./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product26.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_product26.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 9a9facaada73db60539ede7a668b71ce2a4ae420 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 18:59:34,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:59:34,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:59:34,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:59:34,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:59:34,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:59:34,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:59:34,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:59:34,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:59:34,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:59:34,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:59:34,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:59:34,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:59:34,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:59:34,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:59:34,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:59:34,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:59:34,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:59:34,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:59:34,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:59:34,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:59:34,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:59:34,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:59:34,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:59:34,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:59:34,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:59:34,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:59:34,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:59:34,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:59:34,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:59:34,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:59:34,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:59:34,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:59:34,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:59:34,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:59:34,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:59:34,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:59:34,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:59:34,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:59:34,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:59:34,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:59:34,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:59:34,919 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:59:34,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:59:34,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:59:34,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:59:34,920 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:59:34,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:59:34,921 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:59:34,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:59:34,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:59:34,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:59:34,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:59:34,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:59:34,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:59:34,922 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:59:34,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:59:34,923 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:59:34,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:59:34,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:59:34,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:59:34,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:59:34,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:59:34,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:59:34,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:59:34,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:59:34,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:59:34,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:59:34,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:59:34,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:59:34,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:59:34,926 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 -> 9a9facaada73db60539ede7a668b71ce2a4ae420 [2020-07-28 18:59:35,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:59:35,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:59:35,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:59:35,275 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:59:35,275 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:59:35,276 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-07-28 18:59:35,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92950f92/50b6a7af744d46279b3a1329761ef033/FLAG6f4c7979c [2020-07-28 18:59:35,900 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:59:35,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-07-28 18:59:35,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92950f92/50b6a7af744d46279b3a1329761ef033/FLAG6f4c7979c [2020-07-28 18:59:36,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92950f92/50b6a7af744d46279b3a1329761ef033 [2020-07-28 18:59:36,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:59:36,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:59:36,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:36,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:59:36,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:59:36,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e36648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36, skipping insertion in model container [2020-07-28 18:59:36,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:59:36,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:59:36,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:36,674 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:59:36,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:59:36,821 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:59:36,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36 WrapperNode [2020-07-28 18:59:36,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:59:36,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:36,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:59:36,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:59:36,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:59:36,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:59:36,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:59:36,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:59:36,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (1/1) ... [2020-07-28 18:59:36,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:59:36,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:59:36,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:59:36,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:59:36,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (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 18:59:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 18:59:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 18:59:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:59:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:59:38,424 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:59:38,424 INFO L295 CfgBuilder]: Removed 100 assume(true) statements. [2020-07-28 18:59:38,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:38 BoogieIcfgContainer [2020-07-28 18:59:38,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:59:38,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:59:38,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:59:38,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:59:38,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:59:36" (1/3) ... [2020-07-28 