./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product63.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_spec4_product63.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 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:22:51,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:22:51,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:22:51,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:22:51,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:22:51,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:22:51,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:22:51,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:22:51,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:22:51,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:22:51,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:22:51,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:22:51,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:22:51,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:22:51,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:22:51,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:22:51,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:22:51,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:22:51,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:22:51,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:22:51,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:22:51,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:22:51,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:22:51,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:22:51,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:22:51,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:22:51,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:22:51,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:22:51,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:22:51,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:22:51,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:22:51,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:22:51,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:22:51,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:22:51,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:22:51,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:22:51,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:22:51,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:22:51,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:22:51,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:22:51,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:22:51,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:22:51,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:22:51,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:22:51,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:22:51,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:22:51,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:22:51,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:22:51,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:22:51,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:22:51,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:22:51,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:22:51,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:22:51,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:22:51,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:22:51,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:22:51,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:22:51,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:22:51,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:22:51,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:22:51,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:22:51,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:22:51,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:22:51,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:51,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:22:51,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:22:51,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:22:51,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:22:51,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:22:51,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:22:51,262 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 -> 3f5feda30a80cf6aabd7a2a811c7fc0f92333d0d [2019-11-19 21:22:51,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:22:51,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:22:51,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:22:51,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:22:51,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:22:51,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2019-11-19 21:22:51,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88b0f103/1a9a95dfb9574d3386bcc99256c21236/FLAGc0c2813a8 [2019-11-19 21:22:52,320 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:22:52,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2019-11-19 21:22:52,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88b0f103/1a9a95dfb9574d3386bcc99256c21236/FLAGc0c2813a8 [2019-11-19 21:22:52,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88b0f103/1a9a95dfb9574d3386bcc99256c21236 [2019-11-19 21:22:52,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:22:52,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:22:52,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:52,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:22:52,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:22:52,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:52" (1/1) ... [2019-11-19 21:22:52,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ae46d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:52, skipping insertion in model container [2019-11-19 21:22:52,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:52" (1/1) ... [2019-11-19 21:22:52,659 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:22:52,719 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:22:53,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:53,291 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:22:53,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:53,413 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:22:53,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53 WrapperNode [2019-11-19 21:22:53,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:53,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:53,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:22:53,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:22:53,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:53,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:22:53,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:22:53,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:22:53,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (1/1) ... [2019-11-19 21:22:53,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:22:53,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:22:53,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:22:53,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:22:53,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (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 21:22:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:22:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:22:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:22:53,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:22:54,986 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:22:54,986 INFO L285 CfgBuilder]: Removed 352 assume(true) statements. [2019-11-19 21:22:54,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:54 BoogieIcfgContainer [2019-11-19 21:22:54,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:22:54,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:22:54,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:22:54,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:22:54,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:22:52" (1/3) ... [2019-11-19 21:22:54,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b09af9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:54, skipping insertion in model container [2019-11-19 21:22:54,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:53" (2/3) ... [2019-11-19 21:22:54,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b09af9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:54, skipping insertion in model container [2019-11-19 21:22:55,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:54" (3/3) ... [2019-11-19 21:22:55,005 