./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 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_spec5_product48.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 1b0d27feddcb9d1a4db7cdc5c8945d696a44cc7b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 21:22:58,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:22:58,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:22:58,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:22:58,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:22:58,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:22:58,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:22:58,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:22:58,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:22:58,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:22:58,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:22:58,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:22:58,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:22:58,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:22:58,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:22:58,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:22:58,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:22:58,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:22:58,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:22:58,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:22:58,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:22:58,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:22:58,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:22:58,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:22:58,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:22:58,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:22:58,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:22:58,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:22:58,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:22:58,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:22:58,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:22:58,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:22:58,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:22:58,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:22:58,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:22:58,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:22:58,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:22:58,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:22:58,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:22:58,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:22:58,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:22:58,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:22:58,700 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:22:58,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:22:58,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:22:58,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:22:58,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:22:58,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:22:58,704 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:22:58,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:22:58,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:22:58,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:22:58,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:22:58,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:22:58,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:22:58,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:22:58,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:22:58,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:22:58,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:22:58,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:22:58,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:22:58,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:22:58,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:22:58,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:58,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:22:58,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:22:58,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:22:58,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:22:58,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:22:58,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:22:58,710 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 -> 1b0d27feddcb9d1a4db7cdc5c8945d696a44cc7b [2019-11-19 21:22:59,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:22:59,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:22:59,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:22:59,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:22:59,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:22:59,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2019-11-19 21:22:59,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad8a757/a61b9d4f20bf4e8581f77f2cf55dc333/FLAG48f62a583 [2019-11-19 21:22:59,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:22:59,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2019-11-19 21:22:59,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad8a757/a61b9d4f20bf4e8581f77f2cf55dc333/FLAG48f62a583 [2019-11-19 21:23:00,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad8a757/a61b9d4f20bf4e8581f77f2cf55dc333 [2019-11-19 21:23:00,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:23:00,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:23:00,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:23:00,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:23:00,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:23:00,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b7b2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00, skipping insertion in model container [2019-11-19 21:23:00,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,030 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:23:00,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:23:00,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:23:00,573 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:23:00,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:23:00,763 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:23:00,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00 WrapperNode [2019-11-19 21:23:00,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:23:00,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:23:00,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:23:00,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:23:00,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:23:00,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:23:00,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:23:00,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:23:00,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (1/1) ... [2019-11-19 21:23:00,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:23:00,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:23:00,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:23:00,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:23:00,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (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 [2019-11-19 21:23:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:23:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:23:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:23:01,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:23:02,117 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:23:02,118 INFO L285 CfgBuilder]: Removed 