./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_product11.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cc23406006a3a1e447c6e8a913f53a10dcbb620 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:42:11,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:11,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:11,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:11,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:11,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:11,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:11,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:11,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:11,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:11,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:11,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:11,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:11,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:11,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:11,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:11,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:11,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:11,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:11,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:11,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:11,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:11,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:11,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:11,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:11,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:11,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:11,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:11,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:11,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:11,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:11,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:11,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:11,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:11,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:11,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:11,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:11,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:11,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:11,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:11,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:11,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:11,611 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:11,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:11,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:11,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:11,613 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:11,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:11,613 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:11,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:11,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:11,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:11,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:11,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:11,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:11,615 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:11,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:11,615 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:11,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:11,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:11,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:11,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:11,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:11,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:11,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:11,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:11,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:11,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:11,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:11,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:11,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:11,619 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(reach_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 -> 0cc23406006a3a1e447c6e8a913f53a10dcbb620 [2020-10-20 01:42:11,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:11,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:11,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:11,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:11,821 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:11,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2020-10-20 01:42:11,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce69d9233/35dd86a517cc4b00a6c487d10a605c79/FLAGf5ffa9af6 [2020-10-20 01:42:12,448 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:12,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2020-10-20 01:42:12,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce69d9233/35dd86a517cc4b00a6c487d10a605c79/FLAGf5ffa9af6 [2020-10-20 01:42:12,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce69d9233/35dd86a517cc4b00a6c487d10a605c79 [2020-10-20 01:42:12,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:12,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:12,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:12,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:12,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:12,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:12" (1/1) ... [2020-10-20 01:42:12,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796c4f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:12, skipping insertion in model container [2020-10-20 01:42:12,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:12" (1/1) ... [2020-10-20 01:42:12,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:12,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:13,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:13,129 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:13,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:13,269 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:13,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13 WrapperNode [2020-10-20 01:42:13,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:13,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:13,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:13,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:13,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:13,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:13,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:13,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:13,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (1/1) ... [2020-10-20 01:42:13,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:13,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:13,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:13,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:13,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (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 [2020-10-20 01:42:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:13,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:14,177 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:14,178 INFO L298 CfgBuilder]: Removed 78 assume(true) statements. [2020-10-20 01:42:14,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:14 BoogieIcfgContainer [2020-10-20 01:42:14,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:14,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:14,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:14,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:14,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:12" (1/3) ... [2020-10-20 01:42:14,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9b0829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:14, skipping insertion in model container [2020-10-20 01:42:14,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:13" (2/3) ... [2020-10-20 