:22,670 INFO L280 TraceCheckUtils]: 22: Hoare triple {1423#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret70 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret70 && __utac_acc__Specification2_spec__2_#t~ret70 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~1 := __utac_acc__Specification2_spec__2_#t~ret70;havoc __utac_acc__Specification2_spec__2_#t~ret70; {1424#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~1)} is VALID [2020-07-28 18:59:22,671 INFO L280 TraceCheckUtils]: 23: Hoare triple {1424#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~1)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~1; {1421#false} is VALID [2020-07-28 18:59:22,671 INFO L280 TraceCheckUtils]: 24: Hoare triple {1421#false} assume 0 != ~methAndRunningLastTime~0; {1421#false} is VALID [2020-07-28 18:59:22,671 INFO L280 TraceCheckUtils]: 25: Hoare triple {1421#false} assume !false; {1421#false} is VALID [2020-07-28 18:59:22,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:22,673 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43111294] [2020-07-28 18:59:22,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:22,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:22,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456529653] [2020-07-28 18:59:22,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:22,674 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:22,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:22,706 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:22,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:22,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:22,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:22,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:22,707 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2020-07-28 18:59:23,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:23,145 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2020-07-28 18:59:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:59:23,146 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:59:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2020-07-28 18:59:23,151 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 123 transitions. [2020-07-28 18:59:23,266 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 18:59:23,266 INFO L225 Difference]: With dead ends: 146 [2020-07-28 18:59:23,266 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:59:23,268 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-28 18:59:23,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:59:23,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:59:23,268 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:23,269 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:23,269 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:23,269 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:23,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:23,269 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:23,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:23,270 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:23,270 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:23,270 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:23,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:23,270 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:23,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:23,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:23,271 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:23,271 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:59:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:59:23,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-07-28 18:59:23,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:23,272 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:59:23,272 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:23,272 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:23,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:23,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:59:23,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:59:23,612 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,612 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-28 18:59:23,613 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:59:23,613 INFO L264 CegarLoopResult]: At program point L235(lines 230 238) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,613 INFO L264 CegarLoopResult]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2020-07-28 18:59:23,613 INFO L268 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2020-07-28 18:59:23,614 INFO L264 CegarLoopResult]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2020-07-28 18:59:23,614 INFO L268 CegarLoopResult]: For program point L169-1(lines 169 177) no Hoare annotation was computed. [2020-07-28 18:59:23,614 INFO L268 CegarLoopResult]: For program point L169-2(lines 169 177) no Hoare annotation was computed. [2020-07-28 18:59:23,614 INFO L268 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-07-28 18:59:23,614 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-07-28 18:59:23,614 INFO L268 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-07-28 18:59:23,615 INFO L268 CegarLoopResult]: For program point L782(lines 782 792) no Hoare annotation was computed. [2020-07-28 18:59:23,615 INFO L268 CegarLoopResult]: For program point L815-1(lines 133 139) no Hoare annotation was computed. [2020-07-28 18:59:23,615 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 792) no Hoare annotation was computed. [2020-07-28 18:59:23,616 INFO L268 CegarLoopResult]: For program point L782-4(lines 782 792) no Hoare annotation was computed. [2020-07-28 18:59:23,616 INFO L264 CegarLoopResult]: At program point L667(lines 1 895) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,616 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-28 18:59:23,617 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-07-28 18:59:23,617 INFO L268 CegarLoopResult]: For program point L783-2(lines 783 789) no Hoare annotation was computed. [2020-07-28 18:59:23,617 INFO L268 CegarLoopResult]: For program point L783-4(lines 783 789) no Hoare annotation was computed. [2020-07-28 18:59:23,617 INFO L264 CegarLoopResult]: At program point L767(lines 762 769) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,618 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-07-28 18:59:23,618 INFO L268 CegarLoopResult]: For program point L90-2(lines 133 139) no Hoare annotation was computed. [2020-07-28 18:59:23,618 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-07-28 18:59:23,619 INFO L271 CegarLoopResult]: At program point L883-1(lines 883 890) the Hoare annotation is: true [2020-07-28 18:59:23,619 INFO L264 CegarLoopResult]: At program point L140(lines 140 146) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,619 INFO L264 CegarLoopResult]: At program point L140-1(lines 140 146) the Hoare annotation is: false [2020-07-28 18:59:23,620 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-07-28 18:59:23,620 INFO L264 CegarLoopResult]: At program point L140-2(lines 140 146) the Hoare annotation is: false [2020-07-28 18:59:23,620 INFO L264 CegarLoopResult]: At program point L74-1(lines 74 80) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,621 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:59:23,621 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,621 INFO L268 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-07-28 18:59:23,622 INFO L268 CegarLoopResult]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2020-07-28 18:59:23,622 INFO L268 CegarLoopResult]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2020-07-28 18:59:23,622 INFO L264 CegarLoopResult]: At program point L226(lines 219 229) the Hoare annotation is: false [2020-07-28 18:59:23,622 INFO L264 CegarLoopResult]: At program point L226-1(lines 219 229) the Hoare annotation is: false [2020-07-28 18:59:23,623 INFO L264 CegarLoopResult]: At program point L226-2(lines 219 229) the Hoare annotation is: false [2020-07-28 18:59:23,623 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:59:23,623 INFO L264 CegarLoopResult]: At program point L724(lines 719 727) the Hoare annotation is: false [2020-07-28 18:59:23,624 INFO L264 CegarLoopResult]: At program point L724-1(lines 719 727) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,624 INFO L264 CegarLoopResult]: At program point L724-2(lines 719 727) the Hoare annotation is: false [2020-07-28 18:59:23,624 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,625 INFO L264 CegarLoopResult]: At program point L724-3(lines 719 727) the Hoare annotation is: false [2020-07-28 18:59:23,625 INFO L268 CegarLoopResult]: For program point L113-1(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,625 INFO L264 CegarLoopResult]: At program point L724-4(lines 719 727) the Hoare annotation is: false [2020-07-28 18:59:23,626 INFO L264 CegarLoopResult]: At program point L724-5(lines 719 727) the Hoare annotation is: false [2020-07-28 18:59:23,626 INFO L268 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,627 INFO L264 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,627 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-07-28 18:59:23,627 INFO L264 CegarLoopResult]: At program point L64-1(lines 64 70) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,628 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:59:23,628 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2020-07-28 18:59:23,628 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-07-28 18:59:23,629 INFO L268 CegarLoopResult]: For program point L165-1(lines 165 182) no Hoare annotation was computed. [2020-07-28 18:59:23,629 INFO L268 CegarLoopResult]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2020-07-28 18:59:23,629 INFO L271 CegarLoopResult]: At program point L892(lines 873 895) the Hoare annotation is: true [2020-07-28 18:59:23,629 INFO L264 CegarLoopResult]: At program point L859(lines 855 861) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,630 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-07-28 18:59:23,630 INFO L264 CegarLoopResult]: At program point L133(lines 132 151) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,630 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: false [2020-07-28 18:59:23,631 INFO L268 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-07-28 18:59:23,631 INFO L264 CegarLoopResult]: At program point L133-2(lines 132 151) the Hoare annotation is: false [2020-07-28 18:59:23,631 INFO L264 CegarLoopResult]: At program point L133-3(lines 132 151) the Hoare annotation is: false [2020-07-28 18:59:23,631 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-07-28 18:59:23,632 INFO L268 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-07-28 18:59:23,632 INFO L264 CegarLoopResult]: At program point L778-1(lines 1 895) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:23,632 INFO L264 CegarLoopResult]: At program point L811-2(lines 811 825) the Hoare annotation is: false [2020-07-28 18:59:23,633 INFO L268 CegarLoopResult]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2020-07-28 18:59:23,633 INFO L264 CegarLoopResult]: At program point L778-3(lines 1 895) the Hoare annotation is: false [2020-07-28 18:59:23,633 INFO L268 CegarLoopResult]: For program point L778-4(lines 778 795) no Hoare annotation was computed. [2020-07-28 18:59:23,634 INFO L264 CegarLoopResult]: At program point L778-5(lines 1 895) the Hoare annotation is: false [2020-07-28 18:59:23,639 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:59:23,640 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:59:23,641 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:59:23,641 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:59:23,641 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:59:23,643 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:23,644 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:59:23,644 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:23,644 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L55 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L687-3 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L687-3 has no Hoare annotation [2020-07-28 18:59:23,645 WARN L170 areAnnotationChecker]: L165-1 has no Hoare annotation [2020-07-28 18:59:23,646 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 18:59:23,646 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 18:59:23,646 WARN L170 areAnnotationChecker]: L165-1 has no Hoare annotation [2020-07-28 18:59:23,646 WARN L170 areAnnotationChecker]: L165-1 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L699 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L699 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L778-2 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 18:59:23,647 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L778-2 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L778-2 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-28 18:59:23,648 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-28 18:59:23,649 WARN L170 areAnnotationChecker]: L782-2 has no Hoare annotation [2020-07-28 18:59:23,649 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-28 18:59:23,649 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-28 18:59:23,649 WARN L170 areAnnotationChecker]: L782-2 has no Hoare annotation [2020-07-28 18:59:23,649 WARN L170 areAnnotationChecker]: L782-2 has no Hoare annotation [2020-07-28 18:59:23,650 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-28 18:59:23,650 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-28 18:59:23,650 