212 assume(true) statements. [2019-11-19 21:23:02,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:23:02 BoogieIcfgContainer [2019-11-19 21:23:02,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:23:02,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:23:02,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:23:02,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:23:02,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:23:00" (1/3) ... [2019-11-19 21:23:02,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f4af4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:23:02, skipping insertion in model container [2019-11-19 21:23:02,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:23:00" (2/3) ... [2019-11-19 21:23:02,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f4af4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:23:02, skipping insertion in model container [2019-11-19 21:23:02,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:23:02" (3/3) ... [2019-11-19 21:23:02,136 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2019-11-19 21:23:02,148 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:23:02,157 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:23:02,168 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:23:02,192 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:23:02,192 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:23:02,192 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:23:02,193 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:23:02,193 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:23:02,193 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:23:02,193 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:23:02,193 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:23:02,218 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2019-11-19 21:23:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-19 21:23:02,230 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:02,231 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:02,232 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:02,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:02,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1514559463, now seen corresponding path program 1 times [2019-11-19 21:23:02,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:02,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805979989] [2019-11-19 21:23:02,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:02,541 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805979989] [2019-11-19 21:23:02,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:02,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:23:02,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352360384] [2019-11-19 21:23:02,550 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:23:02,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:02,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:23:02,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:23:02,569 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2019-11-19 21:23:02,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:02,616 INFO L93 Difference]: Finished difference Result 273 states and 406 transitions. [2019-11-19 21:23:02,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:23:02,618 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-19 21:23:02,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:02,640 INFO L225 Difference]: With dead ends: 273 [2019-11-19 21:23:02,640 INFO L226 Difference]: Without dead ends: 136 [2019-11-19 21:23:02,647 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 [2019-11-19 21:23:02,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-11-19 21:23:02,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2019-11-19 21:23:02,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-11-19 21:23:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2019-11-19 21:23:02,735 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2019-11-19 21:23:02,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:02,736 INFO L462 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2019-11-19 21:23:02,736 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:23:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2019-11-19 21:23:02,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-19 21:23:02,739 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:02,739 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] [2019-11-19 21:23:02,740 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:02,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:02,742 INFO L82 PathProgramCache]: Analyzing trace with hash 291460090, now seen corresponding path program 1 times [2019-11-19 21:23:02,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:02,743 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66336646] [2019-11-19 21:23:02,743 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:02,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66336646] [2019-11-19 21:23:02,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:02,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:23:02,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590990227] [2019-11-19 21:23:02,898 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:23:02,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:02,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:23:02,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:23:02,899 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2019-11-19 21:23:02,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:02,915 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2019-11-19 21:23:02,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:23:02,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-19 21:23:02,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:02,917 INFO L225 Difference]: With dead ends: 136 [2019-11-19 21:23:02,917 INFO L226 Difference]: Without dead ends: 57 [2019-11-19 21:23:02,918 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 [2019-11-19 21:23:02,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-11-19 21:23:02,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-11-19 21:23:02,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-11-19 21:23:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2019-11-19 21:23:02,926 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2019-11-19 21:23:02,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:02,926 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2019-11-19 21:23:02,926 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:23:02,926 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2019-11-19 21:23:02,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 21:23:02,928 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:02,928 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, 1, 1] [2019-11-19 21:23:02,928 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:02,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:02,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1876130146, now seen corresponding path program 1 times [2019-11-19 21:23:02,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:02,929 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470023165] [2019-11-19 21:23:02,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:03,054 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470023165] [2019-11-19 21:23:03,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:03,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:23:03,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734353570] [2019-11-19 