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2019-11-19 21:22:55,016 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:22:55,026 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:22:55,038 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:22:55,075 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:22:55,075 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:22:55,076 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:22:55,076 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:22:55,076 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:22:55,076 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:22:55,076 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:22:55,077 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:22:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-19 21:22:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 21:22:55,107 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,108 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:55,109 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2019-11-19 21:22:55,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,122 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521481268] [2019-11-19 21:22:55,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,404 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 21:22:55,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521481268] [2019-11-19 21:22:55,406 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:55,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:55,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855201727] [2019-11-19 21:22:55,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:22:55,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:22:55,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:55,430 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2019-11-19 21:22:55,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:55,483 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2019-11-19 21:22:55,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:22:55,484 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 21:22:55,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:55,500 INFO L225 Difference]: With dead ends: 448 [2019-11-19 21:22:55,501 INFO L226 Difference]: Without dead ends: 223 [2019-11-19 21:22:55,506 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 21:22:55,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2019-11-19 21:22:55,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2019-11-19 21:22:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2019-11-19 21:22:55,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2019-11-19 21:22:55,563 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2019-11-19 21:22:55,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,563 INFO L462 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2019-11-19 21:22:55,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:22:55,564 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2019-11-19 21:22:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 21:22:55,565 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,566 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:55,566 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,567 INFO L82 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2019-11-19 21:22:55,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,567 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9773972] [2019-11-19 21:22:55,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,710 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 21:22:55,711 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9773972] [2019-11-19 21:22:55,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:55,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:55,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813733572] [2019-11-19 21:22:55,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:55,714 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:55,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:55,716 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2019-11-19 21:22:55,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:55,739 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2019-11-19 21:22:55,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:55,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 21:22:55,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:55,741 INFO L225 Difference]: With dead ends: 223 [2019-11-19 21:22:55,742 INFO L226 Difference]: Without dead ends: 85 [2019-11-19 21:22:55,744 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 21:22:55,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-19 21:22:55,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-19 21:22:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-19 21:22:55,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2019-11-19 21:22:55,755 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2019-11-19 21:22:55,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,755 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2019-11-19 21:22:55,756 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:55,756 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2019-11-19 21:22:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 21:22:55,757 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,758 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:55,758 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,759 INFO L82 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2019-11-19 21:22:55,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,759 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493469443] [2019-11-19 21:22:55,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,908 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 21:22:55,910 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493469443] [2019-11-19 21:22:55,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:55,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:55,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949512822] [2019-11-19 21:22:55,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:55,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:55,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:55,913 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2019-11-19 21:22:55,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:55,951 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2019-11-19 21:22:55,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:55,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 21:22:55,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:55,956 INFO L225 Difference]: With dead ends: 243 [2019-11-19 21:22:55,957 INFO L226 Difference]: Without dead ends: 164 [2019-11-19 21:22:55,958 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 21:22:55,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-11-19 21:22:55,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2019-11-19 21:22:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-11-19 21:22:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2019-11-19 21:22:55,983 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2019-11-19 21:22:55,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,984 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2019-11-19 21:22:55,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2019-11-19 21:22:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 21:22:55,985 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,986 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] [2019-11-19 21:22:55,986 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,986 INFO L82 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2019-11-19 21:22:55,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,987 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573897778] [2019-11-19 21:22:55,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:56,064 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 21:22:56,064 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573897778] [2019-11-19 21:22:56,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:56,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:56,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33808329] [2019-11-19 21:22:56,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:56,066 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:56,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:56,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:56,068 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2019-11-19 21:22:56,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:56,191 