./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c 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_spec3_product37.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 1b0c0c83f247eef1881f0b5170efc2ede9b08897 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:25:59,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:25:59,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:25:59,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:25:59,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:25:59,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:25:59,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:25:59,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:25:59,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:25:59,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:25:59,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:25:59,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:25:59,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:25:59,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:25:59,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:25:59,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:25:59,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:25:59,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:25:59,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:25:59,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:25:59,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:25:59,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:25:59,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:25:59,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:25:59,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:25:59,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:25:59,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:25:59,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:25:59,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:25:59,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:25:59,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:25:59,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:25:59,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:25:59,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:25:59,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:25:59,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:25:59,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:25:59,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:25:59,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:25:59,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:25:59,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:25:59,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:00,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:00,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:00,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:00,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:00,011 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:00,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:00,012 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:00,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:00,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:00,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:00,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:00,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:00,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:00,015 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:00,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:00,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:00,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:00,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:00,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:00,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:00,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:00,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:00,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:00,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:00,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:00,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:00,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:00,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:00,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:00,021 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 -> 1b0c0c83f247eef1881f0b5170efc2ede9b08897 [2019-11-28 17:26:00,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:00,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:00,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:00,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:00,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:00,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2019-11-28 17:26:00,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31cb0279/c2dac21c33094445ad7efc2bcfd4070f/FLAGac4865678 [2019-11-28 17:26:01,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:01,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2019-11-28 17:26:01,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31cb0279/c2dac21c33094445ad7efc2bcfd4070f/FLAGac4865678 [2019-11-28 17:26:01,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31cb0279/c2dac21c33094445ad7efc2bcfd4070f [2019-11-28 17:26:01,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:01,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:01,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:01,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:01,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:01,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:01" (1/1) ... [2019-11-28 17:26:01,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd174a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:01, skipping insertion in model container [2019-11-28 17:26:01,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:01" (1/1) ... [2019-11-28 17:26:01,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:01,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:01,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:01,892 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:02,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:02,040 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:02,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02 WrapperNode [2019-11-28 17:26:02,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:02,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:02,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:02,042 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:02,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:02,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:02,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:02,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:02,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... [2019-11-28 17:26:02,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:02,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:02,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:02,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:02,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:03,264 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:03,265 INFO L287 CfgBuilder]: Removed 162 assume(true) statements. [2019-11-28 17:26:03,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:03 BoogieIcfgContainer [2019-11-28 17:26:03,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:03,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:03,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:03,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:03,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:01" (1/3) ... [2019-11-28 17:26:03,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d79b9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:03, skipping insertion in model container [2019-11-28 17:26:03,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:02" (2/3) ... [2019-11-28 17:26:03,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d79b9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:03, skipping insertion in model container [2019-11-28 17:26:03,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:03" (3/3) ... [2019-11-28 17:26:03,278 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37.cil.c [2019-11-28 17:26:03,289 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:03,297 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:03,310 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:03,333 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:03,333 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:03,333 