21:23:03,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:23:03,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:03,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:23:03,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:23:03,061 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 3 states. [2019-11-19 21:23:03,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:03,121 INFO L93 Difference]: Finished difference Result 157 states and 229 transitions. [2019-11-19 21:23:03,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:23:03,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-19 21:23:03,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:03,124 INFO L225 Difference]: With dead ends: 157 [2019-11-19 21:23:03,125 INFO L226 Difference]: Without dead ends: 107 [2019-11-19 21:23:03,127 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 [2019-11-19 21:23:03,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-19 21:23:03,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 103. [2019-11-19 21:23:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-19 21:23:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 150 transitions. [2019-11-19 21:23:03,152 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 150 transitions. Word has length 26 [2019-11-19 21:23:03,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:03,153 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 150 transitions. [2019-11-19 21:23:03,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:23:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2019-11-19 21:23:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 21:23:03,155 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:03,155 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, 1, 1, 1, 1] [2019-11-19 21:23:03,161 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:03,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:03,162 INFO L82 PathProgramCache]: Analyzing trace with hash -1185211644, now seen corresponding path program 1 times [2019-11-19 21:23:03,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:03,162 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486756628] [2019-11-19 21:23:03,162 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:03,288 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486756628] [2019-11-19 21:23:03,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:03,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:23:03,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492500438] [2019-11-19 21:23:03,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:23:03,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:03,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:23:03,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:23:03,290 INFO L87 Difference]: Start difference. First operand 103 states and 150 transitions. Second operand 3 states. [2019-11-19 21:23:03,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:03,344 INFO L93 Difference]: Finished difference Result 246 states and 363 transitions. [2019-11-19 21:23:03,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:23:03,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-19 21:23:03,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:03,347 INFO L225 Difference]: With dead ends: 246 [2019-11-19 21:23:03,347 INFO L226 Difference]: Without dead ends: 150 [2019-11-19 21:23:03,348 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 [2019-11-19 21:23:03,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-11-19 21:23:03,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2019-11-19 21:23:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-11-19 21:23:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 212 transitions. [2019-11-19 21:23:03,365 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 212 transitions. Word has length 28 [2019-11-19 21:23:03,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:03,366 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 212 transitions. [2019-11-19 21:23:03,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:23:03,366 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2019-11-19 21:23:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-19 21:23:03,367 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:03,367 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, 1, 1, 1, 1, 1] [2019-11-19 21:23:03,368 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:03,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:03,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1849643669, now seen corresponding path program 1 times [2019-11-19 21:23:03,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:03,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204277645] [2019-11-19 21:23:03,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:03,486 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204277645] [2019-11-19 21:23:03,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:03,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:23:03,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192573015] [2019-11-19 21:23:03,489 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:23:03,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:03,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:23:03,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:23:03,491 INFO L87 Difference]: Start difference. First operand 148 states and 212 transitions. Second operand 5 states. [2019-11-19 21:23:03,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:03,688 INFO L93 Difference]: Finished difference Result 523 states and 749 transitions. [2019-11-19 21:23:03,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:23:03,689 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-19 21:23:03,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:03,692 INFO L225 Difference]: With dead ends: 523 [2019-11-19 21:23:03,693 INFO L226 Difference]: Without dead ends: 382 [2019-11-19 21:23:03,694 INFO L630 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 [2019-11-19 21:23:03,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2019-11-19 21:23:03,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 146. [2019-11-19 21:23:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-11-19 21:23:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 206 transitions. [2019-11-19 21:23:03,725 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 206 transitions. Word has length 29 [2019-11-19 21:23:03,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:03,725 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 206 transitions. [2019-11-19 21:23:03,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:23:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 206 transitions. [2019-11-19 21:23:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 21:23:03,731 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:03,732 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:03,734 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:03,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:03,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1013914346, now seen corresponding path program 1 times [2019-11-19 21:23:03,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:03,735 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539980449] [2019-11-19 21:23:03,735 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:03,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539980449] [2019-11-19 21:23:03,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:03,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:23:03,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980909916] [2019-11-19 