./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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_spec4_product19.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 96a6a55f57d553b5130f5c53dc9262391d0aca1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:22:34,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:22:34,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:22:34,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:22:34,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:22:34,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:22:34,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:22:34,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:22:34,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:22:34,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:22:34,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:22:34,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:22:34,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:22:34,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:22:34,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:22:34,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:22:34,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:22:34,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:22:34,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:22:34,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:22:34,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:22:34,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:22:34,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:22:34,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:22:34,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:22:34,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:22:34,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:22:34,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:22:34,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:22:34,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:22:34,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:22:34,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:22:34,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:22:34,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:22:34,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:22:34,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:22:34,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:22:34,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:22:34,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:22:34,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:22:34,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:22:34,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:22:34,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:22:34,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:22:34,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:22:34,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:22:34,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:22:34,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:22:34,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:22:34,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:22:34,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:22:34,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:22:34,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:22:34,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:22:34,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:22:34,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:22:34,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:22:34,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:22:34,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:22:34,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:22:34,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:22:34,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:22:34,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:22:34,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:34,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:22:34,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:22:34,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:22:34,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:22:34,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:22:34,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:22:34,648 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 -> 96a6a55f57d553b5130f5c53dc9262391d0aca1d [2019-11-28 00:22:34,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:22:34,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:22:34,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:22:34,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:22:34,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:22:34,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c [2019-11-28 00:22:35,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0646c0bc/1bb79b44e5364083a82a761c79daab64/FLAGd6c45709e [2019-11-28 00:22:35,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:22:35,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c [2019-11-28 00:22:35,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0646c0bc/1bb79b44e5364083a82a761c79daab64/FLAGd6c45709e [2019-11-28 00:22:35,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0646c0bc/1bb79b44e5364083a82a761c79daab64 [2019-11-28 00:22:35,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:22:35,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:22:35,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:35,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:22:35,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:22:35,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:35" (1/1) ... [2019-11-28 00:22:35,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163763dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:35, skipping insertion in model container [2019-11-28 00:22:35,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:35" (1/1) ... [2019-11-28 00:22:35,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:22:35,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:22:36,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:36,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:22:36,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:36,579 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:22:36,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36 WrapperNode [2019-11-28 00:22:36,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:36,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:36,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:22:36,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:22:36,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:36,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:22:36,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:22:36,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:22:36,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (1/1) ... [2019-11-28 00:22:36,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:22:36,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:22:36,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:22:36,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:22:36,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (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 [2019-11-28 00:22:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:22:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:22:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:22:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:22:37,589 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:22:37,589 INFO L297 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-28 00:22:37,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:37 BoogieIcfgContainer [2019-11-28 00:22:37,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:22:37,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:22:37,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:22:37,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:22:37,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:22:35" (1/3) ... [2019-11-28 