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:03,333 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:03,334 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:03,334 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:03,334 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:03,334 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2019-11-28 17:26:03,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:26:03,361 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:03,362 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:03,363 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:03,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:03,369 INFO L82 PathProgramCache]: Analyzing trace with hash -259966017, now seen corresponding path program 1 times [2019-11-28 17:26:03,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:03,380 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141192714] [2019-11-28 17:26:03,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:03,659 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141192714] [2019-11-28 17:26:03,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:03,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:03,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234219774] [2019-11-28 17:26:03,667 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:03,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:03,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:03,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:03,685 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2019-11-28 17:26:03,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:03,722 INFO L93 Difference]: Finished difference Result 228 states and 347 transitions. [2019-11-28 17:26:03,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:03,724 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 17:26:03,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:03,740 INFO L225 Difference]: With dead ends: 228 [2019-11-28 17:26:03,741 INFO L226 Difference]: Without dead ends: 113 [2019-11-28 17:26:03,748 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:03,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-28 17:26:03,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-11-28 17:26:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-11-28 17:26:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 165 transitions. [2019-11-28 17:26:03,801 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 165 transitions. Word has length 18 [2019-11-28 17:26:03,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:03,801 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 165 transitions. [2019-11-28 17:26:03,801 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2019-11-28 17:26:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:26:03,803 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:03,804 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:03,804 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:03,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:03,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1170996770, now seen corresponding path program 1 times [2019-11-28 17:26:03,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:03,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207590727] [2019-11-28 17:26:03,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:03,941 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207590727] [2019-11-28 17:26:03,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:03,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:03,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109591045] [2019-11-28 17:26:03,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:03,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:03,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:03,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:03,944 INFO L87 Difference]: Start difference. First operand 113 states and 165 transitions. Second operand 3 states. [2019-11-28 17:26:03,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:03,966 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2019-11-28 17:26:03,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:03,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 17:26:03,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:03,968 INFO L225 Difference]: With dead ends: 113 [2019-11-28 17:26:03,968 INFO L226 Difference]: Without dead ends: 47 [2019-11-28 17:26:03,970 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:03,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-28 17:26:03,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-28 17:26:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-28 17:26:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2019-11-28 17:26:03,977 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2019-11-28 17:26:03,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:03,978 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2019-11-28 17:26:03,978 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2019-11-28 17:26:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:03,979 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:03,979 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:03,980 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:03,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:03,980 INFO L82 PathProgramCache]: Analyzing trace with hash -524110554, now seen corresponding path program 1 times [2019-11-28 17:26:03,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:03,981 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713469819] [2019-11-28 17:26:03,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:04,103 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713469819] [2019-11-28 17:26:04,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:04,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:04,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334582127] [2019-11-28 17:26:04,105 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:04,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:04,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:04,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:04,106 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 6 states. [2019-11-28 17:26:04,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:04,220 INFO L93 Difference]: Finished difference Result 88 states and 130 transitions. [2019-11-28 17:26:04,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:04,221 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-28 17:26:04,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:04,223 INFO L225 Difference]: With dead ends: 88 [2019-11-28 17:26:04,223 INFO L226 Difference]: Without dead ends: 47 [2019-11-28 17:26:04,224 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:04,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-28 17:26:04,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-28 17:26:04,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-28 17:26:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2019-11-28 17:26:04,232 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2019-11-28 17:26:04,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:04,232 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2019-11-28 17:26:04,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:04,233 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2019-11-28 17:26:04,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 17:26:04,234 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:04,234 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] [2019-11-28 17:26:04,235 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:04,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:04,235 INFO L82 PathProgramCache]: Analyzing trace with hash -339602961, now seen corresponding path program 1 times [2019-11-28 17:26:04,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:04,236 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955315217] [2019-11-28 17:26:04,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:04,377 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955315217] [2019-11-28 17:26:04,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:04,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:04,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647732550] [2019-11-28 17:26:04,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:04,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:04,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:04,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:04,380 