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2019-11-19 21:22:56,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:56,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-11-19 21:22:56,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:56,194 INFO L225 Difference]: With dead ends: 325 [2019-11-19 21:22:56,194 INFO L226 Difference]: Without dead ends: 171 [2019-11-19 21:22:56,196 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 21:22:56,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-11-19 21:22:56,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2019-11-19 21:22:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2019-11-19 21:22:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2019-11-19 21:22:56,232 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2019-11-19 21:22:56,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:56,233 INFO L462 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2019-11-19 21:22:56,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2019-11-19 21:22:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 21:22:56,238 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:56,238 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] [2019-11-19 21:22:56,239 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:56,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:56,239 INFO L82 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2019-11-19 21:22:56,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:56,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70033109] [2019-11-19 21:22:56,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:56,368 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 21:22:56,369 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70033109] [2019-11-19 21:22:56,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:56,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:56,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082906745] [2019-11-19 21:22:56,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:56,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:56,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:56,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:56,372 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2019-11-19 21:22:56,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:56,502 INFO L93 Difference]: Finished difference Result 593 states and 857 transitions. [2019-11-19 21:22:56,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:56,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-19 21:22:56,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:56,506 INFO L225 Difference]: With dead ends: 593 [2019-11-19 21:22:56,506 INFO L226 Difference]: Without dead ends: 430 [2019-11-19 21:22:56,508 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:56,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2019-11-19 21:22:56,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 260. [2019-11-19 21:22:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-11-19 21:22:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 364 transitions. [2019-11-19 21:22:56,535 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 364 transitions. Word has length 25 [2019-11-19 21:22:56,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:56,537 INFO L462 AbstractCegarLoop]: Abstraction has 260 states and 364 transitions. [2019-11-19 21:22:56,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:56,537 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 364 transitions. [2019-11-19 21:22:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 21:22:56,541 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:56,541 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 21:22:56,541 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:56,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:56,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1772713209, now seen corresponding path program 1 times [2019-11-19 21:22:56,542 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:56,542 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789622383] [2019-11-19 21:22:56,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:56,668 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 21:22:56,669 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789622383] [2019-11-19 21:22:56,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:56,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:22:56,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349706968] [2019-11-19 21:22:56,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:56,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:56,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:56,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:56,671 INFO L87 Difference]: Start difference. First operand 260 states and 364 transitions. Second operand 5 states. [2019-11-19 21:22:56,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:56,894 INFO L93 Difference]: Finished difference Result 592 states and 842 transitions. [2019-11-19 21:22:56,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:56,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-19 21:22:56,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:56,900 INFO L225 Difference]: With dead ends: 592 [2019-11-19 21:22:56,900 INFO L226 Difference]: Without dead ends: 590 [2019-11-19 21:22:56,901 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 21:22:56,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2019-11-19 21:22:56,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 260. [2019-11-19 21:22:56,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2019-11-19 21:22:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 362 transitions. [2019-11-19 21:22:56,933 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 362 transitions. Word has length 26 [2019-11-19 21:22:56,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:56,935 INFO L462 AbstractCegarLoop]: Abstraction has 260 states and 362 transitions. [2019-11-19 21:22:56,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 362 transitions. [2019-11-19 21:22:56,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 21:22:56,940 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:56,941 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] [2019-11-19 21:22:56,946 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:56,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:56,947 INFO L82 PathProgramCache]: Analyzing trace with hash 1614567615, now seen corresponding path program 1 times [2019-11-19 21:22:56,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:56,949 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433119850] [2019-11-19 21:22:56,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:57,030 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 21:22:57,030 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433119850] [2019-11-19 21:22:57,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:57,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:57,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013685134] [2019-11-19 21:22:57,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:57,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:57,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:57,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:57,041 INFO L87 Difference]: Start difference. First operand 260 states and 362 transitions. Second operand 5 states. [2019-11-19 21:22:57,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:57,166 INFO L93 Difference]: Finished difference Result 702 states and 966 transitions. [2019-11-19 21:22:57,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:57,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-19 21:22:57,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:57,169 INFO L225 Difference]: With dead ends: 702 [2019-11-19 21:22:57,169 INFO L226 Difference]: Without dead ends: 448 [2019-11-19 21:22:57,171 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 21:22:57,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2019-11-19 21:22:57,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 284. [2019-11-19 21:22:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2019-11-19 21:22:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 386 transitions. [2019-11-19 21:22:57,197 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 386 transitions. Word has length 35 [2019-11-19 21:22:57,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:57,198 INFO L462 AbstractCegarLoop]: Abstraction has 284 states and 386 transitions. [2019-11-19 21:22:57,198 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 386 transitions. [2019-11-19 