21:23:03,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:23:03,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:03,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:23:03,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:23:03,859 INFO L87 Difference]: Start difference. First operand 146 states and 206 transitions. Second operand 5 states. [2019-11-19 21:23:03,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:03,939 INFO L93 Difference]: Finished difference Result 387 states and 541 transitions. [2019-11-19 21:23:03,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:23:03,939 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-19 21:23:03,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:03,941 INFO L225 Difference]: With dead ends: 387 [2019-11-19 21:23:03,941 INFO L226 Difference]: Without dead ends: 248 [2019-11-19 21:23:03,942 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:23:03,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-11-19 21:23:03,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 158. [2019-11-19 21:23:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-11-19 21:23:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 218 transitions. [2019-11-19 21:23:03,958 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 218 transitions. Word has length 37 [2019-11-19 21:23:03,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:03,959 INFO L462 AbstractCegarLoop]: Abstraction has 158 states and 218 transitions. [2019-11-19 21:23:03,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:23:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 218 transitions. [2019-11-19 21:23:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 21:23:03,960 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:03,961 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:03,961 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:03,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:03,961 INFO L82 PathProgramCache]: Analyzing trace with hash -2025031596, now seen corresponding path program 1 times [2019-11-19 21:23:03,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:03,962 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363005404] [2019-11-19 21:23:03,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:04,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:04,035 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363005404] [2019-11-19 21:23:04,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:04,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:23:04,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342500675] [2019-11-19 21:23:04,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:23:04,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:04,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:23:04,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:23:04,039 INFO L87 Difference]: Start difference. First operand 158 states and 218 transitions. Second operand 5 states. [2019-11-19 21:23:04,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:04,195 INFO L93 Difference]: Finished difference Result 430 states and 584 transitions. [2019-11-19 21:23:04,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:23:04,197 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-19 21:23:04,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:04,199 INFO L225 Difference]: With dead ends: 430 [2019-11-19 21:23:04,199 INFO L226 Difference]: Without dead ends: 279 [2019-11-19 21:23:04,200 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:23:04,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2019-11-19 21:23:04,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 166. [2019-11-19 21:23:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2019-11-19 21:23:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 226 transitions. [2019-11-19 21:23:04,219 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 226 transitions. Word has length 37 [2019-11-19 21:23:04,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:04,220 INFO L462 AbstractCegarLoop]: Abstraction has 166 states and 226 transitions. [2019-11-19 21:23:04,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:23:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2019-11-19 21:23:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 21:23:04,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:04,224 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:04,225 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:04,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:04,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1248867346, now seen corresponding path program 1 times [2019-11-19 21:23:04,225 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:04,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764111124] [2019-11-19 21:23:04,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:04,276 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764111124] [2019-11-19 21:23:04,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:04,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:23:04,276 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443337007] [2019-11-19 21:23:04,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:23:04,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:04,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:23:04,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:23:04,278 INFO L87 Difference]: Start difference. First operand 166 states and 226 transitions. Second operand 3 states. [2019-11-19 21:23:04,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:04,320 INFO L93 Difference]: Finished difference Result 383 states and 520 transitions. [2019-11-19 21:23:04,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:23:04,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-11-19 21:23:04,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:04,323 INFO L225 Difference]: With dead ends: 383 [2019-11-19 21:23:04,323 INFO L226 Difference]: Without dead ends: 224 [2019-11-19 21:23:04,324 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 [2019-11-19 21:23:04,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-11-19 21:23:04,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2019-11-19 21:23:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-11-19 21:23:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 297 transitions. [2019-11-19 21:23:04,347 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 297 transitions. Word has length 37 [2019-11-19 21:23:04,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:04,347 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 297 transitions. [2019-11-19 21:23:04,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:23:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 297 transitions. [2019-11-19 21:23:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-19 21:23:04,350 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:04,350 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:04,350 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:04,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:04,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1510301998, now seen corresponding path program 1 times [2019-11-19 21:23:04,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:04,352 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502213252] [2019-11-19 21:23:04,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:04,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502213252] [2019-11-19 