01:42:14,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9b0829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:14, skipping insertion in model container [2020-10-20 01:42:14,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:14" (3/3) ... [2020-10-20 01:42:14,188 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2020-10-20 01:42:14,199 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:14,207 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:14,220 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:14,245 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:14,245 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:14,245 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:14,245 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:14,246 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:14,246 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:14,246 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:14,246 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2020-10-20 01:42:14,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:14,270 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:14,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:14,272 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:14,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:14,278 INFO L82 PathProgramCache]: Analyzing trace with hash -434430378, now seen corresponding path program 1 times [2020-10-20 01:42:14,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:14,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697488198] [2020-10-20 01:42:14,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:14,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:14,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697488198] [2020-10-20 01:42:14,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:14,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:14,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882256513] [2020-10-20 01:42:14,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:14,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:14,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:14,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:14,555 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2020-10-20 01:42:14,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:14,584 INFO L93 Difference]: Finished difference Result 122 states and 183 transitions. [2020-10-20 01:42:14,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:14,585 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:14,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:14,597 INFO L225 Difference]: With dead ends: 122 [2020-10-20 01:42:14,597 INFO L226 Difference]: Without dead ends: 59 [2020-10-20 01:42:14,600 INFO L677 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 [2020-10-20 01:42:14,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-20 01:42:14,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-10-20 01:42:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-20 01:42:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2020-10-20 01:42:14,636 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2020-10-20 01:42:14,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:14,636 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2020-10-20 01:42:14,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2020-10-20 01:42:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:14,638 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:14,638 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:14,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:14,638 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:14,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:14,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1239838886, now seen corresponding path program 1 times [2020-10-20 01:42:14,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:14,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019350587] [2020-10-20 01:42:14,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:14,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019350587] [2020-10-20 01:42:14,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:14,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:14,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620888000] [2020-10-20 01:42:14,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:14,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:14,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:14,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:14,768 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand 3 states. [2020-10-20 01:42:14,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:14,779 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2020-10-20 01:42:14,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:14,779 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:14,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:14,780 INFO L225 Difference]: With dead ends: 59 [2020-10-20 01:42:14,780 INFO L226 Difference]: Without dead ends: 31 [2020-10-20 01:42:14,781 INFO L677 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 [2020-10-20 01:42:14,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-20 01:42:14,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-20 01:42:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-20 01:42:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2020-10-20 01:42:14,787 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2020-10-20 01:42:14,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:14,787 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2020-10-20 01:42:14,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2020-10-20 01:42:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:14,801 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:14,801 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] [2020-10-20 01:42:14,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:14,802 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:14,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:14,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2020-10-20 01:42:14,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:14,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40544304] [2020-10-20 01:42:14,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:14,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40544304] [2020-10-20 01:42:14,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:14,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:14,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568176743] [2020-10-20 01:42:14,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:14,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:14,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:14,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:14,931 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 6 states. [2020-10-20 01:42:15,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:15,129 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2020-10-20 01:42:15,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:15,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:42:15,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:15,131 INFO L225 Difference]: With dead ends: 103 [2020-10-20 01:42:15,132 INFO L226 Difference]: Without dead ends: 79 [2020-10-20 01:42:15,133 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:15,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-20 01:42:15,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 51. [2020-10-20 01:42:15,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-20 01:42:15,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2020-10-20 01:42:15,143 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2020-10-20 01:42:15,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:15,144 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2020-10-20 01:42:15,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2020-10-20 01:42:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:15,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:15,146 