./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product28.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_product28.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 1165f07e3d74a20c4613b7b4bc48cc7f6e23e78e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:59:36,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:59:36,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:59:36,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:59:36,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:59:36,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:59:36,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:59:36,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:59:36,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:59:36,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:59:36,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:59:36,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:59:36,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:59:36,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:59:36,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:59:36,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:59:36,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:59:36,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:59:36,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:59:36,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:59:36,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:59:36,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:59:36,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:59:36,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:59:36,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:59:36,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:59:36,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:59:36,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:59:36,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:59:36,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:59:36,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:59:36,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:59:36,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:59:36,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:59:36,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:59:36,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:59:36,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:59:36,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:59:36,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:59:36,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:59:36,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:59:36,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:59:36,520 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:59:36,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:59:36,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:59:36,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:59:36,522 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:59:36,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:59:36,522 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:59:36,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:59:36,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:59:36,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:59:36,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:59:36,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:59:36,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:59:36,524 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:59:36,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:59:36,524 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:59:36,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:59:36,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:59:36,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:59:36,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:59:36,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:59:36,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:36,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:59:36,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:59:36,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:59:36,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:59:36,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:59:36,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:59:36,527 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:59:36,527 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 -> 1165f07e3d74a20c4613b7b4bc48cc7f6e23e78e [2020-07-28 18:59:36,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:59:36,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:59:36,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:59:36,876 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:59:36,879 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:59:36,880 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2020-07-28 18:59:36,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23801a4c/e05b879b4901417fb24b8c5b920171cb/FLAGbe66a999a [2020-07-28 18:59:37,479 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:59:37,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2020-07-28 18:59:37,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23801a4c/e05b879b4901417fb24b8c5b920171cb/FLAGbe66a999a [2020-07-28 18:59:37,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23801a4c/e05b879b4901417fb24b8c5b920171cb [2020-07-28 18:59:37,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:59:37,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:59:37,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:37,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:59:37,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:59:37,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:37" (1/1) ... [2020-07-28 18:59:37,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38da57ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:37, skipping insertion in model container [2020-07-28 18:59:37,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:37" (1/1) ... [2020-07-28 18:59:37,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:59:37,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:59:38,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:38,312 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:59:38,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:38,514 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:59:38,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38 WrapperNode [2020-07-28 18:59:38,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:38,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:38,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:59:38,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:59:38,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:38,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:59:38,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:59:38,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:59:38,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (1/1) ... [2020-07-28 18:59:38,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:59:38,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:59:38,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:59:38,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:59:38,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (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 18:59:38,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:59:38,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:59:38,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:59:38,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:59:40,129 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:59:40,130 INFO L295 CfgBuilder]: Removed 104 assume(true) statements. [2020-07-28 18:59:40,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:40 BoogieIcfgContainer [2020-07-28 18:59:40,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:59:40,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:59:40,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:59:40,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:59:40,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:59:37" (1/3) ... [2020-07-28 