18:59:38,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d3772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:38, skipping insertion in model container [2020-07-28 18:59:38,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:59:36" (2/3) ... [2020-07-28 18:59:38,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d3772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:59:38, skipping insertion in model container [2020-07-28 18:59:38,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:38" (3/3) ... [2020-07-28 18:59:38,442 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2020-07-28 18:59:38,453 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:59:38,461 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-07-28 18:59:38,476 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-07-28 18:59:38,505 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:59:38,505 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:59:38,506 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:59:38,506 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:59:38,507 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:59:38,507 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:59:38,507 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:59:38,507 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:59:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2020-07-28 18:59:38,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 18:59:38,531 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:38,532 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 18:59:38,532 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:38,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:38,537 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2020-07-28 18:59:38,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:38,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361964532] [2020-07-28 18:59:38,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:38,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {82#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {82#true} is VALID [2020-07-28 18:59:38,899 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {82#true} is VALID [2020-07-28 18:59:38,899 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#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; {82#true} is VALID [2020-07-28 18:59:38,900 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {82#true} is VALID [2020-07-28 18:59:38,901 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} assume 0 != main_~tmp~1; {82#true} is VALID [2020-07-28 18:59:38,901 INFO L280 TraceCheckUtils]: 5: Hoare triple {82#true} ~methAndRunningLastTime~0 := 0; {82#true} is VALID [2020-07-28 18:59:38,902 INFO L280 TraceCheckUtils]: 6: Hoare triple {82#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {82#true} is VALID [2020-07-28 18:59:38,903 INFO L280 TraceCheckUtils]: 7: Hoare triple {82#true} assume !true; {83#false} is VALID [2020-07-28 18:59:38,904 INFO L280 TraceCheckUtils]: 8: Hoare triple {83#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {83#false} is VALID [2020-07-28 18:59:38,904 INFO L280 TraceCheckUtils]: 9: Hoare triple {83#false} assume !(0 != ~pumpRunning~0); {83#false} is VALID [2020-07-28 18:59:38,905 INFO L280 TraceCheckUtils]: 10: Hoare triple {83#false} assume !(0 != ~systemActive~0); {83#false} is VALID [2020-07-28 18:59:38,905 INFO L280 TraceCheckUtils]: 11: Hoare triple {83#false} havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {83#false} is VALID [2020-07-28 18:59:38,906 INFO L280 TraceCheckUtils]: 12: Hoare triple {83#false} __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {83#false} is VALID [2020-07-28 18:59:38,906 INFO L280 TraceCheckUtils]: 13: Hoare triple {83#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {83#false} is VALID [2020-07-28 18:59:38,907 INFO L280 TraceCheckUtils]: 14: Hoare triple {83#false} __utac_acc__Specification2_spec__2_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret2 && __utac_acc__Specification2_spec__2_#t~ret2 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret2;havoc __utac_acc__Specification2_spec__2_#t~ret2; {83#false} is VALID [2020-07-28 18:59:38,907 INFO L280 TraceCheckUtils]: 15: Hoare triple {83#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {83#false} is VALID [2020-07-28 18:59:38,908 INFO L280 TraceCheckUtils]: 16: Hoare triple {83#false} assume 0 != ~methAndRunningLastTime~0; {83#false} is VALID [2020-07-28 18:59:38,908 INFO L280 TraceCheckUtils]: 17: Hoare triple {83#false} assume !false; {83#false} is VALID [2020-07-28 18:59:38,912 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 18:59:38,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361964532] [2020-07-28 18:59:38,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:38,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:59:38,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652838401] [2020-07-28 18:59:38,923 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:38,925 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:38,930 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:59:38,971 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 18:59:38,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:59:38,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:38,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:59:38,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:59:38,985 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2020-07-28 18:59:39,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:39,260 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2020-07-28 18:59:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:59:39,261 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-07-28 18:59:39,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:39,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 228 transitions. [2020-07-28 18:59:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:59:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 228 transitions. [2020-07-28 18:59:39,281 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 228 transitions. [2020-07-28 18:59:39,580 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 228 edges. 228 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:39,595 INFO L225 Difference]: With dead ends: 151 [2020-07-28 18:59:39,595 INFO L226 Difference]: Without dead ends: 75 [2020-07-28 18:59:39,600 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 18:59:39,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-07-28 18:59:39,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-07-28 18:59:39,685 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:39,685 INFO L82 GeneralOperation]: Start isEquivalent. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:39,686 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:39,686 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:39,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:39,691 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:39,692 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:39,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:39,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:39,693 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:39,693 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 75 states. [2020-07-28 18:59:39,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:39,701 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:39,701 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:39,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:39,703 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:39,703 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:39,704 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:39,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-07-28 18:59:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2020-07-28 18:59:39,713 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2020-07-28 18:59:39,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:39,714 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2020-07-28 18:59:39,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:59:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-07-28 18:59:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 18:59:39,719 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:39,719 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 18:59:39,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:59:39,720 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:39,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:39,721 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2020-07-28 18:59:39,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:39,723 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710732566] [2020-07-28 18:59:39,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:39,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {552#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {552#true} is VALID [2020-07-28 18:59:39,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {552#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {552#true} is VALID [2020-07-28 18:59:39,906 INFO L280 TraceCheckUtils]: 2: Hoare triple {552#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; {552#true} is VALID [2020-07-28 18:59:39,906 INFO L280 TraceCheckUtils]: 3: Hoare triple {552#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {552#true} is VALID [2020-07-28 18:59:39,906 INFO L280 TraceCheckUtils]: 4: Hoare triple {552#true} assume 0 != main_~tmp~1; {552#true} is VALID [2020-07-28 18:59:39,906 INFO L280 TraceCheckUtils]: 5: Hoare triple {552#true} ~methAndRunningLastTime~0 := 0; {552#true} is VALID [2020-07-28 18:59:39,908 INFO L280 TraceCheckUtils]: 6: Hoare triple {552#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {554#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:39,909 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !false; {554#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} is VALID [2020-07-28 18:59:39,910 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= 0 ULTIMATE.start_test_~splverifierCounter~0)} assume !(test_~splverifierCounter~0 < 4); {553#false} is VALID [2020-07-28 18:59:39,910 INFO L280 TraceCheckUtils]: 9: Hoare triple {553#false} havoc cleanup_~i~0, cleanup_~__cil_tmp2~0;havoc cleanup_~i~0;havoc cleanup_~__cil_tmp2~0; {553#false} is VALID [2020-07-28 18:59:39,910 INFO L280 TraceCheckUtils]: 10: Hoare triple {553#false} assume !(0 != ~pumpRunning~0); {553#false} is VALID [2020-07-28 18:59:39,911 INFO L280 TraceCheckUtils]: 11: Hoare triple {553#false} assume !(0 != ~systemActive~0); {553#false} is VALID [2020-07-28 18:59:39,911 INFO L280 TraceCheckUtils]: 12: Hoare triple {553#false} havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {553#false} is VALID [2020-07-28 18:59:39,911 INFO L280 TraceCheckUtils]: 13: Hoare triple {553#false} __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {553#false} is VALID [2020-07-28 18:59:39,911 INFO L280 TraceCheckUtils]: 14: Hoare triple {553#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {553#false} is VALID [2020-07-28 18:59:39,912 INFO L280 TraceCheckUtils]: 15: Hoare triple {553#false} __utac_acc__Specification2_spec__2_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret2 && __utac_acc__Specification2_spec__2_#t~ret2 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret2;havoc __utac_acc__Specification2_spec__2_#t~ret2; {553#false} is VALID [2020-07-28 18:59:39,912 INFO L280 TraceCheckUtils]: 16: Hoare triple {553#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {553#false} is VALID [2020-07-28 18:59:39,912 INFO L280 TraceCheckUtils]: 17: Hoare triple {553#false} assume 0 != ~methAndRunningLastTime~0; {553#false} is VALID [2020-07-28 18:59:39,913 INFO L280 TraceCheckUtils]: 18: Hoare triple {553#false} assume !false; {553#false} is VALID [2020-07-28 18:59:39,914 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 18:59:39,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710732566] [2020-07-28 18:59:39,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:39,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:59:39,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697844319] [2020-07-28 18:59:39,918 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:39,918 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:39,918 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:39,952 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 18:59:39,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:39,952 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:39,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:39,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:39,953 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2020-07-28 18:59:40,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,161 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-07-28 18:59:40,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:40,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-28 18:59:40,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 106 transitions. [2020-07-28 18:59:40,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 106 transitions. [2020-07-28 18:59:40,168 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 106 transitions. [2020-07-28 18:59:40,328 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:40,331 INFO L225 Difference]: With dead ends: 75 [2020-07-28 18:59:40,331 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 18:59:40,332 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 18:59:40,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 18:59:40,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 18:59:40,378 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:40,379 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,379 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,379 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,381 INFO L93 Difference]: Finished difference Result 35 states and 49 transitions. [2020-07-28 18:59:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:40,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:40,382 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:40,382 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,383 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,385 INFO L93 Difference]: Finished difference Result 35 states and 49 transitions. [2020-07-28 18:59:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:40,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:40,386 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:40,386 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:40,387 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 18:59:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-07-28 18:59:40,389 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2020-07-28 18:59:40,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:40,389 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-07-28 18:59:40,389 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:40,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-07-28 18:59:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-28 18:59:40,390 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:40,391 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 18:59:40,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:59:40,391 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:40,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:40,393 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2020-07-28 18:59:40,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:40,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303078866] [2020-07-28 18:59:40,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:40,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {781#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {781#true} is