21:23:04,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:04,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 21:23:04,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471321490] [2019-11-19 21:23:04,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:23:04,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:04,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:23:04,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:23:04,522 INFO L87 Difference]: Start difference. First operand 224 states and 297 transitions. Second operand 6 states. [2019-11-19 21:23:04,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:04,799 INFO L93 Difference]: Finished difference Result 869 states and 1173 transitions. [2019-11-19 21:23:04,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:23:04,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2019-11-19 21:23:04,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:04,804 INFO L225 Difference]: With dead ends: 869 [2019-11-19 21:23:04,804 INFO L226 Difference]: Without dead ends: 710 [2019-11-19 21:23:04,805 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-19 21:23:04,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2019-11-19 21:23:04,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 317. [2019-11-19 21:23:04,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2019-11-19 21:23:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 414 transitions. [2019-11-19 21:23:04,839 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 414 transitions. Word has length 38 [2019-11-19 21:23:04,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:04,839 INFO L462 AbstractCegarLoop]: Abstraction has 317 states and 414 transitions. [2019-11-19 21:23:04,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:23:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 414 transitions. [2019-11-19 21:23:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 21:23:04,841 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:04,841 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:04,841 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:04,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:04,842 INFO L82 PathProgramCache]: Analyzing trace with hash -2147133308, now seen corresponding path program 1 times [2019-11-19 21:23:04,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:04,842 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611447631] [2019-11-19 21:23:04,842 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 21:23:04,887 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611447631] [2019-11-19 21:23:04,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:23:04,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:23:04,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122017389] [2019-11-19 21:23:04,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:23:04,888 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:04,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:23:04,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:23:04,889 INFO L87 Difference]: Start difference. First operand 317 states and 414 transitions. Second operand 3 states. [2019-11-19 21:23:04,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:04,961 INFO L93 Difference]: Finished difference Result 541 states and 706 transitions. [2019-11-19 21:23:04,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:23:04,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-11-19 21:23:04,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:04,963 INFO L225 Difference]: With dead ends: 541 [2019-11-19 21:23:04,963 INFO L226 Difference]: Without dead ends: 231 [2019-11-19 21:23:04,964 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 [2019-11-19 21:23:04,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2019-11-19 21:23:04,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 225. [2019-11-19 21:23:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-11-19 21:23:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 290 transitions. [2019-11-19 21:23:04,987 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 290 transitions. Word has length 58 [2019-11-19 21:23:04,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:04,987 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 290 transitions. [2019-11-19 21:23:04,987 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:23:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 290 transitions. [2019-11-19 21:23:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-19 21:23:04,988 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:23:04,988 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:23:04,989 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:23:04,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:23:04,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1132876314, now seen corresponding path program 1 times [2019-11-19 21:23:04,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:23:04,989 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503899394] [2019-11-19 21:23:04,990 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:23:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:05,068 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503899394] [2019-11-19 21:23:05,068 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624510499] [2019-11-19 21:23:05,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:23:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:23:05,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-19 21:23:05,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 21:23:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:23:05,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-19 21:23:05,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-11-19 21:23:05,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144957334] [2019-11-19 21:23:05,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-19 21:23:05,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:23:05,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-19 21:23:05,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:23:05,305 INFO L87 Difference]: Start difference. First operand 225 states and 290 transitions. Second operand 9 states. [2019-11-19 21:23:05,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:23:05,652 INFO L93 Difference]: Finished difference Result 448 states and 589 transitions. [2019-11-19 21:23:05,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-19 21:23:05,653 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2019-11-19 21:23:05,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:23:05,653 INFO L225 Difference]: With dead ends: 448 [2019-11-19 21:23:05,654 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:23:05,655 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-19 21:23:05,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:23:05,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:23:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:23:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:23:05,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2019-11-19 21:23:05,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:23:05,656 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:23:05,657 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-19 21:23:05,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:23:05,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:23:05,861 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:23:05,868 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:23:06,070 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 