18:59:40,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a4ace81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:40, skipping insertion in model container [2020-07-28 18:59:40,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:38" (2/3) ... [2020-07-28 18:59:40,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a4ace81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:40, skipping insertion in model container [2020-07-28 18:59:40,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:40" (3/3) ... [2020-07-28 18:59:40,145 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2020-07-28 18:59:40,157 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:59:40,165 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:59:40,180 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:59:40,206 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:59:40,206 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:59:40,207 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:59:40,207 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:59:40,207 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:59:40,208 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:59:40,208 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:59:40,208 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:59:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2020-07-28 18:59:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 18:59:40,236 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:40,237 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 18:59:40,238 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:40,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:40,245 INFO L82 PathProgramCache]: Analyzing trace with hash 2048364516, now seen corresponding path program 1 times [2020-07-28 18:59:40,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:40,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41404057] [2020-07-28 18:59:40,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:40,554 INFO L280 TraceCheckUtils]: 0: Hoare triple {84#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {84#true} is VALID [2020-07-28 18:59:40,555 INFO L280 TraceCheckUtils]: 1: Hoare triple {84#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {84#true} is VALID [2020-07-28 18:59:40,556 INFO L280 TraceCheckUtils]: 2: Hoare triple {84#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {84#true} is VALID [2020-07-28 18:59:40,556 INFO L280 TraceCheckUtils]: 3: Hoare triple {84#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {84#true} is VALID [2020-07-28 18:59:40,556 INFO L280 TraceCheckUtils]: 4: Hoare triple {84#true} assume 0 != main_~tmp~5; {84#true} is VALID [2020-07-28 18:59:40,557 INFO L280 TraceCheckUtils]: 5: Hoare triple {84#true} ~methAndRunningLastTime~0 := 0; {84#true} is VALID [2020-07-28 18:59:40,557 INFO L280 TraceCheckUtils]: 6: Hoare triple {84#true} havoc test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_#t~nondet34, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {84#true} is VALID [2020-07-28 18:59:40,560 INFO L280 TraceCheckUtils]: 7: Hoare triple {84#true} assume false; {85#false} is VALID [2020-07-28 18:59:40,560 INFO L280 TraceCheckUtils]: 8: Hoare triple {85#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {85#false} is VALID [2020-07-28 18:59:40,561 INFO L280 TraceCheckUtils]: 9: Hoare triple {85#false} assume !(0 != ~pumpRunning~0); {85#false} is VALID [2020-07-28 18:59:40,561 INFO L280 TraceCheckUtils]: 10: Hoare triple {85#false} assume !(0 != ~systemActive~0); {85#false} is VALID [2020-07-28 18:59:40,562 INFO L280 TraceCheckUtils]: 11: Hoare triple {85#false} havoc __utac_acc__Specification2_spec__2_#t~ret35, __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; {85#false} is VALID [2020-07-28 18:59:40,562 INFO L280 TraceCheckUtils]: 12: Hoare triple {85#false} __utac_acc__Specification2_spec__2_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret35 && __utac_acc__Specification2_spec__2_#t~ret35 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret35;havoc __utac_acc__Specification2_spec__2_#t~ret35; {85#false} is VALID [2020-07-28 18:59:40,562 INFO L280 TraceCheckUtils]: 13: Hoare triple {85#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {85#false} is VALID [2020-07-28 18:59:40,563 INFO L280 TraceCheckUtils]: 14: Hoare triple {85#false} __utac_acc__Specification2_spec__2_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {85#false} is VALID [2020-07-28 18:59:40,563 INFO L280 TraceCheckUtils]: 15: Hoare triple {85#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {85#false} is VALID [2020-07-28 18:59:40,564 INFO L280 TraceCheckUtils]: 16: Hoare triple {85#false} assume 0 != ~methAndRunningLastTime~0; {85#false} is VALID [2020-07-28 18:59:40,564 INFO L280 TraceCheckUtils]: 17: Hoare triple {85#false} assume !false; {85#false} is VALID [2020-07-28 18:59:40,568 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 18:59:40,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41404057] [2020-07-28 18:59:40,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:40,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:40,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160480692] [2020-07-28 18:59:40,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:40,579 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:40,584 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:59:40,629 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 18:59:40,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:59:40,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:40,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:59:40,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:40,643 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 2 states. [2020-07-28 18:59:40,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,883 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2020-07-28 18:59:40,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:59:40,883 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:40,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:40,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:40,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 234 transitions. [2020-07-28 18:59:40,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 234 transitions. [2020-07-28 18:59:40,905 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 234 transitions. [2020-07-28 18:59:41,218 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 234 edges. 234 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:41,232 INFO L225 Difference]: With dead ends: 155 [2020-07-28 18:59:41,232 INFO L226 Difference]: Without dead ends: 77 [2020-07-28 18:59:41,237 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 18:59:41,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-07-28 18:59:41,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-07-28 18:59:41,293 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:41,294 INFO L82 GeneralOperation]: Start isEquivalent. First operand 77 states. Second operand 77 states. [2020-07-28 18:59:41,294 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand 77 states. [2020-07-28 18:59:41,294 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 77 states. [2020-07-28 18:59:41,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:41,302 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2020-07-28 18:59:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-07-28 18:59:41,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:41,303 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:41,303 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand 77 states. [2020-07-28 18:59:41,303 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 77 states. [2020-07-28 18:59:41,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:41,310 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2020-07-28 18:59:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-07-28 18:59:41,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:41,311 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:41,312 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:41,312 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-07-28 18:59:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2020-07-28 