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2019-11-28 17:26:04,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:04,454 INFO L93 Difference]: Finished difference Result 111 states and 161 transitions. [2019-11-28 17:26:04,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:04,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 17:26:04,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:04,456 INFO L225 Difference]: With dead ends: 111 [2019-11-28 17:26:04,456 INFO L226 Difference]: Without dead ends: 70 [2019-11-28 17:26:04,457 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:04,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-11-28 17:26:04,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2019-11-28 17:26:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-28 17:26:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2019-11-28 17:26:04,473 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 26 [2019-11-28 17:26:04,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:04,474 INFO L462 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2019-11-28 17:26:04,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:04,474 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-11-28 17:26:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 17:26:04,475 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:04,475 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] [2019-11-28 17:26:04,476 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:04,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:04,476 INFO L82 PathProgramCache]: Analyzing trace with hash 659000928, now seen corresponding path program 1 times [2019-11-28 17:26:04,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:04,477 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438441124] [2019-11-28 17:26:04,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:04,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:04,584 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438441124] [2019-11-28 17:26:04,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:04,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:04,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029479741] [2019-11-28 17:26:04,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:04,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:04,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:04,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:04,587 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 5 states. [2019-11-28 17:26:04,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:04,837 INFO L93 Difference]: Finished difference Result 183 states and 257 transitions. [2019-11-28 17:26:04,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:04,838 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 17:26:04,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:04,839 INFO L225 Difference]: With dead ends: 183 [2019-11-28 17:26:04,840 INFO L226 Difference]: Without dead ends: 121 [2019-11-28 17:26:04,841 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:26:04,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-11-28 17:26:04,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 74. [2019-11-28 17:26:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-28 17:26:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2019-11-28 17:26:04,862 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 32 [2019-11-28 17:26:04,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:04,862 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2019-11-28 17:26:04,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2019-11-28 17:26:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 17:26:04,864 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:04,864 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] [2019-11-28 17:26:04,865 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:04,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:04,865 INFO L82 PathProgramCache]: Analyzing trace with hash -468395165, now seen corresponding path program 1 times [2019-11-28 17:26:04,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:04,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407633379] [2019-11-28 17:26:04,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:04,963 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407633379] [2019-11-28 17:26:04,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:04,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:04,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175661316] [2019-11-28 17:26:04,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:04,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:04,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:04,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:04,965 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 5 states. [2019-11-28 17:26:05,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:05,103 INFO L93 Difference]: Finished difference Result 373 states and 530 transitions. [2019-11-28 17:26:05,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:05,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 17:26:05,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:05,107 INFO L225 Difference]: With dead ends: 373 [2019-11-28 17:26:05,107 INFO L226 Difference]: Without dead ends: 305 [2019-11-28 17:26:05,108 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 [2019-11-28 17:26:05,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-11-28 17:26:05,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2019-11-28 17:26:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-11-28 17:26:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 164 transitions. [2019-11-28 17:26:05,127 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 164 transitions. Word has length 32 [2019-11-28 17:26:05,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:05,127 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 164 transitions. [2019-11-28 17:26:05,127 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 164 transitions. [2019-11-28 17:26:05,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:05,129 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:05,129 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] [2019-11-28 17:26:05,129 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:05,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:05,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1539441695, now seen corresponding path program 1 times [2019-11-28 17:26:05,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:05,130 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440491058] [2019-11-28 17:26:05,131 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:05,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440491058] [2019-11-28 17:26:05,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:05,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:05,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671584730] [2019-11-28 17:26:05,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:05,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:05,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:05,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:05,246 INFO L87 Difference]: Start difference. First operand 121 states and 164 transitions. Second operand 5 states. [2019-11-28 17:26:05,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:05,486 INFO L93 Difference]: Finished difference Result 628 states and 878 transitions. [2019-11-28 17:26:05,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:26:05,487 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:05,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:05,492 INFO L225 Difference]: With dead ends: 628 [2019-11-28 17:26:05,492 INFO L226 Difference]: Without dead ends: 560 [2019-11-28 17:26:05,493 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:26:05,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-28 17:26:05,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 181. [2019-11-28 17:26:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 17:26:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 245 transitions. [2019-11-28 17:26:05,519 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 245 transitions. Word has length 33 [2019-11-28 17:26:05,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:05,519 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 245 transitions. [2019-11-28 17:26:05,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 245 transitions. [2019-11-28 17:26:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:05,521 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:05,521 