21:22:57,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 21:22:57,199 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:57,199 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] [2019-11-19 21:22:57,200 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:57,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:57,200 INFO L82 PathProgramCache]: Analyzing trace with hash 1027761601, now seen corresponding path program 1 times [2019-11-19 21:22:57,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:57,201 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645992029] [2019-11-19 21:22:57,201 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:57,264 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 21:22:57,265 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645992029] [2019-11-19 21:22:57,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:57,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:57,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588417252] [2019-11-19 21:22:57,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:57,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:57,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:57,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:57,268 INFO L87 Difference]: Start difference. First operand 284 states and 386 transitions. Second operand 5 states. [2019-11-19 21:22:57,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:57,486 INFO L93 Difference]: Finished difference Result 685 states and 919 transitions. [2019-11-19 21:22:57,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:57,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-19 21:22:57,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:57,490 INFO L225 Difference]: With dead ends: 685 [2019-11-19 21:22:57,490 INFO L226 Difference]: Without dead ends: 407 [2019-11-19 21:22:57,491 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 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 21:22:57,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2019-11-19 21:22:57,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 251. [2019-11-19 21:22:57,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-11-19 21:22:57,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 334 transitions. [2019-11-19 21:22:57,521 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 334 transitions. Word has length 35 [2019-11-19 21:22:57,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:57,522 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 334 transitions. [2019-11-19 21:22:57,522 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 334 transitions. [2019-11-19 21:22:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 21:22:57,525 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:57,525 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] [2019-11-19 21:22:57,526 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:57,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:57,526 INFO L82 PathProgramCache]: Analyzing trace with hash -252102077, now seen corresponding path program 1 times [2019-11-19 21:22:57,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:57,528 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744535498] [2019-11-19 21:22:57,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:57,608 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 21:22:57,608 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744535498] [2019-11-19 21:22:57,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:57,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:57,609 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055149045] [2019-11-19 21:22:57,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:57,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:57,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:57,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:57,611 INFO L87 Difference]: Start difference. First operand 251 states and 334 transitions. Second operand 5 states. [2019-11-19 21:22:57,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:57,781 INFO L93 Difference]: Finished difference Result 720 states and 972 transitions. [2019-11-19 21:22:57,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:57,782 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-19 21:22:57,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:57,786 INFO L225 Difference]: With dead ends: 720 [2019-11-19 21:22:57,787 INFO L226 Difference]: Without dead ends: 527 [2019-11-19 21:22:57,788 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:57,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2019-11-19 21:22:57,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 344. [2019-11-19 21:22:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2019-11-19 21:22:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 451 transitions. [2019-11-19 21:22:57,823 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 451 transitions. Word has length 35 [2019-11-19 21:22:57,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:57,823 INFO L462 AbstractCegarLoop]: Abstraction has 344 states and 451 transitions. [2019-11-19 21:22:57,823 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 451 transitions. [2019-11-19 21:22:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 21:22:57,825 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:57,826 INFO L410 BasicCegarLoop]: trace histogram [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 21:22:57,826 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:57,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:57,827 INFO L82 PathProgramCache]: Analyzing trace with hash -822173497, now seen corresponding path program 1 times [2019-11-19 21:22:57,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:57,827 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329022164] [2019-11-19 21:22:57,827 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 21:22:57,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329022164] [2019-11-19 21:22:57,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:57,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:57,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998847297] [2019-11-19 21:22:57,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:57,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:57,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:57,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:57,902 INFO L87 Difference]: Start difference. First operand 344 states and 451 transitions. Second operand 3 states. [2019-11-19 21:22:57,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:57,963 INFO L93 Difference]: Finished difference Result 410 states and 538 transitions. [2019-11-19 21:22:57,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:57,964 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-19 21:22:57,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:57,965 INFO L225 Difference]: With dead ends: 410 [2019-11-19 21:22:57,965 INFO L226 Difference]: Without dead ends: 172 [2019-11-19 21:22:57,967 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 21:22:57,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2019-11-19 21:22:57,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2019-11-19 21:22:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-11-19 21:22:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 217 transitions. [2019-11-19 21:22:57,982 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 217 transitions. Word has length 52 [2019-11-19 21:22:57,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:57,983 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 217 transitions. [2019-11-19 21:22:57,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 217 transitions. [2019-11-19 21:22:57,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-19 21:22:57,984 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:57,985 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2019-11-19 21:22:57,985 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:57,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:57,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2019-11-19 21:22:57,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:57,986 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996632080] [2019-11-19 21:22:57,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:58,079 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996632080] [2019-11-19 21:22:58,080 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987461353] [2019-11-19 21:22:58,080 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 21:22:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:58,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 