18:59:41,319 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 18 [2020-07-28 18:59:41,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:41,320 INFO L479 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2020-07-28 18:59:41,320 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:59:41,320 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-07-28 18:59:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 18:59:41,321 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:41,321 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 18:59:41,322 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:59:41,322 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:41,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:41,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1829528547, now seen corresponding path program 1 times [2020-07-28 18:59:41,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:41,323 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873962257] [2020-07-28 18:59:41,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:41,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {567#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {567#true} is VALID [2020-07-28 18:59:41,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {567#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {567#true} is VALID [2020-07-28 18:59:41,483 INFO L280 TraceCheckUtils]: 2: Hoare triple {567#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {567#true} is VALID [2020-07-28 18:59:41,484 INFO L280 TraceCheckUtils]: 3: Hoare triple {567#true} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {567#true} is VALID [2020-07-28 18:59:41,484 INFO L280 TraceCheckUtils]: 4: Hoare triple {567#true} assume 0 != main_~tmp~5; {567#true} is VALID [2020-07-28 18:59:41,484 INFO L280 TraceCheckUtils]: 5: Hoare triple {567#true} ~methAndRunningLastTime~0 := 0; {567#true} is VALID [2020-07-28 18:59:41,487 INFO L280 TraceCheckUtils]: 6: Hoare triple {567#true} havoc test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_#t~nondet34, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {569#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:41,487 INFO L280 TraceCheckUtils]: 7: Hoare triple {569#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {569#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:41,489 INFO L280 TraceCheckUtils]: 8: Hoare triple {569#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {568#false} is VALID [2020-07-28 18:59:41,489 INFO L280 TraceCheckUtils]: 9: Hoare triple {568#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {568#false} is VALID [2020-07-28 18:59:41,489 INFO L280 TraceCheckUtils]: 10: Hoare triple {568#false} assume !(0 != ~pumpRunning~0); {568#false} is VALID [2020-07-28 18:59:41,490 INFO L280 TraceCheckUtils]: 11: Hoare triple {568#false} assume !(0 != ~systemActive~0); {568#false} is VALID [2020-07-28 18:59:41,490 INFO L280 TraceCheckUtils]: 12: Hoare triple {568#false} havoc __utac_acc__Specification2_spec__2_#t~ret35, __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; {568#false} is VALID [2020-07-28 18:59:41,491 INFO L280 TraceCheckUtils]: 13: Hoare triple {568#false} __utac_acc__Specification2_spec__2_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret35 && __utac_acc__Specification2_spec__2_#t~ret35 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret35;havoc __utac_acc__Specification2_spec__2_#t~ret35; {568#false} is VALID [2020-07-28 18:59:41,491 INFO L280 TraceCheckUtils]: 14: Hoare triple {568#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {568#false} is VALID [2020-07-28 18:59:41,492 INFO L280 TraceCheckUtils]: 15: Hoare triple {568#false} __utac_acc__Specification2_spec__2_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {568#false} is VALID [2020-07-28 18:59:41,492 INFO L280 TraceCheckUtils]: 16: Hoare triple {568#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {568#false} is VALID [2020-07-28 18:59:41,492 INFO L280 TraceCheckUtils]: 17: Hoare triple {568#false} assume 0 != ~methAndRunningLastTime~0; {568#false} is VALID [2020-07-28 18:59:41,493 INFO L280 TraceCheckUtils]: 18: Hoare triple {568#false} assume !false; {568#false} is VALID [2020-07-28 18:59:41,496 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 18:59:41,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873962257] [2020-07-28 18:59:41,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:41,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:59:41,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597284289] [2020-07-28 18:59:41,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:41,504 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:41,504 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:41,549 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 18:59:41,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:41,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:41,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:41,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:41,550 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand 3 states. [2020-07-28 18:59:41,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:41,823 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2020-07-28 18:59:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:41,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:41,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:41,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 109 transitions. [2020-07-28 18:59:41,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 109 transitions. [2020-07-28 18:59:41,829 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 109 transitions. [2020-07-28 18:59:42,007 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:42,008 INFO L225 Difference]: With dead ends: 77 [2020-07-28 18:59:42,008 INFO L226 Difference]: Without dead ends: 37 [2020-07-28 18:59:42,010 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 18:59:42,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-28 18:59:42,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-28 18:59:42,037 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:42,037 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-28 18:59:42,037 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-28 18:59:42,037 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-28 18:59:42,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,042 INFO L93 Difference]: Finished difference Result 37 states and 52 transitions. [2020-07-28 18:59:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2020-07-28 18:59:42,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,043 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,043 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-28 18:59:42,044 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-28 18:59:42,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,049 INFO L93 Difference]: Finished difference Result 37 states and 52 transitions. [2020-07-28 18:59:42,050 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2020-07-28 18:59:42,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,051 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,051 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:42,051 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:42,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-28 18:59:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 52 transitions. [2020-07-28 18:59:42,054 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 52 transitions. Word has length 19 [2020-07-28 18:59:42,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:42,054 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 52 transitions. [2020-07-28 18:59:42,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2020-07-28 18:59:42,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:59:42,057 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:42,057 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 18:59:42,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:59:42,058 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:42,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:42,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1633990848, now seen corresponding path program 1 times [2020-07-28 