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] [2019-11-28 17:26:05,521 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:05,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:05,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1744408351, now seen corresponding path program 1 times [2019-11-28 17:26:05,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:05,522 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927766944] [2019-11-28 17:26:05,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:05,584 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927766944] [2019-11-28 17:26:05,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:05,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:05,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254492733] [2019-11-28 17:26:05,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:26:05,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:05,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:26:05,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:26:05,586 INFO L87 Difference]: Start difference. First operand 181 states and 245 transitions. Second operand 4 states. [2019-11-28 17:26:05,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:05,674 INFO L93 Difference]: Finished difference Result 448 states and 616 transitions. [2019-11-28 17:26:05,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:05,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-28 17:26:05,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:05,677 INFO L225 Difference]: With dead ends: 448 [2019-11-28 17:26:05,678 INFO L226 Difference]: Without dead ends: 318 [2019-11-28 17:26:05,679 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:05,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2019-11-28 17:26:05,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 175. [2019-11-28 17:26:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 17:26:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 237 transitions. [2019-11-28 17:26:05,707 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 237 transitions. Word has length 33 [2019-11-28 17:26:05,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:05,707 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 237 transitions. [2019-11-28 17:26:05,708 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:26:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 237 transitions. [2019-11-28 17:26:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:05,710 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:05,710 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] [2019-11-28 17:26:05,710 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:05,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:05,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1164997414, now seen corresponding path program 1 times [2019-11-28 17:26:05,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:05,712 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135450136] [2019-11-28 17:26:05,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:05,801 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135450136] [2019-11-28 17:26:05,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:05,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 17:26:05,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028716957] [2019-11-28 17:26:05,802 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:26:05,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:05,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:26:05,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:26:05,803 INFO L87 Difference]: Start difference. First operand 175 states and 237 transitions. Second operand 7 states. [2019-11-28 17:26:06,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:06,147 INFO L93 Difference]: Finished difference Result 494 states and 680 transitions. [2019-11-28 17:26:06,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 17:26:06,148 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 17:26:06,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:06,150 INFO L225 Difference]: With dead ends: 494 [2019-11-28 17:26:06,151 INFO L226 Difference]: Without dead ends: 325 [2019-11-28 17:26:06,152 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2019-11-28 17:26:06,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2019-11-28 17:26:06,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 160. [2019-11-28 17:26:06,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-11-28 17:26:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 210 transitions. [2019-11-28 17:26:06,173 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 210 transitions. Word has length 33 [2019-11-28 17:26:06,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:06,173 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 210 transitions. [2019-11-28 17:26:06,173 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:26:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2019-11-28 17:26:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:06,175 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:06,175 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] [2019-11-28 17:26:06,175 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:06,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:06,176 INFO L82 PathProgramCache]: Analyzing trace with hash 2002573789, now seen corresponding path program 1 times [2019-11-28 17:26:06,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:06,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704202109] [2019-11-28 17:26:06,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:06,246 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704202109] [2019-11-28 17:26:06,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:06,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 17:26:06,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216989377] [2019-11-28 17:26:06,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:26:06,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:06,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:26:06,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:26:06,248 INFO L87 Difference]: Start difference. First operand 160 states and 210 transitions. Second operand 7 states. [2019-11-28 17:26:06,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:06,372 INFO L93 Difference]: Finished difference Result 434 states and 576 transitions. [2019-11-28 17:26:06,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:06,373 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-28 17:26:06,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:06,375 INFO L225 Difference]: With dead ends: 434 [2019-11-28 17:26:06,376 INFO L226 Difference]: Without dead ends: 280 [2019-11-28 17:26:06,377 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-28 17:26:06,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2019-11-28 17:26:06,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 160. [2019-11-28 17:26:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-11-28 17:26:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 207 transitions. [2019-11-28 17:26:06,398 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 207 transitions. Word has length 33 [2019-11-28 17:26:06,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:06,398 INFO L462 AbstractCegarLoop]: Abstraction has 160 states and 207 transitions. [2019-11-28 17:26:06,398 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:26:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 207 transitions. [2019-11-28 17:26:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-28 17:26:06,399 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:06,400 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] [2019-11-28 17:26:06,400 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:06,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:06,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1625888868, now seen corresponding path program 1 times [2019-11-28 17:26:06,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:06,401 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632829522] [2019-11-28 17:26:06,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:06,458 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632829522] [2019-11-28 17:26:06,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:06,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:06,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277317488] [2019-11-28 17:26:06,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:06,459 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:06,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:06,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:06,460 