00:22:37,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c9dba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:37, skipping insertion in model container [2019-11-28 00:22:37,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:36" (2/3) ... [2019-11-28 00:22:37,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c9dba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:37, skipping insertion in model container [2019-11-28 00:22:37,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:37" (3/3) ... [2019-11-28 00:22:37,612 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product19.cil.c [2019-11-28 00:22:37,623 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:22:37,631 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:22:37,644 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:22:37,676 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:22:37,677 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:22:37,677 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:22:37,677 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:22:37,680 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:22:37,680 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:22:37,680 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:22:37,681 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:22:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-11-28 00:22:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:22:37,706 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:37,707 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:37,708 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:37,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:37,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2019-11-28 00:22:37,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:37,725 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836080611] [2019-11-28 00:22:37,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:38,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:38,008 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836080611] [2019-11-28 00:22:38,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:38,010 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:38,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894938748] [2019-11-28 00:22:38,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:22:38,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:38,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:22:38,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:38,036 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-11-28 00:22:38,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:38,080 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-11-28 00:22:38,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:22:38,081 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:22:38,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:38,094 INFO L225 Difference]: With dead ends: 148 [2019-11-28 00:22:38,094 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 00:22:38,098 INFO L630 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 [2019-11-28 00:22:38,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 00:22:38,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 00:22:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 00:22:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-11-28 00:22:38,145 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-11-28 00:22:38,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:38,146 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-11-28 00:22:38,146 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:22:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-11-28 00:22:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:22:38,148 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:38,148 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:38,149 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:38,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:38,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2019-11-28 00:22:38,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:38,150 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018438986] [2019-11-28 00:22:38,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:38,259 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018438986] [2019-11-28 00:22:38,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:38,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:38,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112051544] [2019-11-28 00:22:38,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:38,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:38,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:38,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:38,266 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-11-28 00:22:38,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:38,289 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-11-28 00:22:38,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:38,291 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:22:38,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:38,292 INFO L225 Difference]: With dead ends: 73 [2019-11-28 00:22:38,293 INFO L226 Difference]: Without dead ends: 35 [2019-11-28 00:22:38,295 INFO L630 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 [2019-11-28 00:22:38,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-28 00:22:38,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-28 00:22:38,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-28 00:22:38,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-28 00:22:38,309 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-11-28 00:22:38,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:38,310 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-28 00:22:38,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:38,311 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-28 00:22:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:22:38,313 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:38,314 INFO L410 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] [2019-11-28 00:22:38,314 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:38,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:38,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2019-11-28 00:22:38,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:38,316 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120499640] [2019-11-28 00:22:38,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:38,488 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120499640] [2019-11-28 00:22:38,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:38,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:38,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798773043] [2019-11-28 00:22:38,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:38,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:38,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:38,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:38,493 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2019-11-28 00:22:38,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:38,530 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2019-11-28 00:22:38,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:38,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:22:38,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:38,534 INFO L225 Difference]: With dead ends: 93 [2019-11-28 00:22:38,535 INFO L226 Difference]: Without dead ends: 64 [2019-11-28 00:22:38,536 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:38,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2019-11-28 00:22:38,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2019-11-28 00:22:38,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-28 00:22:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2019-11-28 00:22:38,553 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2019-11-28 00:22:38,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:38,554 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2019-11-28 