18:59:42,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:42,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024158272] [2020-07-28 18:59:42,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:42,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {806#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {806#true} is VALID [2020-07-28 18:59:42,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {806#true} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {806#true} is VALID [2020-07-28 18:59:42,271 INFO L280 TraceCheckUtils]: 2: Hoare triple {806#true} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {808#(= 1 |ULTIMATE.start_valid_product_#res|)} is VALID [2020-07-28 18:59:42,272 INFO L280 TraceCheckUtils]: 3: Hoare triple {808#(= 1 |ULTIMATE.start_valid_product_#res|)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {809#(= 1 ULTIMATE.start_main_~tmp~5)} is VALID [2020-07-28 18:59:42,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {809#(= 1 ULTIMATE.start_main_~tmp~5)} assume 0 != main_~tmp~5; {806#true} is VALID [2020-07-28 18:59:42,273 INFO L280 TraceCheckUtils]: 5: Hoare triple {806#true} ~methAndRunningLastTime~0 := 0; {806#true} is VALID [2020-07-28 18:59:42,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {806#true} havoc test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_#t~nondet34, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {806#true} is VALID [2020-07-28 18:59:42,273 INFO L280 TraceCheckUtils]: 7: Hoare triple {806#true} assume !false; {806#true} is VALID [2020-07-28 18:59:42,274 INFO L280 TraceCheckUtils]: 8: Hoare triple {806#true} assume test_~splverifierCounter~0 < 4; {806#true} is VALID [2020-07-28 18:59:42,274 INFO L280 TraceCheckUtils]: 9: Hoare triple {806#true} assume -2147483648 <= test_#t~nondet31 && test_#t~nondet31 <= 2147483647;test_~tmp~3 := test_#t~nondet31;havoc test_#t~nondet31; {806#true} is VALID [2020-07-28 18:59:42,275 INFO L280 TraceCheckUtils]: 10: Hoare triple {806#true} assume !(0 != test_~tmp~3); {806#true} is VALID [2020-07-28 18:59:42,275 INFO L280 TraceCheckUtils]: 11: Hoare triple {806#true} assume -2147483648 <= test_#t~nondet32 && test_#t~nondet32 <= 2147483647;test_~tmp___0~1 := test_#t~nondet32;havoc test_#t~nondet32; {806#true} is VALID [2020-07-28 18:59:42,275 INFO L280 TraceCheckUtils]: 12: Hoare triple {806#true} assume !(0 != test_~tmp___0~1); {806#true} is VALID [2020-07-28 18:59:42,275 INFO L280 TraceCheckUtils]: 13: Hoare triple {806#true} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp___2~0 := test_#t~nondet33;havoc test_#t~nondet33; {806#true} is VALID [2020-07-28 18:59:42,276 INFO L280 TraceCheckUtils]: 14: Hoare triple {806#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {810#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:59:42,278 INFO L280 TraceCheckUtils]: 15: Hoare triple {810#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {810#(not (= 0 ~systemActive~0))} is VALID [2020-07-28 18:59:42,279 INFO L280 TraceCheckUtils]: 16: Hoare triple {810#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {807#false} is VALID [2020-07-28 18:59:42,280 INFO L280 TraceCheckUtils]: 17: Hoare triple {807#false} havoc __utac_acc__Specification2_spec__2_#t~ret35, __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; {807#false} is VALID [2020-07-28 18:59:42,280 INFO L280 TraceCheckUtils]: 18: Hoare triple {807#false} __utac_acc__Specification2_spec__2_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret35 && __utac_acc__Specification2_spec__2_#t~ret35 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret35;havoc __utac_acc__Specification2_spec__2_#t~ret35; {807#false} is VALID [2020-07-28 18:59:42,280 INFO L280 TraceCheckUtils]: 19: Hoare triple {807#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {807#false} is VALID [2020-07-28 18:59:42,280 INFO L280 TraceCheckUtils]: 20: Hoare triple {807#false} __utac_acc__Specification2_spec__2_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {807#false} is VALID [2020-07-28 18:59:42,281 INFO L280 TraceCheckUtils]: 21: Hoare triple {807#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {807#false} is VALID [2020-07-28 18:59:42,281 INFO L280 TraceCheckUtils]: 22: Hoare triple {807#false} assume 0 != ~methAndRunningLastTime~0; {807#false} is VALID [2020-07-28 18:59:42,281 INFO L280 TraceCheckUtils]: 23: Hoare triple {807#false} assume !false; {807#false} is VALID [2020-07-28 18:59:42,282 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 18:59:42,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024158272] [2020-07-28 18:59:42,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:42,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-28 18:59:42,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385798046] [2020-07-28 18:59:42,284 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:59:42,284 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:42,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:42,323 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 18:59:42,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:42,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:42,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:42,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:42,324 INFO L87 Difference]: Start difference. First operand 37 states and 52 transitions. Second operand 5 states. [2020-07-28 18:59:42,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,737 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2020-07-28 18:59:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 18:59:42,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-07-28 18:59:42,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:42,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 133 transitions. [2020-07-28 18:59:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 133 transitions. [2020-07-28 18:59:42,743 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 133 transitions. [2020-07-28 18:59:42,915 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:42,918 INFO L225 Difference]: With dead ends: 91 [2020-07-28 18:59:42,918 INFO L226 Difference]: Without dead ends: 61 [2020-07-28 18:59:42,919 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-28 18:59:42,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-07-28 18:59:42,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57. [2020-07-28 18:59:42,979 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:42,981 INFO L82 GeneralOperation]: Start isEquivalent. First operand 61 states. Second operand 57 states. [2020-07-28 18:59:42,981 INFO L74 IsIncluded]: Start isIncluded. First operand 61 states. Second operand 57 states. [2020-07-28 18:59:42,981 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 57 states. [2020-07-28 18:59:42,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,984 INFO L93 Difference]: Finished difference Result 61 states and 87 transitions. [2020-07-28 18:59:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-07-28 18:59:42,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,984 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,985 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 61 states. [2020-07-28 18:59:42,985 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 61 states. [2020-07-28 18:59:42,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,988 INFO L93 Difference]: Finished difference Result 61 states and 87 transitions. [2020-07-28 18:59:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-07-28 18:59:42,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,989 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,989 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:42,989 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-07-28 18:59:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 83 transitions. [2020-07-28 18:59:42,992 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 83 transitions. Word has length 24 [2020-07-28 18:59:42,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:42,992 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 83 transitions. [2020-07-28 18:59:42,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2020-07-28 18:59:42,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:59:42,993 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:42,993 