INFO L87 Difference]: Start difference. First operand 160 states and 207 transitions. Second operand 5 states. [2019-11-28 17:26:06,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:06,615 INFO L93 Difference]: Finished difference Result 822 states and 1060 transitions. [2019-11-28 17:26:06,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:26:06,616 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2019-11-28 17:26:06,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:06,620 INFO L225 Difference]: With dead ends: 822 [2019-11-28 17:26:06,620 INFO L226 Difference]: Without dead ends: 668 [2019-11-28 17:26:06,621 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 [2019-11-28 17:26:06,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2019-11-28 17:26:06,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 312. [2019-11-28 17:26:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2019-11-28 17:26:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 395 transitions. [2019-11-28 17:26:06,665 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 395 transitions. Word has length 51 [2019-11-28 17:26:06,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:06,665 INFO L462 AbstractCegarLoop]: Abstraction has 312 states and 395 transitions. [2019-11-28 17:26:06,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 395 transitions. [2019-11-28 17:26:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-28 17:26:06,667 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:06,667 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-28 17:26:06,668 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:06,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:06,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1149655330, now seen corresponding path program 1 times [2019-11-28 17:26:06,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:06,669 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006241727] [2019-11-28 17:26:06,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 17:26:06,748 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006241727] [2019-11-28 17:26:06,749 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541673382] [2019-11-28 17:26:06,749 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 [2019-11-28 17:26:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:06,897 INFO L264 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 17:26:06,904 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:26:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 17:26:06,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 17:26:06,965 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2019-11-28 17:26:06,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440521704] [2019-11-28 17:26:06,965 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 17:26:06,966 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:06,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 17:26:06,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-11-28 17:26:06,966 INFO L87 Difference]: Start difference. First operand 312 states and 395 transitions. Second operand 10 states. [2019-11-28 17:26:07,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:07,256 INFO L93 Difference]: Finished difference Result 764 states and 965 transitions. [2019-11-28 17:26:07,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:26:07,257 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 52 [2019-11-28 17:26:07,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:07,261 INFO L225 Difference]: With dead ends: 764 [2019-11-28 17:26:07,261 INFO L226 Difference]: Without dead ends: 458 [2019-11-28 17:26:07,262 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2019-11-28 17:26:07,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2019-11-28 17:26:07,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 296. [2019-11-28 17:26:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-11-28 17:26:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 364 transitions. [2019-11-28 17:26:07,309 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 364 transitions. Word has length 52 [2019-11-28 17:26:07,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:07,310 INFO L462 AbstractCegarLoop]: Abstraction has 296 states and 364 transitions. [2019-11-28 17:26:07,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 17:26:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 364 transitions. [2019-11-28 17:26:07,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-28 17:26:07,312 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:07,312 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:07,518 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:26:07,519 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:07,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:07,519 INFO L82 PathProgramCache]: Analyzing trace with hash 889469905, now seen corresponding path program 1 times [2019-11-28 17:26:07,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:07,520 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028880355] [2019-11-28 17:26:07,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:26:07,611 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028880355] [2019-11-28 17:26:07,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:07,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:07,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252266804] [2019-11-28 17:26:07,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:07,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:07,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:07,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:07,617 INFO L87 Difference]: Start difference. First operand 296 states and 364 transitions. Second operand 6 states. [2019-11-28 17:26:07,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:07,793 INFO L93 Difference]: Finished difference Result 737 states and 924 transitions. [2019-11-28 17:26:07,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 17:26:07,794 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-11-28 17:26:07,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:07,794 INFO L225 Difference]: With dead ends: 737 [2019-11-28 17:26:07,794 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:07,796 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:26:07,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:07,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:07,797 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2019-11-28 17:26:07,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:07,797 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:07,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:07,798 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:07,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:08,251 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 159 [2019-11-28 17:26:09,112 WARN L192 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 227 [2019-11-28 17:26:09,219 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2019-11-28 17:26:09,526 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 103 [2019-11-28 17:26:09,645 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 79 [2019-11-28 17:26:09,829 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 117 [2019-11-28 17:26:10,465 WARN L192 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 191 [2019-11-28 17:26:10,958 WARN L192 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 217 [2019-11-28 17:26:11,156 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 158 [2019-11-28 17:26:11,984 WARN L192 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 39 [2019-11-28 17:26:13,581 WARN L192 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 224 DAG size of output: 41 [2019-11-28 17:26:13,863 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2019-11-28 17:26:14,441 WARN L192 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 40 [2019-11-28 17:26:14,868 WARN L192 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 27 [2019-11-28 17:26:15,102 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-11-28 17:26:15,609 WARN L192 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2019-11-28 17:26:16,761 WARN L192 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 185 DAG size of output: 33 [2019-11-28 17:26:18,261 WARN L192 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 212 DAG size of output: 33 [2019-11-28 17:26:18,526 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2019-11-28 17:26:19,253 WARN L192 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 48 [2019-11-28 17:26:19,258 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,258 INFO L242 CegarLoopResult]: At program point L532(lines 532 538) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse11 (<= ~waterLevel~0 1)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (not .cse9)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse9 .cse6 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse5 .cse9 .cse6) (and .cse1 .cse2 .cse11 .cse4 .cse5 .cse9 .cse6) (and .