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-28 18:59:23,650 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L783-2 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L783-2 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-28 18:59:23,651 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 18:59:23,653 WARN L170 areAnnotationChecker]: L113-1 has no Hoare annotation [2020-07-28 18:59:23,653 WARN L170 areAnnotationChecker]: L113-1 has no Hoare annotation [2020-07-28 18:59:23,653 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 18:59:23,653 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-28 18:59:23,653 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 18:59:23,654 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L815-1 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L687-6 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L687-6 has no Hoare annotation [2020-07-28 18:59:23,655 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 18:59:23,656 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 18:59:23,656 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-28 18:59:23,656 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-28 18:59:23,656 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 18:59:23,656 WARN L170 areAnnotationChecker]: L165-2 has no Hoare annotation [2020-07-28 18:59:23,657 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 18:59:23,657 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 18:59:23,657 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-28 18:59:23,657 WARN L170 areAnnotationChecker]: L778-4 has no Hoare annotation [2020-07-28 18:59:23,658 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-28 18:59:23,658 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-28 18:59:23,658 WARN L170 areAnnotationChecker]: L169-2 has no Hoare annotation [2020-07-28 18:59:23,658 WARN L170 areAnnotationChecker]: L778-4 has no Hoare annotation [2020-07-28 18:59:23,658 WARN L170 areAnnotationChecker]: L778-4 has no Hoare annotation [2020-07-28 18:59:23,659 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-28 18:59:23,659 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-28 18:59:23,659 WARN L170 areAnnotationChecker]: L169-2 has no Hoare annotation [2020-07-28 18:59:23,659 WARN L170 areAnnotationChecker]: L169-2 has no Hoare annotation [2020-07-28 18:59:23,660 WARN L170 areAnnotationChecker]: L782-4 has no Hoare annotation [2020-07-28 18:59:23,660 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2020-07-28 18:59:23,661 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2020-07-28 18:59:23,661 WARN L170 areAnnotationChecker]: L782-4 has no Hoare annotation [2020-07-28 18:59:23,661 WARN L170 areAnnotationChecker]: L782-4 has no Hoare annotation [2020-07-28 18:59:23,661 WARN L170 areAnnotationChecker]: L783-4 has no Hoare annotation [2020-07-28 18:59:23,662 WARN L170 areAnnotationChecker]: L783-4 has no Hoare annotation [2020-07-28 18:59:23,662 WARN L170 areAnnotationChecker]: L113-2 has no Hoare annotation [2020-07-28 18:59:23,662 WARN L170 areAnnotationChecker]: L113-2 has no Hoare annotation [2020-07-28 18:59:23,662 INFO L163 areAnnotationChecker]: CFG has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:59:23,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:59:23 BoogieIcfgContainer [2020-07-28 18:59:23,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:59:23,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:59:23,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:59:23,687 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:59:23,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:19" (3/4) ... [2020-07-28 18:59:23,693 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:59:23,714 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:59:23,715 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:59:23,716 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:59:23,717 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:59:23,718 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:59:23,719 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:23,720 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:23,766 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 18:59:23,843 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:59:23,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:59:23,847 INFO L168 Benchmark]: Toolchain (without parser) took 7008.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 957.5 MB in the beginning and 812.5 MB in the end (delta: 145.0 MB). Peak memory consumption was 334.3 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,848 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:23,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,849 INFO L168 Benchmark]: Boogie Preprocessor took 81.84 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:23,850 INFO L168 Benchmark]: RCFGBuilder took 1429.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 936.7 MB in the end (delta: 143.0 MB). Peak memory consumption was 143.0 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,850 INFO L168 Benchmark]: TraceAbstraction took 4612.49 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.8 MB). Free memory was 936.7 MB in the beginning and 820.6 MB in the end (delta: 116.1 MB). Peak memory consumption was 198.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,850 INFO L168 Benchmark]: Witness Printer took 156.89 ms. Allocated memory is still 1.2 GB. Free memory was 820.6 MB in the beginning and 812.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:23,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 629.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 81.84 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1429.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 936.7 MB in the end (delta: 143.0 MB). Peak memory consumption was 143.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4612.49 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 82.8 MB). Free memory was 936.7 MB in the beginning and 820.6 MB in the end (delta: 116.1 MB). Peak memory consumption was 198.9 MB. Max. memory is 11.5 GB. * Witness Printer took 156.89 ms. Allocated memory is still 1.2 GB. Free memory was 820.6 MB in the beginning and 812.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 113]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 113]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 113]: 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: 132]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 303 SDtfs, 256 SDslu, 255 SDs, 0 SdLazy, 57 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 794 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 294 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 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...