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 18:59:42,994 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:59:42,994 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:42,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:42,994 INFO L82 PathProgramCache]: Analyzing trace with hash 584858649, now seen corresponding path program 1 times [2020-07-28 18:59:42,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:42,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881253696] [2020-07-28 18:59:42,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:43,087 INFO L280 TraceCheckUtils]: 0: Hoare triple {1149#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,088 INFO L280 TraceCheckUtils]: 1: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,089 INFO L280 TraceCheckUtils]: 2: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,090 INFO L280 TraceCheckUtils]: 3: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,090 INFO L280 TraceCheckUtils]: 4: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~5; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,091 INFO L280 TraceCheckUtils]: 5: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} ~methAndRunningLastTime~0 := 0; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,092 INFO L280 TraceCheckUtils]: 6: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_#t~nondet34, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,092 INFO L280 TraceCheckUtils]: 7: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume !false; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,093 INFO L280 TraceCheckUtils]: 8: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,094 INFO L280 TraceCheckUtils]: 9: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet31 && test_#t~nondet31 <= 2147483647;test_~tmp~3 := test_#t~nondet31;havoc test_#t~nondet31; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,094 INFO L280 TraceCheckUtils]: 10: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~3); {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,095 INFO L280 TraceCheckUtils]: 11: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet32 && test_#t~nondet32 <= 2147483647;test_~tmp___0~1 := test_#t~nondet32;havoc test_#t~nondet32; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,096 INFO L280 TraceCheckUtils]: 12: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~1); {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,097 INFO L280 TraceCheckUtils]: 13: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp___2~0 := test_#t~nondet33;havoc test_#t~nondet33; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,097 INFO L280 TraceCheckUtils]: 14: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,098 INFO L280 TraceCheckUtils]: 15: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,098 INFO L280 TraceCheckUtils]: 16: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret11, processEnvironment_~tmp~0;havoc processEnvironment_~tmp~0; {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,099 INFO L280 TraceCheckUtils]: 17: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {1151#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:43,100 INFO L280 TraceCheckUtils]: 18: Hoare triple {1151#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification2_spec__2_#t~ret35, __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; {1152#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:59:43,101 INFO L280 TraceCheckUtils]: 19: Hoare triple {1152#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification2_spec__2_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret35 && __utac_acc__Specification2_spec__2_#t~ret35 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret35;havoc __utac_acc__Specification2_spec__2_#t~ret35; {1153#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)} is VALID [2020-07-28 18:59:43,101 INFO L280 TraceCheckUtils]: 20: Hoare triple {1153#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {1150#false} is VALID [2020-07-28 18:59:43,101 INFO L280 TraceCheckUtils]: 21: Hoare triple {1150#false} __utac_acc__Specification2_spec__2_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {1150#false} is VALID [2020-07-28 18:59:43,102 INFO L280 TraceCheckUtils]: 22: Hoare triple {1150#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {1150#false} is VALID [2020-07-28 18:59:43,102 INFO L280 TraceCheckUtils]: 23: Hoare triple {1150#false} assume 0 != ~methAndRunningLastTime~0; {1150#false} is VALID [2020-07-28 18:59:43,102 INFO L280 TraceCheckUtils]: 24: Hoare triple {1150#false} assume !false; {1150#false} is VALID [2020-07-28 18:59:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:59:43,104 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881253696] [2020-07-28 18:59:43,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:43,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:43,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795308044] [2020-07-28 18:59:43,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:43,105 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:43,105 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:43,137 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 18:59:43,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:43,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:43,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:43,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:43,139 INFO L87 Difference]: Start difference. First operand 57 states and 83 transitions. Second operand 5 states. [2020-07-28 18:59:43,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:43,997 INFO L93 Difference]: Finished difference Result 261 states and 400 transitions. [2020-07-28 18:59:43,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:59:43,997 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:43,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:43,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 256 transitions. [2020-07-28 18:59:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 256 transitions. [2020-07-28 18:59:44,005 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 256 transitions. [2020-07-28 18:59:44,323 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 256 edges. 256 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:44,332 INFO L225 Difference]: With dead ends: 261 [2020-07-28 18:59:44,333 INFO L226 Difference]: Without dead ends: 211 [2020-07-28 18:59:44,334 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 18:59:44,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-07-28 18:59:44,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 99. [2020-07-28 18:59:44,487 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:44,487 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand 99 states. [2020-07-28 18:59:44,487 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand 99 states. [2020-07-28 18:59:44,487 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 99 states. [2020-07-28 18:59:44,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:44,497 INFO L93 Difference]: Finished difference Result 211 states and 319 transitions. [2020-07-28 18:59:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 319 transitions. [2020-07-28 18:59:44,499 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:44,499 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:44,500 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 211 states. [2020-07-28 18:59:44,500 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 211 states. [2020-07-28 18:59:44,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:44,509 INFO L93 Difference]: Finished difference Result 211 states and 319 transitions. [2020-07-28 18:59:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 319 transitions. [2020-07-28 18:59:44,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:44,511 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:44,511 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:44,511 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-28 18:59:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2020-07-28 18:59:44,516 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 25 [2020-07-28 18:59:44,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:44,516 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2020-07-28 