21:22:58,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 21:22:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:58,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-19 21:22:58,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-11-19 21:22:58,276 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479719187] [2019-11-19 21:22:58,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:58,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:58,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:58,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:58,277 INFO L87 Difference]: Start difference. First operand 172 states and 217 transitions. Second operand 6 states. [2019-11-19 21:22:58,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:58,519 INFO L93 Difference]: Finished difference Result 559 states and 719 transitions. [2019-11-19 21:22:58,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:58,520 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-11-19 21:22:58,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:58,523 INFO L225 Difference]: With dead ends: 559 [2019-11-19 21:22:58,524 INFO L226 Difference]: Without dead ends: 418 [2019-11-19 21:22:58,524 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-19 21:22:58,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2019-11-19 21:22:58,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 238. [2019-11-19 21:22:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2019-11-19 21:22:58,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 303 transitions. [2019-11-19 21:22:58,554 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 303 transitions. Word has length 60 [2019-11-19 21:22:58,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:58,554 INFO L462 AbstractCegarLoop]: Abstraction has 238 states and 303 transitions. [2019-11-19 21:22:58,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2019-11-19 21:22:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 21:22:58,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:58,556 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2019-11-19 21:22:58,762 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:58,763 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:58,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:58,764 INFO L82 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2019-11-19 21:22:58,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:58,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064677814] [2019-11-19 21:22:58,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:58,992 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 21:22:58,992 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064677814] [2019-11-19 21:22:58,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:58,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:58,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107017605] [2019-11-19 21:22:58,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:58,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:58,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:58,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:58,995 INFO L87 Difference]: Start difference. First operand 238 states and 303 transitions. Second operand 5 states. [2019-11-19 21:22:59,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:59,357 INFO L93 Difference]: Finished difference Result 715 states and 920 transitions. [2019-11-19 21:22:59,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-19 21:22:59,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2019-11-19 21:22:59,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:59,362 INFO L225 Difference]: With dead ends: 715 [2019-11-19 21:22:59,362 INFO L226 Difference]: Without dead ends: 507 [2019-11-19 21:22:59,363 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:59,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2019-11-19 21:22:59,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 326. [2019-11-19 21:22:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-11-19 21:22:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 412 transitions. [2019-11-19 21:22:59,408 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 412 transitions. Word has length 85 [2019-11-19 21:22:59,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:59,409 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 412 transitions. [2019-11-19 21:22:59,410 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:59,410 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 412 transitions. [2019-11-19 21:22:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 21:22:59,411 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:59,411 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2019-11-19 21:22:59,412 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:59,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:59,412 INFO L82 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2019-11-19 21:22:59,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:59,413 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687925989] [2019-11-19 21:22:59,413 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-19 21:22:59,522 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687925989] [2019-11-19 21:22:59,523 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [225444622] [2019-11-19 21:22:59,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:59,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-19 21:22:59,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 21:22:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 21:22:59,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 21:22:59,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-11-19 21:22:59,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651767467] [2019-11-19 21:22:59,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:59,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:59,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:59,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:22:59,722 INFO L87 Difference]: Start difference. First operand 326 states and 412 transitions. Second operand 5 states. [2019-11-19 21:22:59,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:59,806 INFO L93 Difference]: Finished difference Result 592 states and 745 transitions. [2019-11-19 21:22:59,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:22:59,807 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2019-11-19 21:22:59,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:59,807 INFO L225 Difference]: With dead ends: 592 [2019-11-19 21:22:59,807 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:22:59,809 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-19 21:22:59,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:22:59,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:22:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:22:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:22:59,810 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2019-11-19 21:22:59,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:59,810 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:22:59,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:22:59,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:23:00,015 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:23:00,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:23:00,143 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2019-11-19 21:23:00,536 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 100 [2019-11-19 21:23:00,745 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 105 [2019-11-19 21:23:01,239 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 111 [2019-11-19 21:23:01,378 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 102 [2019-11-19 21:23:01,515 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 100 [2019-11-19 21:23:01,788 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 22 [2019-11-19 21:23:02,038 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2019-11-19 21:23:02,314 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 23 [2019-11-19 21:23:02,642 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2019-11-19 21:23:03,074 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 19 [2019-11-19 21:23:03,490 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 27 [2019-11-19 21:23:03,676 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 6 [2019-11-19 21:23:03,882 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 18 [2019-11-19 21:23:04,576 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2019-11-19 21:23:04,952 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 16 [2019-11-19 21:23:05,304 