00:22:38,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2019-11-28 00:22:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:22:38,562 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:38,563 INFO L410 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] [2019-11-28 00:22:38,563 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:38,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:38,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2019-11-28 00:22:38,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:38,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264001752] [2019-11-28 00:22:38,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:38,691 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264001752] [2019-11-28 00:22:38,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:38,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:38,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213393201] [2019-11-28 00:22:38,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:38,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:38,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:38,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:38,695 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2019-11-28 00:22:38,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:38,914 INFO L93 Difference]: Finished difference Result 229 states and 347 transitions. [2019-11-28 00:22:38,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:22:38,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:22:38,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:38,917 INFO L225 Difference]: With dead ends: 229 [2019-11-28 00:22:38,917 INFO L226 Difference]: Without dead ends: 175 [2019-11-28 00:22:38,919 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:38,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2019-11-28 00:22:38,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 108. [2019-11-28 00:22:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-11-28 00:22:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2019-11-28 00:22:38,944 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 23 [2019-11-28 00:22:38,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:38,946 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2019-11-28 00:22:38,946 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2019-11-28 00:22:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:22:38,951 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:38,951 INFO L410 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] [2019-11-28 00:22:38,951 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:38,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:38,953 INFO L82 PathProgramCache]: Analyzing trace with hash -597226253, now seen corresponding path program 1 times [2019-11-28 00:22:38,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:38,953 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228555185] [2019-11-28 00:22:38,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:39,043 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228555185] [2019-11-28 00:22:39,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:39,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:39,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934046606] [2019-11-28 00:22:39,047 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:39,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:39,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:39,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:39,048 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand 5 states. [2019-11-28 00:22:39,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:39,144 INFO L93 Difference]: Finished difference Result 252 states and 375 transitions. [2019-11-28 00:22:39,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:39,145 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:22:39,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:39,145 INFO L225 Difference]: With dead ends: 252 [2019-11-28 00:22:39,145 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:22:39,147 INFO L630 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 [2019-11-28 00:22:39,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:22:39,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:22:39,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:22:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:22:39,151 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:22:39,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:39,152 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:22:39,152 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:22:39,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:39,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:39,338 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,339 INFO L242 CegarLoopResult]: At program point L812(lines 808 814) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:39,339 INFO L246 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,339 INFO L246 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,339 INFO L246 CegarLoopResult]: For program point L680-2(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,339 INFO L246 CegarLoopResult]: For program point L548(lines 548 565) no Hoare annotation was computed. [2019-11-28 00:22:39,340 INFO L246 CegarLoopResult]: For program point L548-1(lines 548 565) no Hoare annotation was computed. [2019-11-28 00:22:39,340 INFO L246 CegarLoopResult]: For program point L548-2(lines 548 565) no Hoare annotation was computed. [2019-11-28 00:22:39,340 INFO L246 CegarLoopResult]: For program point L895(lines 895 908) no Hoare annotation was computed. [2019-11-28 00:22:39,341 INFO L242 CegarLoopResult]: At program point L895-1(lines 1 911) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,341 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:39,341 INFO L246 CegarLoopResult]: For program point L895-2(lines 895 908) no Hoare annotation was computed. [2019-11-28 00:22:39,341 INFO L242 CegarLoopResult]: At program point L895-3(lines 1 911) the Hoare annotation is: false [2019-11-28 00:22:39,341 INFO L246 CegarLoopResult]: For program point L895-4(lines 895 908) no Hoare annotation was computed. [2019-11-28 00:22:39,341 INFO L242 CegarLoopResult]: At program point L895-5(lines 1 911) the Hoare annotation is: false [2019-11-28 00:22:39,341 INFO L246 CegarLoopResult]: For program point L697(lines 696 743) no Hoare annotation was computed. [2019-11-28 00:22:39,342 INFO L246 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2019-11-28 00:22:39,343 INFO L242 CegarLoopResult]: At program point L664-1(lines 664 670) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,343 INFO L242 CegarLoopResult]: At program point L516(lines 515 534) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,343 INFO L246 CegarLoopResult]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2019-11-28 00:22:39,343 INFO L242 CegarLoopResult]: At program point L516-2(lines 515 534) the Hoare annotation is: false [2019-11-28 00:22:39,344 INFO L242 CegarLoopResult]: At program point L516-3(lines 515 534) the Hoare annotation is: false [2019-11-28 00:22:39,344 INFO L246 CegarLoopResult]: For program point L698(lines 698 702) no Hoare annotation was computed. [2019-11-28 00:22:39,344 INFO L242 CegarLoopResult]: At program point L764-2(lines 764 778) the Hoare annotation is: false [2019-11-28 00:22:39,344 INFO L249 CegarLoopResult]: At program point L847(lines 828 850) the Hoare annotation is: true [2019-11-28 00:22:39,345 INFO L246 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2019-11-28 00:22:39,345 INFO L246 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2019-11-28 00:22:39,345 INFO L242 CegarLoopResult]: At program point L732-1(lines 516 522) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,345 INFO L246 CegarLoopResult]: For program point L716(lines 716 722) no Hoare annotation was computed. [2019-11-28 00:22:39,346 INFO L242 CegarLoopResult]: At program point L716-1(lines 716 722) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,346 INFO L246 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,346 INFO L246 CegarLoopResult]: For