VALID [2020-07-28 18:59:40,475 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {781#true} is VALID [2020-07-28 18:59:40,475 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#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; {781#true} is VALID [2020-07-28 18:59:40,476 INFO L280 TraceCheckUtils]: 3: Hoare triple {781#true} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {781#true} is VALID [2020-07-28 18:59:40,476 INFO L280 TraceCheckUtils]: 4: Hoare triple {781#true} assume 0 != main_~tmp~1; {781#true} is VALID [2020-07-28 18:59:40,477 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} ~methAndRunningLastTime~0 := 0; {781#true} is VALID [2020-07-28 18:59:40,477 INFO L280 TraceCheckUtils]: 6: Hoare triple {781#true} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {781#true} is VALID [2020-07-28 18:59:40,477 INFO L280 TraceCheckUtils]: 7: Hoare triple {781#true} assume !false; {781#true} is VALID [2020-07-28 18:59:40,477 INFO L280 TraceCheckUtils]: 8: Hoare triple {781#true} assume test_~splverifierCounter~0 < 4; {781#true} is VALID [2020-07-28 18:59:40,478 INFO L280 TraceCheckUtils]: 9: Hoare triple {781#true} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; {781#true} is VALID [2020-07-28 18:59:40,478 INFO L280 TraceCheckUtils]: 10: Hoare triple {781#true} assume !(0 != test_~tmp~8); {781#true} is VALID [2020-07-28 18:59:40,478 INFO L280 TraceCheckUtils]: 11: Hoare triple {781#true} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; {781#true} is VALID [2020-07-28 18:59:40,479 INFO L280 TraceCheckUtils]: 12: Hoare triple {781#true} assume !(0 != test_~tmp___0~2); {781#true} is VALID [2020-07-28 18:59:40,479 INFO L280 TraceCheckUtils]: 13: Hoare triple {781#true} assume -2147483648 <= test_#t~nondet71 && test_#t~nondet71 <= 2147483647;test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; {781#true} is VALID [2020-07-28 18:59:40,480 INFO L280 TraceCheckUtils]: 14: Hoare triple {781#true} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {783#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:40,481 INFO L280 TraceCheckUtils]: 15: Hoare triple {783#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {783#(= 1 ~systemActive~0)} is VALID [2020-07-28 18:59:40,482 INFO L280 TraceCheckUtils]: 16: Hoare triple {783#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {782#false} is VALID [2020-07-28 18:59:40,483 INFO L280 TraceCheckUtils]: 17: Hoare triple {782#false} havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {782#false} is VALID [2020-07-28 18:59:40,483 INFO L280 TraceCheckUtils]: 18: Hoare triple {782#false} __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {782#false} is VALID [2020-07-28 18:59:40,483 INFO L280 TraceCheckUtils]: 19: Hoare triple {782#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {782#false} is VALID [2020-07-28 18:59:40,484 INFO L280 TraceCheckUtils]: 20: Hoare triple {782#false} __utac_acc__Specification2_spec__2_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret2 && __utac_acc__Specification2_spec__2_#t~ret2 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret2;havoc __utac_acc__Specification2_spec__2_#t~ret2; {782#false} is VALID [2020-07-28 18:59:40,484 INFO L280 TraceCheckUtils]: 21: Hoare triple {782#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {782#false} is VALID [2020-07-28 18:59:40,485 INFO L280 TraceCheckUtils]: 22: Hoare triple {782#false} assume 0 != ~methAndRunningLastTime~0; {782#false} is VALID [2020-07-28 18:59:40,485 INFO L280 TraceCheckUtils]: 23: Hoare triple {782#false} assume !false; {782#false} is VALID [2020-07-28 18:59:40,486 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 18:59:40,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303078866] [2020-07-28 18:59:40,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:40,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 18:59:40,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298951170] [2020-07-28 18:59:40,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:40,488 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:40,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 18:59:40,523 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 18:59:40,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 18:59:40,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:40,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 18:59:40,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 18:59:40,524 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-07-28 18:59:40,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,671 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2020-07-28 18:59:40,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 18:59:40,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-07-28 18:59:40,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:40,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2020-07-28 18:59:40,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 18:59:40,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2020-07-28 18:59:40,676 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 91 transitions. [2020-07-28 18:59:40,785 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:40,786 INFO L225 Difference]: With dead ends: 63 [2020-07-28 18:59:40,786 INFO L226 Difference]: Without dead ends: 35 [2020-07-28 18:59:40,787 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 18:59:40,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-28 18:59:40,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-28 18:59:40,807 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:40,808 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,808 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,808 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,810 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 18:59:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:40,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:40,811 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:40,811 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,812 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-28 18:59:40,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:40,814 INFO L93 Difference]: Finished difference Result 35 states and 48 transitions. [2020-07-28 18:59:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:40,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:40,815 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:40,815 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:40,815 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-28 18:59:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-07-28 18:59:40,817 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2020-07-28 18:59:40,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:40,818 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-07-28 18:59:40,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 18:59:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-07-28 18:59:40,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-28 18:59:40,819 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:40,820 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 18:59:40,820 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 18:59:40,820 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:40,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2020-07-28 18:59:40,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:40,822 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704062204] [2020-07-28 18:59:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:40,903 INFO L280 TraceCheckUtils]: 0: Hoare triple {992#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,904 INFO L280 TraceCheckUtils]: 1: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {994#(= 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; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,906 INFO L280 TraceCheckUtils]: 3: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,907 INFO L280 TraceCheckUtils]: 4: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume 0 != main_~tmp~1; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,907 INFO L280 TraceCheckUtils]: 5: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} ~methAndRunningLastTime~0 := 0; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,908 INFO L280 TraceCheckUtils]: 6: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,909 INFO L280 TraceCheckUtils]: 7: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume !false; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,910 INFO L280 TraceCheckUtils]: 8: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume test_~splverifierCounter~0 < 4; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,910 INFO L280 TraceCheckUtils]: 9: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,911 INFO L280 TraceCheckUtils]: 10: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp~8); {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,912 INFO L280 TraceCheckUtils]: 11: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,913 INFO L280 TraceCheckUtils]: 12: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume !(0 != test_~tmp___0~2); {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,913 INFO L280 TraceCheckUtils]: 13: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet71 && test_#t~nondet71 <= 2147483647;test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,914 INFO L280 TraceCheckUtils]: 14: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,915 INFO L280 TraceCheckUtils]: 15: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,916 INFO L280 TraceCheckUtils]: 16: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret49, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,917 INFO L280 TraceCheckUtils]: 17: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {994#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-28 18:59:40,917 INFO L280 TraceCheckUtils]: 18: Hoare triple {994#(= 0 ~methaneLevelCritical~0)} havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {995#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} is VALID [2020-07-28 18:59:40,919 INFO L280 TraceCheckUtils]: 19: Hoare triple {995#(= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)} __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {996#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)} is VALID [2020-07-28 18:59:40,919 INFO L280 TraceCheckUtils]: 20: Hoare triple {996#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {993#false} is VALID [2020-07-28 18:59:40,920 INFO L280 TraceCheckUtils]: 21: Hoare triple {993#false} __utac_acc__Specification2_spec__2_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret2 && __utac_acc__Specification2_spec__2_#t~ret2 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret2;havoc __utac_acc__Specification2_spec__2_#t~ret2; {993#false} is VALID [2020-07-28 18:59:40,920 INFO L280 TraceCheckUtils]: 22: Hoare triple {993#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {993#false} is VALID [2020-07-28 18:59:40,921 INFO L280 TraceCheckUtils]: 23: Hoare triple {993#false} assume 0 != ~methAndRunningLastTime~0; {993#false} is VALID [2020-07-28 18:59:40,921 INFO L280 TraceCheckUtils]: 24: Hoare triple {993#false} assume !false; {993#false} is VALID [2020-07-28 18:59:40,922 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 18:59:40,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704062204] [2020-07-28 18:59:40,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:40,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:40,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826035795] [2020-07-28 18:59:40,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:40,924 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:40,924 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:40,961 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 18:59:40,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:40,961 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:40,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:40,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:40,962 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2020-07-28 18:59:41,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:41,683 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2020-07-28 18:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:59:41,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-28 18:59:41,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 228 transitions. [2020-07-28 18:59:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 228 transitions. [2020-07-28 18:59:41,692 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 228 transitions. [2020-07-28 18:59:41,960 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 228 edges. 228 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:41,965 INFO L225 Difference]: With dead ends: 154 [2020-07-28 18:59:41,966 INFO L226 Difference]: Without dead ends: 126 [2020-07-28 18:59:41,967 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 18:59:41,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-28 18:59:42,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2020-07-28 18:59:42,045 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:42,045 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 58 states. [2020-07-28 18:59:42,045 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 58 states. [2020-07-28 18:59:42,045 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 58 states. [2020-07-28 18:59:42,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,052 INFO L93 Difference]: Finished difference Result 126 states and 184 transitions. [2020-07-28 18:59:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2020-07-28 18:59:42,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,054 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,054 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 126 states. [2020-07-28 18:59:42,054 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 126 states. [2020-07-28 18:59:42,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,060 INFO L93 Difference]: Finished difference Result 126 states and 184 transitions. [2020-07-28 18:59:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2020-07-28 18:59:42,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,062 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,062 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:42,062 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-07-28 18:59:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2020-07-28 18:59:42,065 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2020-07-28 18:59:42,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:42,065 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2020-07-28 18:59:42,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2020-07-28 18:59:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-28 18:59:42,067 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:59:42,067 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 18:59:42,067 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 18:59:42,067 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:59:42,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:59:42,068 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2020-07-28 18:59:42,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:59:42,069 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880104852] [2020-07-28 18:59:42,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:59:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:59:42,149 INFO L280 TraceCheckUtils]: 0: Hoare triple {1555#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,150 INFO L280 TraceCheckUtils]: 1: Hoare triple {1557#(= 0 ~pumpRunning~0)} havoc main_#res;havoc main_#t~ret3, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,151 INFO L280 TraceCheckUtils]: 2: Hoare triple {1557#(= 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; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,151 INFO L280 TraceCheckUtils]: 