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2019-11-19 21:23:05,328 INFO L444 ceAbstractionStarter]: For program point L960(lines 959 1006) no Hoare annotation was computed. [2019-11-19 21:23:05,328 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,329 INFO L444 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-11-19 21:23:05,329 INFO L444 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,329 INFO L444 ceAbstractionStarter]: For program point L763-1(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,329 INFO L444 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,329 INFO L444 ceAbstractionStarter]: For program point L763-3(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,330 INFO L444 ceAbstractionStarter]: For program point L763-4(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,330 INFO L444 ceAbstractionStarter]: For program point L763-5(lines 763 771) no Hoare annotation was computed. [2019-11-19 21:23:05,330 INFO L440 ceAbstractionStarter]: At program point L701(lines 700 719) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (= 1 ~systemActive~0) .cse0) (<= 1 ~waterLevel~0)) (and (and (= ~pumpRunning~0 0) .cse0) (= 0 ~systemActive~0)))) [2019-11-19 21:23:05,331 INFO L444 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2019-11-19 21:23:05,331 INFO L440 ceAbstractionStarter]: At program point L701-2(lines 700 719) the Hoare annotation is: false [2019-11-19 21:23:05,331 INFO L440 ceAbstractionStarter]: At program point L701-3(lines 700 719) the Hoare annotation is: false [2019-11-19 21:23:05,331 INFO L447 ceAbstractionStarter]: At program point L505(lines 486 508) the Hoare annotation is: true [2019-11-19 21:23:05,331 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 975) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L440 ceAbstractionStarter]: At program point L969-1(lines 969 975) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2) (and (and .cse1 .cse2) (= 0 ~systemActive~0)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse2)))) [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-3(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-5(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-6(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-8(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-9(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,332 INFO L444 ceAbstractionStarter]: For program point L904-11(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-12(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-14(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-15(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-17(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-18(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-20(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-21(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,333 INFO L444 ceAbstractionStarter]: For program point L904-23(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-24(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-26(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-27(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-29(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-30(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-32(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-33(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,334 INFO L444 ceAbstractionStarter]: For program point L904-35(lines 904 908) no Hoare annotation was computed. [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 .cse2) (<= 1 ~waterLevel~0)) (and (and .cse1 .cse2) (= 0 ~systemActive~0)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse2)))) [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L708-1(lines 708 714) the Hoare annotation is: false [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L708-2(lines 708 714) the Hoare annotation is: false [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L910(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L910-1(lines 895 913) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse1 .cse2) (<= 1 ~waterLevel~0)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2)))) [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L910-2(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L910-3(lines 895 913) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse1 .cse2) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2019-11-19 21:23:05,335 INFO L440 ceAbstractionStarter]: At program point L910-4(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-5(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-6(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-7(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-8(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-9(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-10(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L910-11(lines 895 913) the Hoare annotation is: false [2019-11-19 21:23:05,336 INFO L440 ceAbstractionStarter]: At program point L846(lines 839 849) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-1(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-2(lines 839 849) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-3(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-4(lines 839 849) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-5(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-6(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-7(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,337 INFO L440 ceAbstractionStarter]: At program point L846-8(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-9(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-10(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-11(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-12(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-13(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L846-14(lines 839 849) the Hoare annotation is: false [2019-11-19 21:23:05,338 INFO L444 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2019-11-19 21:23:05,338 INFO L440 ceAbstractionStarter]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2) (and (and .cse1 .cse2) (= 0 ~systemActive~0)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse2)))) [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L585-3(lines 585 589) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L585-6(lines 585 589) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L785-1(lines 785 802) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L444 ceAbstractionStarter]: For program point L785-2(lines 785 802) no Hoare annotation was computed. [2019-11-19 21:23:05,339 INFO L440 ceAbstractionStarter]: At program point L654(lines 649 657) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 .cse2) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and (and .cse1 .cse2) (= 0 ~systemActive~0)))) [2019-11-19 21:23:05,340 INFO L440 ceAbstractionStarter]: At program point L654-1(lines 649 657) the Hoare annotation is: false [2019-11-19 21:23:05,340 INFO L440 ceAbstractionStarter]: At program point L654-2(lines 649 657) the Hoare annotation is: false [2019-11-19 21:23:05,340 INFO L440 ceAbstractionStarter]: At program point L855(lines 850 858) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ~systemActive~0)) [2019-11-19 21:23:05,340 INFO L440 ceAbstractionStarter]: At program point L855-1(lines 850 858) the Hoare annotation is: false [2019-11-19 21:23:05,340 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 797) no Hoare annotation was computed. [2019-11-19 21:23:05,340 INFO L440 ceAbstractionStarter]: At program point L855-2(lines 850 858) the Hoare annotation is: false [2019-11-19 21:23:05,340 INFO L444 ceAbstractionStarter]: For program point L789-1(lines 789 797) no Hoare annotation was computed. [2019-11-19 21:23:05,340 INFO L444 ceAbstractionStarter]: For program point L789-2(lines 789 797) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L989(lines 989 1002) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-3(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-5(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-6(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-8(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-9(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-11(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,341 INFO L444 ceAbstractionStarter]: For program point L923-12(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L923-14(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L923-15(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L923-17(lines 923 927) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,342 INFO L444 ceAbstractionStarter]: For program point