79 [2019-11-19 21:23:06,653 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 74 [2019-11-19 21:23:06,776 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2019-11-19 21:23:07,060 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 27 [2019-11-19 21:23:07,403 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 25 [2019-11-19 21:23:07,697 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-11-19 21:23:07,897 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-11-19 21:23:08,131 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 25 [2019-11-19 21:23:08,521 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-11-19 21:23:08,643 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2019-11-19 21:23:08,905 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-11-19 21:23:09,131 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 25 [2019-11-19 21:23:09,338 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 10 [2019-11-19 21:23:09,343 INFO L444 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-11-19 21:23:09,343 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,344 INFO L444 ceAbstractionStarter]: For program point L432(lines 431 480) no Hoare annotation was computed. [2019-11-19 21:23:09,344 INFO L444 ceAbstractionStarter]: For program point L433(lines 433 437) no Hoare annotation was computed. [2019-11-19 21:23:09,346 INFO L440 ceAbstractionStarter]: At program point L797(lines 792 800) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 2) (= 2 ~waterLevel~0) .cse2) (and .cse3 (and .cse0 .cse4 .cse2)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 (and .cse4 .cse2) (= 0 ~systemActive~0)))) [2019-11-19 21:23:09,346 INFO L440 ceAbstractionStarter]: At program point L797-1(lines 792 800) the Hoare annotation is: false [2019-11-19 21:23:09,346 INFO L440 ceAbstractionStarter]: At program point L797-2(lines 792 800) the Hoare annotation is: false [2019-11-19 21:23:09,347 INFO L440 ceAbstractionStarter]: At program point L996(lines 991 999) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:09,347 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-11-19 21:23:09,347 INFO L444 ceAbstractionStarter]: For program point L831-1(lines 831 835) no Hoare annotation was computed. [2019-11-19 21:23:09,347 INFO L440 ceAbstractionStarter]: At program point L765(lines 760 768) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:09,348 INFO L440 ceAbstractionStarter]: At program point L765-1(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,348 INFO L440 ceAbstractionStarter]: At program point L765-2(lines 760 768) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:09,348 INFO L440 ceAbstractionStarter]: At program point L765-3(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,348 INFO L440 ceAbstractionStarter]: At program point L765-4(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,349 INFO L440 ceAbstractionStarter]: At program point L765-5(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,349 INFO L440 ceAbstractionStarter]: At program point L765-6(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,350 INFO L440 ceAbstractionStarter]: At program point L765-7(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,350 INFO L440 ceAbstractionStarter]: At program point L765-8(lines 760 768) the Hoare annotation is: false [2019-11-19 21:23:09,350 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2019-11-19 21:23:09,350 INFO L444 ceAbstractionStarter]: For program point L568-1(lines 568 585) no Hoare annotation was computed. [2019-11-19 21:23:09,351 INFO L444 ceAbstractionStarter]: For program point L568-2(lines 568 585) no Hoare annotation was computed. [2019-11-19 21:23:09,351 INFO L444 ceAbstractionStarter]: For program point L469(lines 469 475) no Hoare annotation was computed. [2019-11-19 21:23:09,351 INFO L440 ceAbstractionStarter]: At program point L469-1(lines 1 999) the Hoare annotation is: (let ((.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (and (= ~pumpRunning~0 0) .cse2))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse0 .cse3 .cse4) (and (and .cse3 .cse4) (= 0 ~systemActive~0))))) [2019-11-19 21:23:09,351 INFO L444 ceAbstractionStarter]: For program point L701(lines 701 707) no Hoare annotation was computed. [2019-11-19 21:23:09,353 INFO L440 ceAbstractionStarter]: At program point L701-1(lines 701 707) the Hoare annotation is: (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:09,353 INFO L440 ceAbstractionStarter]: At program point L933(lines 510 516) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and (and (and .cse1 .cse2 .cse3) .cse4) (= 0 ~systemActive~0)))) [2019-11-19 21:23:09,354 INFO L440 ceAbstractionStarter]: At program point L933-1(lines 510 516) the Hoare annotation is: false [2019-11-19 21:23:09,354 INFO L440 ceAbstractionStarter]: At program point L933-2(lines 510 516) the Hoare annotation is: false [2019-11-19 21:23:09,354 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,354 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,354 INFO L444 ceAbstractionStarter]: For program point L604-4(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,355 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,355 INFO L444 ceAbstractionStarter]: For program point L604-6(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,355 INFO L444 ceAbstractionStarter]: For program point L604-8(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,355 INFO L444 ceAbstractionStarter]: For program point L604-10(lines 604 610) no Hoare annotation was computed. [2019-11-19 21:23:09,356 INFO L440 ceAbstractionStarter]: At program point L638(lines 633 641) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4 .cse2 .cse3) (and (and (and .cse5 .cse6 .cse3) .cse4) (= 0 ~systemActive~0)) (and (and .cse0 .cse5 .cse6 .cse3) .cse4))) [2019-11-19 21:23:09,356 INFO L440 ceAbstractionStarter]: At program point L638-1(lines 633 641) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse1 (and .cse0 .cse2 .cse3)) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-19 21:23:09,360 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2019-11-19 21:23:09,360 INFO L440 ceAbstractionStarter]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2019-11-19 21:23:09,360 INFO L444 ceAbstractionStarter]: For program point L572-1(lines 572 580) no Hoare annotation was computed. [2019-11-19 21:23:09,361 INFO L440 ceAbstractionStarter]: At program point L638-3(lines 633 641) the Hoare annotation is: false [2019-11-19 21:23:09,361 INFO L440 ceAbstractionStarter]: At program point L638-4(lines 633 641) the Hoare annotation is: false [2019-11-19 21:23:09,361 INFO L444 ceAbstractionStarter]: For program point L572-2(lines 572 580) no Hoare annotation was computed. [2019-11-19 21:23:09,361 INFO L440 ceAbstractionStarter]: At program point L638-5(lines 633 641) the Hoare annotation is: false [2019-11-19 21:23:09,361 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 910) no Hoare annotation was computed. [2019-11-19 21:23:09,361 INFO L447 ceAbstractionStarter]: At program point L903-1(lines 903 910) the Hoare annotation is: true [2019-11-19 21:23:09,362 INFO L444 ceAbstractionStarter]: For program point L441(lines 441 447) no Hoare annotation was computed. [2019-11-19 21:23:09,363 INFO L440 ceAbstractionStarter]: At program point L441-1(lines 441 447) the Hoare annotation is: (let ((.