3: Hoare triple {1557#(= 0 ~pumpRunning~0)} main_#t~ret3 := valid_product_#res;assume -2147483648 <= main_#t~ret3 && main_#t~ret3 <= 2147483647;main_~tmp~1 := main_#t~ret3;havoc main_#t~ret3; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,153 INFO L280 TraceCheckUtils]: 4: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume 0 != main_~tmp~1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,158 INFO L280 TraceCheckUtils]: 5: Hoare triple {1557#(= 0 ~pumpRunning~0)} ~methAndRunningLastTime~0 := 0; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,159 INFO L280 TraceCheckUtils]: 6: Hoare triple {1557#(= 0 ~pumpRunning~0)} havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,160 INFO L280 TraceCheckUtils]: 7: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume !false; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,160 INFO L280 TraceCheckUtils]: 8: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume test_~splverifierCounter~0 < 4; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,161 INFO L280 TraceCheckUtils]: 9: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet69 && test_#t~nondet69 <= 2147483647;test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,162 INFO L280 TraceCheckUtils]: 10: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume !(0 != test_~tmp~8); {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,162 INFO L280 TraceCheckUtils]: 11: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet70 && test_#t~nondet70 <= 2147483647;test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,163 INFO L280 TraceCheckUtils]: 12: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___0~2; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,164 INFO L280 TraceCheckUtils]: 13: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,164 INFO L280 TraceCheckUtils]: 14: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume -2147483648 <= test_#t~nondet71 && test_#t~nondet71 <= 2147483647;test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,165 INFO L280 TraceCheckUtils]: 15: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume 0 != test_~tmp___2~0;~systemActive~0 := 1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,166 INFO L280 TraceCheckUtils]: 16: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,166 INFO L280 TraceCheckUtils]: 17: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret49, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,167 INFO L280 TraceCheckUtils]: 18: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,168 INFO L280 TraceCheckUtils]: 19: Hoare triple {1557#(= 0 ~pumpRunning~0)} havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,168 INFO L280 TraceCheckUtils]: 20: Hoare triple {1557#(= 0 ~pumpRunning~0)} __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret1 && __utac_acc__Specification2_spec__2_#t~ret1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; {1557#(= 0 ~pumpRunning~0)} is VALID [2020-07-28 18:59:42,169 INFO L280 TraceCheckUtils]: 21: Hoare triple {1557#(= 0 ~pumpRunning~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; {1558#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} is VALID [2020-07-28 18:59:42,170 INFO L280 TraceCheckUtils]: 22: Hoare triple {1558#(= 0 |ULTIMATE.start_isPumpRunning_#res|)} __utac_acc__Specification2_spec__2_#t~ret2 := isPumpRunning_#res;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret2 && __utac_acc__Specification2_spec__2_#t~ret2 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~0 := __utac_acc__Specification2_spec__2_#t~ret2;havoc __utac_acc__Specification2_spec__2_#t~ret2; {1559#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} is VALID [2020-07-28 18:59:42,171 INFO L280 TraceCheckUtils]: 23: Hoare triple {1559#(= 0 ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp___0~0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~0; {1556#false} is VALID [2020-07-28 18:59:42,171 INFO L280 TraceCheckUtils]: 24: Hoare triple {1556#false} assume 0 != ~methAndRunningLastTime~0; {1556#false} is VALID [2020-07-28 18:59:42,172 INFO L280 TraceCheckUtils]: 25: Hoare triple {1556#false} assume !false; {1556#false} is VALID [2020-07-28 18:59:42,173 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 18:59:42,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880104852] [2020-07-28 18:59:42,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:59:42,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 18:59:42,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644881694] [2020-07-28 18:59:42,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:42,174 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:59:42,175 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-28 18:59:42,225 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 18:59:42,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-28 18:59:42,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:59:42,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-28 18:59:42,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-28 18:59:42,226 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2020-07-28 18:59:42,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,761 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2020-07-28 18:59:42,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 18:59:42,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-07-28 18:59:42,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:59:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2020-07-28 18:59:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-28 18:59:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2020-07-28 18:59:42,768 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 126 transitions. [2020-07-28 18:59:42,910 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:59:42,911 INFO L225 Difference]: With dead ends: 150 [2020-07-28 18:59:42,911 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:59:42,913 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 18:59:42,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:59:42,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:59:42,913 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:59:42,913 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:42,914 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:42,914 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:42,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,914 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:42,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,915 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,915 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:42,915 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:59:42,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:59:42,916 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:59:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:42,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,917 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:59:42,917 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:59:42,917 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:59:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:59:42,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:59:42,918 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-07-28 18:59:42,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:59:42,918 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:59:42,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-28 18:59:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:59:42,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:59:42,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 18:59:42,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:59:43,287 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,287 INFO L271 CegarLoopResult]: At program point L217(lines 198 220) the Hoare annotation is: true [2020-07-28 18:59:43,287 INFO L268 CegarLoopResult]: For program point L911(lines 911 924) no Hoare annotation was computed. [2020-07-28 