18:59:44,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2020-07-28 18:59:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 18:59:44,518 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:44,518 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 18:59:44,518 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:59:44,519 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:44,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:44,519 INFO L82 PathProgramCache]: Analyzing trace with hash 690628753, now seen corresponding path program 1 times [2020-07-28 18:59:44,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:44,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517382636] [2020-07-28 18:59:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:44,615 INFO L280 TraceCheckUtils]: 0: Hoare triple {2095#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,616 INFO L280 TraceCheckUtils]: 1: Hoare triple {2097#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~8, main_~tmp~5;havoc main_~retValue_acc~8;havoc main_~tmp~5; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,617 INFO L280 TraceCheckUtils]: 2: Hoare triple {2097#(= 0 ~pumpRunning~0)} havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,618 INFO L280 TraceCheckUtils]: 3: Hoare triple {2097#(= 0 ~pumpRunning~0)} main_#t~ret37 := valid_product_#res;assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647;main_~tmp~5 := main_#t~ret37;havoc main_#t~ret37; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,619 INFO L280 TraceCheckUtils]: 4: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~5; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,620 INFO L280 TraceCheckUtils]: 5: Hoare triple {2097#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,620 INFO L280 TraceCheckUtils]: 6: Hoare triple {2097#(= 0 ~pumpRunning~0)} havoc test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_#t~nondet34, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,621 INFO L280 TraceCheckUtils]: 7: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume !false; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,622 INFO L280 TraceCheckUtils]: 8: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,623 INFO L280 TraceCheckUtils]: 9: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet31 && test_#t~nondet31 <= 2147483647;test_~tmp~3 := test_#t~nondet31;havoc test_#t~nondet31; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,624 INFO L280 TraceCheckUtils]: 10: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~3); {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,624 INFO L280 TraceCheckUtils]: 11: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet32 && test_#t~nondet32 <= 2147483647;test_~tmp___0~1 := test_#t~nondet32;havoc test_#t~nondet32; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,625 INFO L280 TraceCheckUtils]: 12: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~1; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,626 INFO L280 TraceCheckUtils]: 13: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,627 INFO L280 TraceCheckUtils]: 14: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet33 && test_#t~nondet33 <= 2147483647;test_~tmp___2~0 := test_#t~nondet33;havoc test_#t~nondet33; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,631 INFO L280 TraceCheckUtils]: 17: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret11, processEnvironment_~tmp~0;havoc processEnvironment_~tmp~0; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,631 INFO L280 TraceCheckUtils]: 18: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {2097#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret35, __utac_acc__Specification2_spec__2_#t~ret36, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,632 INFO L280 TraceCheckUtils]: 20: Hoare triple {2097#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret35 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret35 && __utac_acc__Specification2_spec__2_#t~ret35 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret35;havoc __utac_acc__Specification2_spec__2_#t~ret35; {2097#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:44,634 INFO L280 TraceCheckUtils]: 21: Hoare triple {2097#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~4;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~6;havoc isPumpRunning_~retValue_acc~6;isPumpRunning_~retValue_acc~6 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~6; {2098#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:59:44,636 INFO L280 TraceCheckUtils]: 22: Hoare triple {2098#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret36 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret36 && __utac_acc__Specification2_spec__2_#t~ret36 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2 := __utac_acc__Specification2_spec__2_#t~ret36;havoc __utac_acc__Specification2_spec__2_#t~ret36; {2099#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~2)} is VALID [2020-07-28 18:59:44,637 INFO L280 TraceCheckUtils]: 23: Hoare triple {2099#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~2)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2; {2096#false} is VALID [2020-07-28 18:59:44,637 INFO L280 TraceCheckUtils]: 24: Hoare triple {2096#false} assume 0 != ~methAndRunningLastTime~0; {2096#false} is VALID [2020-07-28 18:59:44,638 INFO L280 TraceCheckUtils]: 25: Hoare triple {2096#false} assume !false; {2096#false} is VALID [2020-07-28 18:59:44,639 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 18:59:44,640 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517382636] [2020-07-28 18:59:44,640 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:44,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:44,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998387529] [2020-07-28 18:59:44,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:44,641 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:44,641 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:44,680 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 18:59:44,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:44,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:44,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:44,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:44,681 INFO L87 Difference]: Start difference. First operand 99 states and 144 transitions. Second operand 5 states. [2020-07-28 18:59:45,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:45,439 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2020-07-28 18:59:45,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:59:45,439 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:45,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2020-07-28 18:59:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2020-07-28 18:59:45,444 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 142 transitions. [2020-07-28 18:59:45,613 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 142 edges. 142 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:45,613 INFO L225 Difference]: With dead ends: 289 [2020-07-28 18:59:45,613 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:59:45,616 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 18:59:45,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:59:45,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:59:45,616 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:45,617 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:45,617 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:45,617 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:45,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:45,618 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:45,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:45,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:45,618 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:45,618 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:45,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:45,619 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:45,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:45,619 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:45,619 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:45,619 