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (and (= ~pumpRunning~0 0) .cse2))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse0 .cse3 .cse4) (and (and .cse3 .cse4) (= 0 ~systemActive~0))))) [2019-11-19 21:23:09,363 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,363 INFO L444 ceAbstractionStarter]: For program point L805-1(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,363 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L805-3(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L805-4(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L805-5(lines 805 811) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L740(lines 740 744) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,364 INFO L444 ceAbstractionStarter]: For program point L542-1(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L542-2(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L542-3(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L542-4(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,365 INFO L444 ceAbstractionStarter]: For program point L542-5(lines 542 559) no Hoare annotation was computed. [2019-11-19 21:23:09,366 INFO L444 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,368 INFO L440 ceAbstractionStarter]: At program point L510(lines 506 528) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse1 (and .cse2 .cse3)) (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-19 21:23:09,368 INFO L440 ceAbstractionStarter]: At program point L510-1(lines 506 528) the Hoare annotation is: false [2019-11-19 21:23:09,368 INFO L440 ceAbstractionStarter]: At program point L510-2(lines 506 528) the Hoare annotation is: false [2019-11-19 21:23:09,368 INFO L440 ceAbstractionStarter]: At program point L875(lines 871 877) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:09,369 INFO L440 ceAbstractionStarter]: At program point L810(lines 801 814) the Hoare annotation is: false [2019-11-19 21:23:09,369 INFO L440 ceAbstractionStarter]: At program point L810-1(lines 801 814) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~waterLevel~0 2) (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2) (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2))) [2019-11-19 21:23:09,369 INFO L440 ceAbstractionStarter]: At program point L810-2(lines 801 814) the Hoare annotation is: false [2019-11-19 21:23:09,369 INFO L440 ceAbstractionStarter]: At program point L810-3(lines 801 814) the Hoare annotation is: false [2019-11-19 21:23:09,369 INFO L440 ceAbstractionStarter]: At program point L810-4(lines 801 814) the Hoare annotation is: false [2019-11-19 21:23:09,371 INFO L440 ceAbstractionStarter]: At program point L810-5(lines 801 814) the Hoare annotation is: false [2019-11-19 21:23:09,371 INFO L444 ceAbstractionStarter]: For program point L546(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,371 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,371 INFO L444 ceAbstractionStarter]: For program point L546-2(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,371 INFO L444 ceAbstractionStarter]: For program point L546-3(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,373 INFO L444 ceAbstractionStarter]: For program point L546-4(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,373 INFO L444 ceAbstractionStarter]: For program point L546-5(lines 546 554) no Hoare annotation was computed. [2019-11-19 21:23:09,373 INFO L440 ceAbstractionStarter]: At program point L481(lines 430 482) the Hoare annotation is: false [2019-11-19 21:23:09,373 INFO L444 ceAbstractionStarter]: For program point L944(lines 944 961) no Hoare annotation was computed. [2019-11-19 21:23:09,374 INFO L440 ceAbstractionStarter]: At program point L944-1(lines 1 999) the Hoare annotation is: (let ((.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (= ~pumpRunning~0 0) .cse4)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) (= 2 ~waterLevel~0) (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse4) (and (and .cse1 .cse2) (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4)))) [2019-11-19 21:23:09,374 INFO L444 ceAbstractionStarter]: For program point L944-2(lines 944 961) no Hoare annotation was computed. [2019-11-19 21:23:09,374 INFO L440 ceAbstractionStarter]: At program point L944-3(lines 1 999) the Hoare annotation is: false [2019-11-19 21:23:09,374 INFO L444 ceAbstractionStarter]: For program point L944-4(lines 944 961) no Hoare annotation was computed. [2019-11-19 21:23:09,374 INFO L440 ceAbstractionStarter]: At program point L944-5(lines 1 999) the Hoare annotation is: false [2019-11-19 21:23:09,375 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:23:09,375 INFO L447 ceAbstractionStarter]: At program point L912(lines 893 915) the Hoare annotation is: true [2019-11-19 21:23:09,375 INFO L440 ceAbstractionStarter]: At program point L517(lines 517 523) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= 2 ~waterLevel~0) .cse3) (and (and .cse1 (and .cse2 .cse3)) (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-19 21:23:09,376 INFO L440 ceAbstractionStarter]: At program point L517-1(lines 517 523) the Hoare annotation is: false [2019-11-19 21:23:09,377 INFO L444 ceAbstractionStarter]: For program point L451(lines 451 457) no Hoare annotation was computed. [2019-11-19 21:23:09,377 INFO L440 ceAbstractionStarter]: At program point L517-2(lines 517 523) the Hoare annotation is: false [2019-11-19 21:23:09,377 INFO L440 ceAbstractionStarter]: At program point L451-1(lines 451 457) the Hoare annotation is: (let ((.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (and (= ~pumpRunning~0 0) .cse2))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse0 .cse3 .cse4) (and (and .cse3 .cse4) (= 0 ~systemActive~0))))) [2019-11-19 21:23:09,377 INFO L444 ceAbstractionStarter]: For program point L948(lines 948 958) no Hoare annotation was computed. [2019-11-19 21:23:09,377 INFO L444 ceAbstractionStarter]: For program point L948-2(lines 948 958) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point L948-4(lines 948 958) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point L949(lines 949 955) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point L949-2(lines 949 955) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point L949-4(lines 949 955) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:23:09,378 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 756) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687-5(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,379 INFO L444 ceAbstractionStarter]: For program point L687-8(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-9(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-11(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-12(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-14(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-15(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,380 INFO L444 ceAbstractionStarter]: For program point L687-17(lines 687 691) no Hoare annotation was computed. [2019-11-19 21:23:09,381 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:23:09,381 INFO L440 ceAbstractionStarter]: At program point L988(lines 1 999) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:09,381 INFO L440 ceAbstractionStarter]: At program point L923(lines 918 925) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:09,381 INFO L444 ceAbstractionStarter]: For program point L461(lines 461 476) no Hoare annotation was computed. [2019-11-19 21:23:09,381 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:23:09,382 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 21:23:09,382 INFO L440 ceAbstractionStarter]: At program point L693(lines 678 696) the Hoare annotation is: false [2019-11-19 21:23:09,382 INFO L440 ceAbstractionStarter]: At program point L693-1(lines 678 696) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (<= ~waterLevel~0 2) .cse1 .cse2))) [2019-11-19 21:23:09,382 INFO L440 ceAbstractionStarter]: At program