L662-2(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-3(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-4(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-5(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-6(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-7(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-8(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-9(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-10(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L662-11(lines 662 668) no Hoare annotation was computed. [2019-11-19 21:23:05,343 INFO L444 ceAbstractionStarter]: For program point L597(lines 597 601) no Hoare annotation was computed. [2019-11-19 21:23:05,344 INFO L440 ceAbstractionStarter]: At program point L532(lines 1 1014) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:05,344 INFO L444 ceAbstractionStarter]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2019-11-19 21:23:05,344 INFO L440 ceAbstractionStarter]: At program point L995-1(lines 701 707) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2) (and (<= 2 ~waterLevel~0) (and .cse0 .cse2)) (and (and .cse1 .cse2) (= 0 ~systemActive~0)))) [2019-11-19 21:23:05,344 INFO L440 ceAbstractionStarter]: At program point L929(lines 914 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,344 INFO L440 ceAbstractionStarter]: At program point L929-1(lines 914 932) the Hoare annotation is: false [2019-11-19 21:23:05,344 INFO L440 ceAbstractionStarter]: At program point L929-2(lines 914 932) the Hoare annotation is: false [2019-11-19 21:23:05,345 INFO L440 ceAbstractionStarter]: At program point L929-3(lines 914 932) the Hoare annotation is: false [2019-11-19 21:23:05,345 INFO L440 ceAbstractionStarter]: At program point L929-4(lines 914 932) the Hoare annotation is: false [2019-11-19 21:23:05,345 INFO L440 ceAbstractionStarter]: At program point L929-5(lines 914 932) the Hoare annotation is: false [2019-11-19 21:23:05,345 INFO L444 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,345 INFO L444 ceAbstractionStarter]: For program point L733-1(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,345 INFO L440 ceAbstractionStarter]: At program point L667(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,345 INFO L444 ceAbstractionStarter]: For program point L733-2(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,345 INFO L440 ceAbstractionStarter]: At program point L667-1(lines 658 671) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2)) (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= 1 ~waterLevel~0) .cse1 .cse2))) [2019-11-19 21:23:05,346 INFO L444 ceAbstractionStarter]: For program point L733-3(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,346 INFO L440 ceAbstractionStarter]: At program point L667-2(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,346 INFO L444 ceAbstractionStarter]: For program point L733-4(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,346 INFO L440 ceAbstractionStarter]: At program point L667-3(lines 658 671) 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 .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= 1 ~waterLevel~0) .cse1 .cse2))) [2019-11-19 21:23:05,346 INFO L444 ceAbstractionStarter]: For program point L733-5(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,346 INFO L440 ceAbstractionStarter]: At program point L667-4(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,346 INFO L444 ceAbstractionStarter]: For program point L733-6(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,346 INFO L440 ceAbstractionStarter]: At program point L667-5(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,346 INFO L444 ceAbstractionStarter]: For program point L733-7(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,347 INFO L440 ceAbstractionStarter]: At program point L469(lines 465 471) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:05,347 INFO L440 ceAbstractionStarter]: At program point L667-6(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,347 INFO L444 ceAbstractionStarter]: For program point L733-8(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,347 INFO L440 ceAbstractionStarter]: At program point L667-7(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,347 INFO L444 ceAbstractionStarter]: For program point L733-9(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,347 INFO L440 ceAbstractionStarter]: At program point L667-8(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,347 INFO L444 ceAbstractionStarter]: For program point L733-10(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,347 INFO L440 ceAbstractionStarter]: At program point L667-9(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,347 INFO L444 ceAbstractionStarter]: For program point L733-11(lines 733 750) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L440 ceAbstractionStarter]: At program point L667-10(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,348 INFO L440 ceAbstractionStarter]: At program point L667-11(lines 658 671) the Hoare annotation is: false [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737-1(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737-3(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737-4(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,348 INFO L444 ceAbstractionStarter]: For program point L737-5(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-6(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-7(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-8(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-9(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-10(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L737-11(lines 737 745) no Hoare annotation was computed. [2019-11-19 21:23:05,349 INFO L440 ceAbstractionStarter]: At program point L540(lines 535 543) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:05,349 INFO L444 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L937-1(lines 937 943) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,350 INFO L444 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L1007(lines 958 1008) the Hoare annotation is: false [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L677-1(lines 672 680) the Hoare annotation is: false [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L677-2(lines 672 680) the Hoare annotation is: false [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L677-3(lines 672 680) the Hoare annotation is: false [2019-11-19 21:23:05,350 INFO L440 ceAbstractionStarter]: At program point L677-4(lines 672 680) the Hoare annotation is: false [2019-11-19 21:23:05,351 INFO L440 ceAbstractionStarter]: At program point L677-5(lines 672 680) the Hoare annotation is: false [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L440 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L686-2(line 686) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-19 21:23:05,351 INFO L444 ceAbstractionStarter]: For program point L422-1(lines 701 707) no Hoare annotation was computed. [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L622(lines 617 625) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L622-1(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L622-2(lines 617 625) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,352 INFO L444 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L622-3(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L556-1(lines 1 1014) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2) (and (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse0 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and (and .cse1 .cse2) (= 0 ~systemActive~0)) (and (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (and .cse0 .cse1 .cse2) (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4)))) [2019-11-19 21:23:05,352 INFO L440 ceAbstractionStarter]: At program point L622-4(lines 617 625) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:05,353 INFO L444 ceAbstractionStarter]: For program point L556-2(lines 556 569) no Hoare annotation was computed. [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L622-5(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L556-3(lines 1 1014) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L622-6(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L444 ceAbstractionStarter]: For program point L556-4(lines 556 569) no Hoare annotation was computed. [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L622-7(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L556-5(lines 1 1014) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L622-8(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,353 INFO L440 ceAbstractionStarter]: At program point L622-9(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L440 