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:45,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:59:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:59:45,620 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-07-28 18:59:45,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:45,620 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:59:45,620 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:45,621 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:45,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:45,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:59:45,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:59:46,238 INFO L268 CegarLoopResult]: For program point L415(lines 415 421) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L264 CegarLoopResult]: At program point L415-1(lines 415 421) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 242) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,239 INFO L268 CegarLoopResult]: For program point L350-3(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,240 INFO L268 CegarLoopResult]: For program point L350-5(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,240 INFO L268 CegarLoopResult]: For program point L350-6(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,240 INFO L268 CegarLoopResult]: For program point L350-8(lines 350 354) no Hoare annotation was computed. [2020-07-28 18:59:46,240 INFO L268 CegarLoopResult]: For program point L433(lines 433 439) no Hoare annotation was computed. [2020-07-28 18:59:46,240 INFO L264 CegarLoopResult]: At program point L433-1(lines 198 204) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,240 INFO L264 CegarLoopResult]: At program point L301(lines 296 304) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L301-1(lines 296 304) the Hoare annotation is: false [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L301-2(lines 296 304) the Hoare annotation is: false [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L137(lines 132 140) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L137-1(lines 132 140) the Hoare annotation is: false [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L137-2(lines 132 140) the Hoare annotation is: false [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L205(lines 205 211) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L205-1(lines 205 211) the Hoare annotation is: false [2020-07-28 18:59:46,241 INFO L264 CegarLoopResult]: At program point L205-2(lines 205 211) the Hoare annotation is: false [2020-07-28 18:59:46,242 INFO L264 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0)) [2020-07-28 18:59:46,242 INFO L271 CegarLoopResult]: At program point L585(lines 566 588) the Hoare annotation is: true [2020-07-28 18:59:46,242 INFO L264 CegarLoopResult]: At program point L552(lines 548 554) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,242 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:59:46,242 INFO L268 CegarLoopResult]: For program point L124(lines 124 128) no Hoare annotation was computed. [2020-07-28 18:59:46,242 INFO L268 CegarLoopResult]: For program point L471(lines 471 488) no Hoare annotation was computed. [2020-07-28 18:59:46,242 INFO L264 CegarLoopResult]: At program point L471-1(lines 1 954) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,242 INFO L264 CegarLoopResult]: At program point L504-2(lines 504 518) the Hoare annotation is: false [2020-07-28 18:59:46,242 INFO L268 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-07-28 18:59:46,243 INFO L268 CegarLoopResult]: For program point L471-2(lines 471 488) no Hoare annotation was computed. [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L405-1(lines 405 411) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L471-3(lines 1 954) the Hoare annotation is: false [2020-07-28 18:59:46,243 INFO L268 CegarLoopResult]: For program point L471-4(lines 471 488) no Hoare annotation was computed. [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L471-5(lines 1 954) the Hoare annotation is: false [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L356(lines 341 359) the Hoare annotation is: false [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L356-1(lines 341 359) the Hoare annotation is: false [2020-07-28 18:59:46,243 INFO L264 CegarLoopResult]: At program point L356-2(lines 341 359) the Hoare annotation is: false [2020-07-28 18:59:46,243 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L425(lines 425 440) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L475(lines 475 485) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L508-1(lines 198 204) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L475-2(lines 475 485) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L268 CegarLoopResult]: For program point L475-4(lines 475 485) no Hoare annotation was computed. [2020-07-28 18:59:46,244 INFO L264 CegarLoopResult]: At program point L178(lines 173 181) the Hoare annotation is: false [2020-07-28 18:59:46,244 INFO L264 CegarLoopResult]: At program point L178-1(lines 173 181) the Hoare annotation is: false [2020-07-28 18:59:46,245 INFO L268 CegarLoopResult]: For program point L112(lines 112 116) no Hoare annotation was computed. [2020-07-28 18:59:46,245 INFO L264 CegarLoopResult]: At program point L178-2(lines 173 181) the Hoare annotation is: false [2020-07-28 18:59:46,245 INFO L268 CegarLoopResult]: For program point L476(lines 476 482) no Hoare annotation was computed. [2020-07-28 18:59:46,245 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 482) no Hoare annotation was computed. [2020-07-28 18:59:46,245 INFO L268 CegarLoopResult]: For program point L476-4(lines 476 482) no Hoare annotation was computed. [2020-07-28 18:59:46,245 INFO L264 CegarLoopResult]: At program point L460(lines 455 462) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 |ULTIMATE.start_valid_product_#res|) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,245 INFO L268 CegarLoopResult]: For program point L576(lines 576 583) no Hoare annotation was computed. [2020-07-28 18:59:46,245 INFO L271 CegarLoopResult]: At program point L576-1(lines 576 583) the Hoare annotation is: true [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point L230(lines 230 247) no Hoare annotation was computed. [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point L230-1(lines 230 247) no Hoare annotation was computed. [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point L230-2(lines 230 247) no Hoare annotation was computed. [2020-07-28 18:59:46,246 INFO L264 CegarLoopResult]: At program point L65(lines 1 954) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0)) [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:59:46,246 INFO L264 CegarLoopResult]: At program point L445(lines 394 446) the Hoare annotation is: false [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,246 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L82-1(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L82-2(line 82) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L396(lines 395 444) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L264 CegarLoopResult]: At program point L198(lines 197 216) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L198-1(lines 198 204) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L264 CegarLoopResult]: At program point L198-2(lines 197 216) the Hoare annotation is: false [2020-07-28 18:59:46,247 INFO L264 CegarLoopResult]: At program point L198-3(lines 197 216) the Hoare annotation is: false [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-28 18:59:46,247 INFO L268 CegarLoopResult]: For program point L364(lines 364 370) no Hoare annotation was computed. [2020-07-28 18:59:46,248 INFO L264 CegarLoopResult]: At program point L364-1(lines 364 370) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 |ULTIMATE.start_valid_product_#res|) (= 0 ~pumpRunning~0) (= 1 ULTIMATE.start_main_~tmp~5)) [2020-07-28 18:59:46,248 INFO L268 CegarLoopResult]: For program point L100(lines 100 104) no Hoare annotation was computed. [2020-07-28 18:59:46,248 INFO L268 CegarLoopResult]: For program point L100-3(lines 100 104) no Hoare annotation was computed. [2020-07-28 18:59:46,248 INFO L268 CegarLoopResult]: For program point L100-6(lines 100 104) no Hoare annotation was computed. [2020-07-28 18:59:46,252 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:59:46,252 