18:59:43,287 INFO L268 CegarLoopResult]: For program point L102(lines 102 112) no Hoare annotation was computed. [2020-07-28 18:59:43,287 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 112) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L102-4(lines 102 112) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L136(lines 136 140) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L136-1(lines 700 706) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2020-07-28 18:59:43,288 INFO L268 CegarLoopResult]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2020-07-28 18:59:43,289 INFO L264 CegarLoopResult]: At program point L929(lines 880 930) the Hoare annotation is: false [2020-07-28 18:59:43,289 INFO L264 CegarLoopResult]: At program point L87(lines 82 89) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,289 INFO L264 CegarLoopResult]: At program point L269(lines 264 272) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,289 INFO L264 CegarLoopResult]: At program point L269-1(lines 264 272) the Hoare annotation is: false [2020-07-28 18:59:43,289 INFO L264 CegarLoopResult]: At program point L269-2(lines 264 272) the Hoare annotation is: false [2020-07-28 18:59:43,289 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,289 INFO L268 CegarLoopResult]: For program point L319-1(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L268 CegarLoopResult]: For program point L319-2(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L268 CegarLoopResult]: For program point L732(lines 732 749) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 749) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 749) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L264 CegarLoopResult]: At program point L700(lines 699 718) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,290 INFO L268 CegarLoopResult]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2020-07-28 18:59:43,290 INFO L264 CegarLoopResult]: At program point L700-2(lines 699 718) the Hoare annotation is: false [2020-07-28 18:59:43,290 INFO L264 CegarLoopResult]: At program point L700-3(lines 699 718) the Hoare annotation is: false [2020-07-28 18:59:43,291 INFO L268 CegarLoopResult]: For program point L882(lines 881 928) no Hoare annotation was computed. [2020-07-28 18:59:43,291 INFO L264 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,291 INFO L268 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-07-28 18:59:43,291 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:59:43,291 INFO L268 CegarLoopResult]: For program point L256(lines 256 260) no Hoare annotation was computed. [2020-07-28 18:59:43,291 INFO L268 CegarLoopResult]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L264 CegarLoopResult]: At program point L901-1(lines 901 907) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point L736(lines 736 744) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point L736-1(lines 736 744) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,292 INFO L268 CegarLoopResult]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L268 CegarLoopResult]: For program point L852-3(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L268 CegarLoopResult]: For program point L208(lines 208 215) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L268 CegarLoopResult]: For program point L852-5(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L271 CegarLoopResult]: At program point L208-1(lines 208 215) the Hoare annotation is: true [2020-07-28 18:59:43,293 INFO L268 CegarLoopResult]: For program point L852-6(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L268 CegarLoopResult]: For program point L852-8(lines 852 856) no Hoare annotation was computed. [2020-07-28 18:59:43,293 INFO L264 CegarLoopResult]: At program point L803(lines 798 806) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,293 INFO L264 CegarLoopResult]: At program point L803-1(lines 798 806) the Hoare annotation is: false [2020-07-28 18:59:43,294 INFO L264 CegarLoopResult]: At program point L803-2(lines 798 806) the Hoare annotation is: false [2020-07-28 18:59:43,294 INFO L268 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2020-07-28 18:59:43,294 INFO L264 CegarLoopResult]: At program point L919-2(lines 700 706) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,294 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:59:43,294 INFO L264 CegarLoopResult]: At program point L310(lines 305 313) the Hoare annotation is: false [2020-07-28 18:59:43,294 INFO L264 CegarLoopResult]: At program point L310-1(lines 305 313) the Hoare annotation is: false [2020-07-28 18:59:43,294 INFO L268 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-07-28 18:59:43,295 INFO L264 CegarLoopResult]: At program point L310-2(lines 305 313) the Hoare annotation is: false [2020-07-28 18:59:43,295 INFO L264 CegarLoopResult]: At program point L707(lines 707 713) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,295 INFO L264 CegarLoopResult]: At program point L707-1(lines 707 713) the Hoare annotation is: false [2020-07-28 18:59:43,295 INFO L264 CegarLoopResult]: At program point L707-2(lines 707 713) the Hoare annotation is: false [2020-07-28 18:59:43,295 INFO L268 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-07-28 18:59:43,295 INFO L264 CegarLoopResult]: At program point L65(lines 1 936) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,296 INFO L264 CegarLoopResult]: At program point L98-1(lines 1 936) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,296 INFO L268 CegarLoopResult]: For program point L98-2(lines 98 115) no Hoare annotation was computed. [2020-07-28 18:59:43,296 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 18:59:43,296 INFO L264 CegarLoopResult]: At program point L98-3(lines 1 936) the Hoare annotation is: false [2020-07-28 18:59:43,296 INFO L268 CegarLoopResult]: For program point L98-4(lines 98 115) no Hoare annotation was computed. [2020-07-28 18:59:43,296 INFO L264 CegarLoopResult]: At program point L98-5(lines 1 936) the Hoare annotation is: false [2020-07-28 18:59:43,296 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-07-28 18:59:43,297 INFO L264 CegarLoopResult]: At program point L891-1(lines 891 897) the Hoare annotation is: (and (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,297 INFO L264 CegarLoopResult]: At program point L858(lines 843 861) the Hoare annotation is: false [2020-07-28 18:59:43,297 INFO L264 CegarLoopResult]: At program point L858-1(lines 843 861) the Hoare annotation is: false [2020-07-28 18:59:43,297 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2020-07-28 18:59:43,297 INFO L264 CegarLoopResult]: At program point L858-2(lines 843 861) the Hoare annotation is: false [2020-07-28 18:59:43,298 INFO L264 CegarLoopResult]: At program point L132-2(lines 132 146) the Hoare annotation is: false [2020-07-28 18:59:43,298 INFO L268 CegarLoopResult]: For program point L232(lines 232 236) no Hoare annotation was computed. [2020-07-28 18:59:43,298 INFO L268 CegarLoopResult]: For program point L232-3(lines 232 236) no Hoare annotation was computed. [2020-07-28 18:59:43,298 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-28 18:59:43,298 INFO L268 CegarLoopResult]: For program point L232-6(lines 232 236) no Hoare annotation was computed. [2020-07-28 18:59:43,299 INFO L264 CegarLoopResult]: At program point L183(lines 179 185) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-28 18:59:43,302 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:59:43,302 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 18:59:43,303 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 18:59:43,304 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 18:59:43,304 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 18:59:43,305 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:43,305 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-28 18:59:43,306 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:59:43,306 WARN L170 areAnnotationChecker]: L700-1 has no Hoare annotation [2020-07-28 18:59:43,306 