ceAbstractionStarter]: At program point L622-10(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L440 ceAbstractionStarter]: At program point L622-11(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L440 ceAbstractionStarter]: At program point L622-12(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L440 ceAbstractionStarter]: At program point L622-13(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L440 ceAbstractionStarter]: At program point L622-14(lines 617 625) the Hoare annotation is: false [2019-11-19 21:23:05,354 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:23:05,354 INFO L444 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,354 INFO L444 ceAbstractionStarter]: For program point L821-2(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,354 INFO L444 ceAbstractionStarter]: For program point L821-4(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-6(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-8(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-10(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-12(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-14(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-16(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-18(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-20(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L821-22(lines 821 827) no Hoare annotation was computed. [2019-11-19 21:23:05,355 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759-1(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759-2(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759-3(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759-4(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L759-5(lines 759 776) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L444 ceAbstractionStarter]: For program point L496(lines 496 503) no Hoare annotation was computed. [2019-11-19 21:23:05,356 INFO L447 ceAbstractionStarter]: At program point L496-1(lines 496 503) the Hoare annotation is: true [2019-11-19 21:23:05,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:23:05 BoogieIcfgContainer [2019-11-19 21:23:05,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:23:05,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:23:05,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:23:05,388 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:23:05,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:54" (3/4) ... [2019-11-19 21:23:05,393 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:23:05,425 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:23:05,427 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-19 21:23:05,430 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-19 21:23:05,432 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:23:05,434 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:23:05,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:23:05,471 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((2 <= tmp && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && 0 == splverifierCounter)) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((1 <= \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) && 1 <= tmp) [2019-11-19 21:23:05,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && 2 <= \result) && 0 == splverifierCounter)) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) [2019-11-19 21:23:05,476 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive [2019-11-19 21:23:05,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:05,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:05,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == \result) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-19 21:23:05,480 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:05,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 1 <= tmp___0) && 0 == \result) && tmp == 0) && 1 <= \result) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-19 21:23:05,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) || (2 <= waterLevel && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:05,666 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:23:05,666 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:23:05,668 INFO L168 Benchmark]: Toolchain (without parser) took 13029.08 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.2 MB). Free memory was 957.7 MB in the beginning and 913.6 MB in the end (delta: 44.1 MB). Peak memory consumption was 317.3 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,668 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:23:05,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -93.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.40 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:23:05,669 INFO L168 Benchmark]: Boogie Preprocessor took 101.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,669 INFO L168 Benchmark]: RCFGBuilder took 1348.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 950.1 MB in the end (delta: 93.9 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,670 INFO L168 Benchmark]: TraceAbstraction took 10395.07 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 184.0 MB). Free memory was 950.1 MB in the beginning and 942.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 360.4 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,670 INFO L168 Benchmark]: Witness Printer took 279.01 ms. Allocated memory is still 1.3 GB. Free memory was 942.1 MB in the beginning and 913.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:05,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 774.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -93.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.40 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1348.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 950.1 MB in the end (delta: 93.9 MB). Peak memory consumption was 93.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10395.07 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 184.0 MB). Free memory was 950.1 MB in the beginning and 942.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 360.4 MB. Max. memory is 11.5 GB. * Witness Printer took 279.01 ms. Allocated memory is still 1.3 GB. Free memory was 942.1 MB in the beginning and 913.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 686]: 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: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: (((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && 2 <= \result) && 0 == splverifierCounter)) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) || (2 <= waterLevel && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: ((\result == 0 && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((((((0 == \result && 1 == systemActive) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (2 <= waterLevel && 1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (2 <= waterLevel && 1 == systemActive && 0 == splverifierCounter)) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 1 <= tmp___0) && 0 == \result) && tmp == 0) && 1 <= \result) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((2 <= tmp && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && 0 == splverifierCounter)) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((1 <= \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) && 1 <= tmp) - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == \result) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (2 <= waterLevel && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (2 <= waterLevel && 1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == splverifierCounter) && 1 <= waterLevel) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (2 <= waterLevel && 1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Result: SAFE, OverallTime: 10.2s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, HoareTripleCheckerStatistics: 1984 SDtfs, 2612 SDslu, 2985 SDs, 0 SdLazy, 404 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=344occurred 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: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1370 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 224 NumberOfFragments, 644 HoareAnnotationTreeSize, 92 FomulaSimplifications, 282222 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 92 FomulaSimplificationsInter, 52901 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 663 NumberOfCodeBlocks, 663 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 648 ConstructedInterpolants, 0 QuantifiedInterpolants, 60932 SizeOfPredicates, 8 NumberOfNonLiveVariables, 942 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 184/200 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...