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] [2020-10-20 01:42:15,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:15,146 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:15,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:15,147 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2020-10-20 01:42:15,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:15,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189330043] [2020-10-20 01:42:15,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:15,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189330043] [2020-10-20 01:42:15,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:15,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:15,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581488054] [2020-10-20 01:42:15,230 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:15,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:15,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:15,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:15,231 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 5 states. [2020-10-20 01:42:15,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:15,311 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2020-10-20 01:42:15,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:15,312 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:42:15,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:15,314 INFO L225 Difference]: With dead ends: 219 [2020-10-20 01:42:15,314 INFO L226 Difference]: Without dead ends: 175 [2020-10-20 01:42:15,316 INFO L677 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 [2020-10-20 01:42:15,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-20 01:42:15,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2020-10-20 01:42:15,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-20 01:42:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2020-10-20 01:42:15,331 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2020-10-20 01:42:15,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:15,331 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2020-10-20 01:42:15,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:15,332 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2020-10-20 01:42:15,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 01:42:15,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:15,333 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] [2020-10-20 01:42:15,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:15,334 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:15,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:15,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2020-10-20 01:42:15,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:15,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026020287] [2020-10-20 01:42:15,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:15,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026020287] [2020-10-20 01:42:15,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:15,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:15,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214797633] [2020-10-20 01:42:15,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:15,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:15,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:15,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:15,423 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 5 states. [2020-10-20 01:42:15,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:15,478 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2020-10-20 01:42:15,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:15,479 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-20 01:42:15,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:15,479 INFO L225 Difference]: With dead ends: 271 [2020-10-20 01:42:15,480 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:15,482 INFO L677 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 [2020-10-20 01:42:15,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:15,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:15,483 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-10-20 01:42:15,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:15,483 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:15,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:15,484 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:15,484 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:15,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:15,487 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:15,708 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,708 INFO L274 CegarLoopResult]: For program point L696(lines 696 706) no Hoare annotation was computed. [2020-10-20 01:42:15,709 INFO L274 CegarLoopResult]: For program point L696-2(lines 696 706) no Hoare annotation was computed. [2020-10-20 01:42:15,709 INFO L274 CegarLoopResult]: For program point L696-4(lines 696 706) no Hoare annotation was computed. [2020-10-20 01:42:15,709 INFO L274 CegarLoopResult]: For program point L878(lines 878 885) no Hoare annotation was computed. [2020-10-20 01:42:15,709 INFO L277 CegarLoopResult]: At program point L878-1(lines 878 885) the Hoare annotation is: true [2020-10-20 01:42:15,709 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,709 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,710 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,710 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:15,710 INFO L274 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-10-20 01:42:15,710 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 703) no Hoare annotation was computed. [2020-10-20 01:42:15,711 INFO L274 CegarLoopResult]: For program point L697-4(lines 697 703) no Hoare annotation was computed. [2020-10-20 01:42:15,711 INFO L270 CegarLoopResult]: At program point L681(lines 676 683) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:15,711 INFO L274 CegarLoopResult]: For program point L584(lines 584 590) no Hoare annotation was computed. [2020-10-20 01:42:15,711 INFO L270 CegarLoopResult]: At program point L584-1(lines 584 590) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,711 INFO L274 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-20 01:42:15,711 INFO L270 CegarLoopResult]: At program point L470(lines 470 476) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,712 INFO L270 CegarLoopResult]: At program point L470-1(lines 470 476) the Hoare annotation is: false [2020-10-20 01:42:15,712 INFO L270 CegarLoopResult]: At program point L470-2(lines 470 476) the Hoare annotation is: false [2020-10-20 01:42:15,712 INFO L274 CegarLoopResult]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-10-20 01:42:15,712 INFO L270 CegarLoopResult]: At program point L619-1(lines 619 625) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,713 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:15,713 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:15,713 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-20 01:42:15,713 INFO L274 CegarLoopResult]: For program point L670-1(line 670) no Hoare annotation was computed. [2020-10-20 01:42:15,714 INFO L274 CegarLoopResult]: For program point L670-2(line 670) no Hoare annotation was computed. [2020-10-20 01:42:15,714 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,714 INFO L274 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-10-20 01:42:15,714 INFO L274 CegarLoopResult]: For program point L721-3(lines 721 725) no Hoare annotation was computed. [2020-10-20 01:42:15,714 INFO L274 CegarLoopResult]: For program point L721-6(lines 721 725) no Hoare annotation was computed. [2020-10-20 01:42:15,715 INFO L274 CegarLoopResult]: For program point L639(lines 639 652) no Hoare annotation was computed. [2020-10-20 01:42:15,715 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:15,715 INFO L270 CegarLoopResult]: At program point L540(lines 535 543) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,715 INFO L270 CegarLoopResult]: At program point L540-1(lines 535 543) the Hoare annotation is: false [2020-10-20 