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-28 18:59:43,306 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-28 18:59:43,306 WARN L170 areAnnotationChecker]: L700-1 has no Hoare annotation [2020-07-28 18:59:43,307 WARN L170 areAnnotationChecker]: L700-1 has no Hoare annotation [2020-07-28 18:59:43,307 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-28 18:59:43,307 WARN L170 areAnnotationChecker]: L232-3 has no Hoare annotation [2020-07-28 18:59:43,307 WARN L170 areAnnotationChecker]: L232-3 has no Hoare annotation [2020-07-28 18:59:43,307 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-28 18:59:43,308 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-28 18:59:43,308 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-28 18:59:43,308 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-28 18:59:43,308 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-28 18:59:43,308 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L852-3 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L98-2 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L852-3 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L852-3 has no Hoare annotation [2020-07-28 18:59:43,309 WARN L170 areAnnotationChecker]: L98-2 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L98-2 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L852-5 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-28 18:59:43,310 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-28 18:59:43,311 WARN L170 areAnnotationChecker]: L736-1 has no Hoare annotation [2020-07-28 18:59:43,311 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-28 18:59:43,311 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-28 18:59:43,311 WARN L170 areAnnotationChecker]: L133 has no Hoare annotation [2020-07-28 18:59:43,311 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L736-1 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L736-1 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L103-2 has no Hoare annotation [2020-07-28 18:59:43,312 WARN L170 areAnnotationChecker]: L103-2 has no Hoare annotation [2020-07-28 18:59:43,313 WARN L170 areAnnotationChecker]: L133 has no Hoare annotation [2020-07-28 18:59:43,313 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-28 18:59:43,313 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-28 18:59:43,313 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L319-1 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L319-1 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 18:59:43,314 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L136-1 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L136-1 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L852 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L232-6 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L232-6 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-28 18:59:43,315 WARN L170 areAnnotationChecker]: L852 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L852 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-28 18:59:43,316 WARN L170 areAnnotationChecker]: L852-2 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L852-6 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L98-4 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-28 18:59:43,317 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L852-6 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L852-6 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L98-4 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L98-4 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 18:59:43,318 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L852-8 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L102-4 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L102-4 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L102-4 has no Hoare annotation [2020-07-28 18:59:43,319 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-28 18:59:43,320 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-28 18:59:43,320 WARN L170 areAnnotationChecker]: L103-4 has no Hoare annotation [2020-07-28 18:59:43,320 WARN L170 areAnnotationChecker]: L103-4 has no Hoare annotation [2020-07-28 18:59:43,320 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-28 18:59:43,320 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-28 18:59:43,320 INFO L163 areAnnotationChecker]: CFG has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:59:43,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:59:43 BoogieIcfgContainer [2020-07-28 18:59:43,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:59:43,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:59:43,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:59:43,341 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:59:43,344 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:59:38" (3/4) ... [2020-07-28 18:59:43,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:59:43,365 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-07-28 18:59:43,366 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-07-28 18:59:43,367 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-07-28 18:59:43,368 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-07-28 18:59:43,369 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:59:43,369 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:43,370 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 18:59:43,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive [2020-07-28 18:59:43,495 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:59:43,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:59:43,499 INFO L168 Benchmark]: Toolchain (without parser) took 7303.38 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.0 MB). Free memory was 961.6 MB in the beginning and 1.3 GB in the end (delta: -343.7 MB). Peak memory consumption was 373.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,499 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:59:43,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,501 INFO L168 Benchmark]: Boogie Preprocessor took 65.63 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 18:59:43,502 INFO L168 Benchmark]: RCFGBuilder took 1464.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.4 MB in the end (delta: 146.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,502 INFO L168 Benchmark]: TraceAbstraction took 4906.55 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 956.4 MB in the beginning and 794.5 MB in the end (delta: 161.9 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,503 INFO L168 Benchmark]: Witness Printer took 155.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.0 MB). Free memory was 794.5 MB in the beginning and 1.3 GB in the end (delta: -510.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2020-07-28 18:59:43,505 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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 624.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1464.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.4 MB in the end (delta: 146.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4906.55 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 956.4 MB in the beginning and 794.5 MB in the end (delta: 161.9 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. * Witness Printer took 155.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.0 MB). Free memory was 794.5 MB in the beginning and 1.3 GB in the end (delta: -510.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 319]: 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: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: ((0 == splverifierCounter && 0 == \result) && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 297 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 143 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1099 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 196 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4617 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...