program point L650-2(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,346 INFO L246 CegarLoopResult]: For program point L650-3(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,347 INFO L246 CegarLoopResult]: For program point L650-5(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,347 INFO L246 CegarLoopResult]: For program point L650-6(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,347 INFO L246 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-11-28 00:22:39,347 INFO L246 CegarLoopResult]: For program point L650-8(lines 650 654) no Hoare annotation was computed. [2019-11-28 00:22:39,348 INFO L246 CegarLoopResult]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2019-11-28 00:22:39,348 INFO L246 CegarLoopResult]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2019-11-28 00:22:39,348 INFO L242 CegarLoopResult]: At program point L601(lines 596 604) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,348 INFO L242 CegarLoopResult]: At program point L601-1(lines 596 604) the Hoare annotation is: false [2019-11-28 00:22:39,349 INFO L242 CegarLoopResult]: At program point L601-2(lines 596 604) the Hoare annotation is: false [2019-11-28 00:22:39,349 INFO L242 CegarLoopResult]: At program point L882(lines 877 885) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:39,349 INFO L246 CegarLoopResult]: For program point L552(lines 552 560) no Hoare annotation was computed. [2019-11-28 00:22:39,350 INFO L246 CegarLoopResult]: For program point L552-1(lines 552 560) no Hoare annotation was computed. [2019-11-28 00:22:39,350 INFO L246 CegarLoopResult]: For program point L552-2(lines 552 560) no Hoare annotation was computed. [2019-11-28 00:22:39,350 INFO L246 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2019-11-28 00:22:39,350 INFO L246 CegarLoopResult]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2019-11-28 00:22:39,350 INFO L246 CegarLoopResult]: For program point L899-4(lines 899 905) no Hoare annotation was computed. [2019-11-28 00:22:39,351 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:39,351 INFO L246 CegarLoopResult]: For program point L768(lines 768 772) no Hoare annotation was computed. [2019-11-28 00:22:39,351 INFO L246 CegarLoopResult]: For program point L768-1(lines 516 522) no Hoare annotation was computed. [2019-11-28 00:22:39,352 INFO L242 CegarLoopResult]: At program point L488(lines 483 491) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,352 INFO L242 CegarLoopResult]: At program point L488-1(lines 483 491) the Hoare annotation is: false [2019-11-28 00:22:39,352 INFO L242 CegarLoopResult]: At program point L488-2(lines 483 491) the Hoare annotation is: false [2019-11-28 00:22:39,352 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,353 INFO L242 CegarLoopResult]: At program point L523(lines 523 529) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,353 INFO L242 CegarLoopResult]: At program point L523-1(lines 523 529) the Hoare annotation is: false [2019-11-28 00:22:39,353 INFO L242 CegarLoopResult]: At program point L523-2(lines 523 529) the Hoare annotation is: false [2019-11-28 00:22:39,353 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:39,354 INFO L242 CegarLoopResult]: At program point L656(lines 641 659) the Hoare annotation is: false [2019-11-28 00:22:39,354 INFO L242 CegarLoopResult]: At program point L656-1(lines 641 659) the Hoare annotation is: false [2019-11-28 00:22:39,354 INFO L242 CegarLoopResult]: At program point L656-2(lines 641 659) the Hoare annotation is: false [2019-11-28 00:22:39,355 INFO L246 CegarLoopResult]: For program point L838(lines 838 845) no Hoare annotation was computed. [2019-11-28 00:22:39,355 INFO L249 CegarLoopResult]: At program point L838-1(lines 838 845) the Hoare annotation is: true [2019-11-28 00:22:39,355 INFO L246 CegarLoopResult]: For program point L706(lines 706 712) no Hoare annotation was computed. [2019-11-28 00:22:39,355 INFO L242 CegarLoopResult]: At program point L706-1(lines 706 712) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:39,356 INFO L246 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2019-11-28 00:22:39,356 INFO L242 CegarLoopResult]: At program point L874(lines 1 911) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:39,356 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:39,356 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2019-11-28 00:22:39,357 INFO L246 CegarLoopResult]: For program point L726(lines 726 739) no Hoare annotation was computed. [2019-11-28 00:22:39,357 INFO L242 CegarLoopResult]: At program point L744(lines 695 745) the Hoare annotation is: false [2019-11-28 00:22:39,357 INFO L242 CegarLoopResult]: At program point L497(lines 492 500) the Hoare annotation is: false [2019-11-28 00:22:39,357 INFO L242 CegarLoopResult]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-11-28 00:22:39,358 INFO L246 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-11-28 00:22:39,358 INFO L242 CegarLoopResult]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-11-28 00:22:39,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:39 BoogieIcfgContainer [2019-11-28 00:22:39,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:39,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:39,383 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:39,383 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:39,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:37" (3/4) ... [2019-11-28 00:22:39,388 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:39,408 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:39,411 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:39,412 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:39,413 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:39,414 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:39,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:39,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:39,460 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:22:39,544 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:39,544 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:39,546 INFO L168 Benchmark]: Toolchain (without parser) took 3640.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 960.4 MB in the beginning and 932.8 MB in the end (delta: 27.6 MB). Peak memory consumption was 168.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,547 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:39,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.40 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. [2019-11-28 00:22:39,548 INFO L168 Benchmark]: Boogie Preprocessor took 57.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,548 INFO L168 Benchmark]: RCFGBuilder took 850.41 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: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,549 INFO L168 Benchmark]: TraceAbstraction took 1788.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.6 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,549 INFO L168 Benchmark]: Witness Printer took 161.35 ms. Allocated memory is still 1.2 GB. Free memory was 939.6 MB in the beginning and 932.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:39,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 674.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 850.41 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: 59.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1788.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.6 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. * Witness Printer took 161.35 ms. Allocated memory is still 1.2 GB. Free memory was 939.6 MB in the beginning and 932.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 680]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 680]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 680]: 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: 596]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 329 SDtfs, 309 SDslu, 272 SDs, 0 SdLazy, 63 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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, 71 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1297 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...