01:42:15,716 INFO L270 CegarLoopResult]: At program point L540-2(lines 535 543) the Hoare annotation is: false [2020-10-20 01:42:15,716 INFO L277 CegarLoopResult]: At program point L887(lines 868 890) the Hoare annotation is: true [2020-10-20 01:42:15,716 INFO L270 CegarLoopResult]: At program point L854(lines 850 856) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:15,716 INFO L270 CegarLoopResult]: At program point L657(lines 608 658) the Hoare annotation is: false [2020-10-20 01:42:15,717 INFO L270 CegarLoopResult]: At program point L806-2(lines 806 820) the Hoare annotation is: false [2020-10-20 01:42:15,717 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-20 01:42:15,717 INFO L270 CegarLoopResult]: At program point L758(lines 753 761) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,717 INFO L270 CegarLoopResult]: At program point L758-1(lines 753 761) the Hoare annotation is: false [2020-10-20 01:42:15,718 INFO L274 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-10-20 01:42:15,718 INFO L270 CegarLoopResult]: At program point L758-2(lines 753 761) the Hoare annotation is: false [2020-10-20 01:42:15,718 INFO L270 CegarLoopResult]: At program point L692-1(lines 1 890) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,718 INFO L274 CegarLoopResult]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2020-10-20 01:42:15,718 INFO L270 CegarLoopResult]: At program point L692-3(lines 1 890) the Hoare annotation is: false [2020-10-20 01:42:15,719 INFO L274 CegarLoopResult]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2020-10-20 01:42:15,719 INFO L270 CegarLoopResult]: At program point L692-5(lines 1 890) the Hoare annotation is: false [2020-10-20 01:42:15,719 INFO L274 CegarLoopResult]: For program point L610(lines 609 656) no Hoare annotation was computed. [2020-10-20 01:42:15,719 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:15,720 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:15,720 INFO L274 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-10-20 01:42:15,720 INFO L270 CegarLoopResult]: At program point L463(lines 462 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,720 INFO L274 CegarLoopResult]: For program point L463-1(lines 463 469) no Hoare annotation was computed. [2020-10-20 01:42:15,720 INFO L270 CegarLoopResult]: At program point L463-2(lines 462 481) the Hoare annotation is: false [2020-10-20 01:42:15,721 INFO L270 CegarLoopResult]: At program point L463-3(lines 462 481) the Hoare annotation is: false [2020-10-20 01:42:15,721 INFO L274 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-10-20 01:42:15,721 INFO L274 CegarLoopResult]: For program point L810-1(lines 463 469) no Hoare annotation was computed. [2020-10-20 01:42:15,721 INFO L274 CegarLoopResult]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-10-20 01:42:15,722 INFO L270 CegarLoopResult]: At program point L645-1(lines 463 469) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,722 INFO L270 CegarLoopResult]: At program point L67(lines 1 890) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:15,722 INFO L274 CegarLoopResult]: For program point L629(lines 629 635) no Hoare annotation was computed. [2020-10-20 01:42:15,722 INFO L270 CegarLoopResult]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:15,722 INFO L274 CegarLoopResult]: For program point L745(lines 745 749) no Hoare annotation was computed. [2020-10-20 01:42:15,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:15 BoogieIcfgContainer [2020-10-20 01:42:15,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:15,743 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:15,743 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:15,743 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:15,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:14" (3/4) ... [2020-10-20 01:42:15,747 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:15,761 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:15,762 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:15,763 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:15,763 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:15,764 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:15,764 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:15,765 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:15,790 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:15,791 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:15,791 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:15,794 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:42:15,862 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:15,862 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:15,864 INFO L168 Benchmark]: Toolchain (without parser) took 3145.76 ms. Allocated memory was 42.5 MB in the beginning and 59.8 MB in the end (delta: 17.3 MB). Free memory was 24.2 MB in the beginning and 39.8 MB in the end (delta: -15.6 MB). Peak memory consumption was 30.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,865 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 32.0 MB. Free memory was 11.1 MB in the beginning and 11.0 MB in the end (delta: 47.4 kB). Peak memory consumption was 47.4 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.29 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 23.3 MB in the beginning and 16.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.11 ms. Allocated memory is still 45.6 MB. Free memory was 16.1 MB in the beginning and 13.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,866 INFO L168 Benchmark]: Boogie Preprocessor took 35.16 ms. Allocated memory is still 45.6 MB. Free memory was 13.0 MB in the beginning and 11.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,867 INFO L168 Benchmark]: RCFGBuilder took 801.96 ms. Allocated memory was 45.6 MB in the beginning and 48.2 MB in the end (delta: 2.6 MB). Free memory was 29.1 MB in the beginning and 21.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,867 INFO L168 Benchmark]: TraceAbstraction took 1561.50 ms. Allocated memory was 48.2 MB in the beginning and 59.2 MB in the end (delta: 11.0 MB). Free memory was 21.0 MB in the beginning and 14.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,868 INFO L168 Benchmark]: Witness Printer took 119.41 ms. Allocated memory was 59.2 MB in the beginning and 59.8 MB in the end (delta: 524.3 kB). Free memory was 14.8 MB in the beginning and 39.8 MB in the end (delta: -25.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:15,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 ms. Allocated memory is still 32.0 MB. Free memory was 11.1 MB in the beginning and 11.0 MB in the end (delta: 47.4 kB). Peak memory consumption was 47.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 545.29 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 23.3 MB in the beginning and 16.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 64.11 ms. Allocated memory is still 45.6 MB. Free memory was 16.1 MB in the beginning and 13.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 35.16 ms. Allocated memory is still 45.6 MB. Free memory was 13.0 MB in the beginning and 11.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 14.3 GB. * RCFGBuilder took 801.96 ms. Allocated memory was 45.6 MB in the beginning and 48.2 MB in the end (delta: 2.6 MB). Free memory was 29.1 MB in the beginning and 21.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1561.50 ms. Allocated memory was 48.2 MB in the beginning and 59.2 MB in the end (delta: 11.0 MB). Free memory was 21.0 MB in the beginning and 14.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 14.3 GB. * Witness Printer took 119.41 ms. Allocated memory was 59.2 MB in the beginning and 59.8 MB in the end (delta: 524.3 kB). Free memory was 14.8 MB in the beginning and 39.8 MB in the end (delta: -25.0 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 463]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 285 SDtfs, 370 SDslu, 498 SDs, 0 SdLazy, 60 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 113 NumberOfFragments, 135 HoareAnnotationTreeSize, 27 FomulaSimplifications, 4447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...