point L693-2(lines 678 696) the Hoare annotation is: false [2019-11-19 21:23:09,382 INFO L440 ceAbstractionStarter]: At program point L693-3(lines 678 696) the Hoare annotation is: false [2019-11-19 21:23:09,382 INFO L440 ceAbstractionStarter]: At program point L693-4(lines 678 696) the Hoare annotation is: false [2019-11-19 21:23:09,383 INFO L440 ceAbstractionStarter]: At program point L693-5(lines 678 696) the Hoare annotation is: false [2019-11-19 21:23:09,383 INFO L440 ceAbstractionStarter]: At program point L827-2(lines 827 841) the Hoare annotation is: false [2019-11-19 21:23:09,383 INFO L444 ceAbstractionStarter]: For program point L728(lines 728 732) no Hoare annotation was computed. [2019-11-19 21:23:09,383 INFO L440 ceAbstractionStarter]: At program point L629(lines 622 632) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:09,383 INFO L444 ceAbstractionStarter]: For program point L728-3(lines 728 732) no Hoare annotation was computed. [2019-11-19 21:23:09,384 INFO L440 ceAbstractionStarter]: At program point L629-1(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,384 INFO L440 ceAbstractionStarter]: At program point L629-2(lines 622 632) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:09,384 INFO L440 ceAbstractionStarter]: At program point L629-3(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,384 INFO L444 ceAbstractionStarter]: For program point L728-6(lines 728 732) no Hoare annotation was computed. [2019-11-19 21:23:09,384 INFO L440 ceAbstractionStarter]: At program point L629-4(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,385 INFO L440 ceAbstractionStarter]: At program point L629-5(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,385 INFO L440 ceAbstractionStarter]: At program point L629-6(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,385 INFO L440 ceAbstractionStarter]: At program point L629-7(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,385 INFO L440 ceAbstractionStarter]: At program point L629-8(lines 622 632) the Hoare annotation is: false [2019-11-19 21:23:09,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:23:09 BoogieIcfgContainer [2019-11-19 21:23:09,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:23:09,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:23:09,457 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:23:09,457 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:23:09,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:23:02" (3/4) ... [2019-11-19 21:23:09,461 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:23:09,492 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:23:09,494 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 21:23:09,496 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 21:23:09,497 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:23:09,498 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:23:09,500 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:23:09,538 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= pumpRunning) && \result == 2) && 2 == waterLevel) && tmp == 2) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-19 21:23:09,539 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) [2019-11-19 21:23:09,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) [2019-11-19 21:23:09,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) [2019-11-19 21:23:09,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 1 <= \result) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) [2019-11-19 21:23:09,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) [2019-11-19 21:23:09,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-19 21:23:09,543 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-19 21:23:09,545 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= pumpRunning) && \result == 2) && 2 == waterLevel) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) [2019-11-19 21:23:09,545 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-19 21:23:09,546 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-19 21:23:09,550 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:09,553 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((1 == systemActive && waterLevel <= 2) && (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-19 21:23:09,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == tmp) && 0 == \result) && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:09,679 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:23:09,679 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:23:09,680 INFO L168 Benchmark]: Toolchain (without parser) took 9670.99 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 339.7 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -80.1 MB). Peak memory consumption was 259.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,681 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:23:09,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,682 INFO L168 Benchmark]: Boogie Preprocessor took 93.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,682 INFO L168 Benchmark]: RCFGBuilder took 1182.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,682 INFO L168 Benchmark]: TraceAbstraction took 7333.84 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 195.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -3.1 MB). Peak memory consumption was 304.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,683 INFO L168 Benchmark]: Witness Printer took 222.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:09,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 753.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1182.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7333.84 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 195.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -3.1 MB). Peak memory consumption was 304.8 MB. Max. memory is 11.5 GB. * Witness Printer took 222.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= pumpRunning) && \result == 2) && 2 == waterLevel) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= pumpRunning) && \result == 2) && 2 == waterLevel) && tmp == 2) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == tmp) && 0 == \result) && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: ((((1 == systemActive && waterLevel <= 2) && !(\result == 0)) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 2 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 1 <= \result) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((1 == systemActive && waterLevel <= 2) && (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 1 <= pumpRunning) && 2 == waterLevel) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((1 == systemActive && waterLevel <= 2) && pumpRunning == 0 && 0 == splverifierCounter)) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Result: SAFE, OverallTime: 7.1s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, HoareTripleCheckerStatistics: 1280 SDtfs, 1518 SDslu, 1775 SDs, 0 SdLazy, 282 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 133 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=317occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 844 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 191 NumberOfFragments, 831 HoareAnnotationTreeSize, 63 FomulaSimplifications, 126187 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 16613 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 447 NumberOfCodeBlocks, 447 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 33479 SizeOfPredicates, 4 NumberOfNonLiveVariables, 436 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 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...