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:59:46,259 WARN L170 areAnnotationChecker]: L576 has no Hoare annotation [2020-07-28 18:59:46,259 WARN L170 areAnnotationChecker]: L576 has no Hoare annotation [2020-07-28 18:59:46,259 WARN L170 areAnnotationChecker]: L576 has no Hoare annotation [2020-07-28 18:59:46,261 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:46,261 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 18:59:46,261 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:46,261 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L198-1 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L100-3 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L100-3 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L230-1 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-28 18:59:46,262 WARN L170 areAnnotationChecker]: L230-1 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L230-1 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L350-3 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L471-2 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-28 18:59:46,263 WARN L170 areAnnotationChecker]: L350-3 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L350-3 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L471-2 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L471-2 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L350-5 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L475-2 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-28 18:59:46,264 WARN L170 areAnnotationChecker]: L425 has no Hoare annotation [2020-07-28 18:59:46,265 WARN L170 areAnnotationChecker]: L234-1 has no Hoare annotation [2020-07-28 18:59:46,265 WARN L170 areAnnotationChecker]: L475-2 has no Hoare annotation [2020-07-28 18:59:46,265 WARN L170 areAnnotationChecker]: L475-2 has no Hoare annotation [2020-07-28 18:59:46,265 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-28 18:59:46,265 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L234-1 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L234-1 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 18:59:46,268 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-28 18:59:46,269 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 18:59:46,272 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L82-1 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L82-1 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 18:59:46,273 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 18:59:46,275 WARN L170 areAnnotationChecker]: L508-1 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L508-1 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L100-6 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L100-6 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-28 18:59:46,276 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L230-2 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L350-6 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L471-4 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-28 18:59:46,277 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L350-6 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L350-6 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L471-4 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L471-4 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L350-8 has no Hoare annotation [2020-07-28 18:59:46,278 WARN L170 areAnnotationChecker]: L475-4 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L234-2 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L475-4 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L475-4 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L234-2 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L234-2 has no Hoare annotation [2020-07-28 18:59:46,279 WARN L170 areAnnotationChecker]: L476-4 has no Hoare annotation [2020-07-28 18:59:46,280 WARN L170 areAnnotationChecker]: L476-4 has no Hoare annotation [2020-07-28 18:59:46,280 WARN L170 areAnnotationChecker]: L82-2 has no Hoare annotation [2020-07-28 18:59:46,280 WARN L170 areAnnotationChecker]: L82-2 has no Hoare annotation [2020-07-28 18:59:46,280 INFO L163 areAnnotationChecker]: CFG has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:59:46,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:59:46 BoogieIcfgContainer [2020-07-28 18:59:46,300 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:59:46,300 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:59:46,300 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:59:46,300 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:59:46,301 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:40" (3/4) ... [2020-07-28 18:59:46,310 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:59:46,330 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:59:46,331 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:59:46,332 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:59:46,332 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:59:46,333 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:59:46,333 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:46,334 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:46,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning [2020-07-28 18:59:46,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,369 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,369 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,369 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,370 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,371 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,372 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == splverifierCounter && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp [2020-07-28 18:59:46,437 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:59:46,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:59:46,440 INFO L168 Benchmark]: Toolchain (without parser) took 8653.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 182.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,440 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:46,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:46,441 INFO L168 Benchmark]: Boogie Preprocessor took 58.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,442 INFO L168 Benchmark]: RCFGBuilder took 1479.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.8 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,442 INFO L168 Benchmark]: TraceAbstraction took 6163.02 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 154.1 MB). Free memory was 976.8 MB in the beginning and 1.1 GB in the end (delta: -102.4 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,442 INFO L168 Benchmark]: Witness Printer took 136.71 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:46,444 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 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 726.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1479.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.8 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6163.02 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 154.1 MB). Free memory was 976.8 MB in the beginning and 1.1 GB in the end (delta: -102.4 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. * Witness Printer took 136.71 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 82]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 82]: 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: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == \result) && !(0 == systemActive)) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && !(0 == systemActive)) && 0 == pumpRunning - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && 1 == \result) && 0 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 1 == \result) && 0 == pumpRunning) && 1 == tmp - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 81 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 348 SDtfs, 501 SDslu, 364 SDs, 0 SdLazy, 51 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 199 HoareAnnotationTreeSize, 33 FomulaSimplifications, 3120 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 1012 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4755 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...