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8)))) [2019-11-28 17:26:19,258 INFO L242 CegarLoopResult]: At program point L532-1(lines 532 538) the Hoare annotation is: false [2019-11-28 17:26:19,259 INFO L242 CegarLoopResult]: At program point L532-2(lines 532 538) the Hoare annotation is: false [2019-11-28 17:26:19,259 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:19,259 INFO L242 CegarLoopResult]: At program point L929(lines 924 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:19,259 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 17:26:19,259 INFO L246 CegarLoopResult]: For program point L768(lines 768 772) no Hoare annotation was computed. [2019-11-28 17:26:19,260 INFO L246 CegarLoopResult]: For program point L768-3(lines 768 772) no Hoare annotation was computed. [2019-11-28 17:26:19,260 INFO L242 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6) (= 0 ~methaneLevelCritical~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ULTIMATE.start_main_~tmp~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8) (not (= ~pumpRunning~0 0)) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:19,260 INFO L242 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2019-11-28 17:26:19,260 INFO L246 CegarLoopResult]: For program point L768-6(lines 768 772) no Hoare annotation was computed. [2019-11-28 17:26:19,261 INFO L242 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2019-11-28 17:26:19,261 INFO L246 CegarLoopResult]: For program point L736(lines 736 747) no Hoare annotation was computed. [2019-11-28 17:26:19,261 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,261 INFO L242 CegarLoopResult]: At program point L837(lines 832 840) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6) .cse0 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse1 .cse2 .cse3 .cse4 (not .cse5) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) .cse6) (and (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) .cse0 .cse2 .cse1 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse3 .cse5 .cse4 .cse6))) [2019-11-28 17:26:19,261 INFO L242 CegarLoopResult]: At program point L837-1(lines 832 840) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L837-2(lines 832 840) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805(lines 800 808) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse7 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~methaneLevelCritical~0) .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 .cse7))) [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805-1(lines 800 808) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse2 (<= ~waterLevel~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse11 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse12 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse9 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse13 (not .cse6)) (.cse14 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse2 .cse4 .cse6 .cse7) (and .cse10 .cse1 .cse11 .cse12 .cse3 .cse4 .cse5 .cse7 .cse13 .cse14) (and .cse10 .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse14) (and .cse10 .cse1 .cse11 .cse8 .cse12 .cse9 .cse4 .cse7 .cse13 .cse14)))) [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805-3(lines 800 808) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805-4(lines 800 808) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L242 CegarLoopResult]: At program point L805-5(lines 800 808) the Hoare annotation is: false [2019-11-28 17:26:19,262 INFO L246 CegarLoopResult]: For program point L707(lines 706 751) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L874-2(lines 874 894) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L742(lines 742 746) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L874-4(lines 874 894) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L742-2(lines 525 531) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L845(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,263 INFO L246 CegarLoopResult]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L845-2(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L845-3(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L845-4(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L845-5(lines 845 851) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L780(lines 780 784) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L246 CegarLoopResult]: For program point L880(lines 880 893) no Hoare annotation was computed. [2019-11-28 17:26:19,264 INFO L242 CegarLoopResult]: At program point L880-1(lines 1 932) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse9 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse10 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse15 (not .cse7)) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse13 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse14 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse11) (and .cse0 .cse12 .cse1 (= 1 ~waterLevel~0) .cse5 .cse7 .cse8) (and .cse9 .cse0 .cse12 .cse1 .cse10 .cse13 .cse5 .cse14 .cse8 .cse15 .cse11) (and .cse9 .cse0 .cse1 .cse10 .cse2 .cse3 .cse5 .cse6 .cse8 .cse15 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse7 .cse14 .cse8)))) [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L880-2(lines 880 893) no Hoare annotation was computed. [2019-11-28 17:26:19,265 INFO L242 CegarLoopResult]: At program point L880-3(lines 1 932) the Hoare annotation is: false [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L880-4(lines 880 893) no Hoare annotation was computed. [2019-11-28 17:26:19,265 INFO L242 CegarLoopResult]: At program point L880-5(lines 1 932) the Hoare annotation is: false [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L583(lines 583 600) no Hoare annotation was computed. [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L583-1(lines 583 600) no Hoare annotation was computed. [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L583-2(lines 583 600) no Hoare annotation was computed. [2019-11-28 17:26:19,265 INFO L246 CegarLoopResult]: For program point L716(lines 716 722) no Hoare annotation was computed. [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L716-1(lines 716 722) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8) .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse11 .cse3 .cse12 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse11 .cse3 .cse12 .cse5 .cse8 .cse9)))) [2019-11-28 17:26:19,266 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 17:26:19,266 INFO L246 CegarLoopResult]: For program point L56-1(lines 525 531) no Hoare annotation was computed. [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L850(lines 841 854) the Hoare annotation is: false [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L850-1(lines 841 854) the Hoare annotation is: (let ((.cse8 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse8 .cse9 .cse4 .cse5 .cse6) (and .cse2 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5 .cse6))) [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L850-2(lines 841 854) the Hoare annotation is: false [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L850-3(lines 841 854) the Hoare annotation is: false [2019-11-28 17:26:19,266 INFO L242 CegarLoopResult]: At program point L850-4(lines 841 854) the Hoare annotation is: false [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L242 CegarLoopResult]: At program point L850-5(lines 841 854) the Hoare annotation is: false [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-2(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-3(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-5(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-6(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-8(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-9(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-11(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point L685-12(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,267 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L685-14(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L685-15(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L685-17(lines 685 689) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L242 CegarLoopResult]: At program point L752(lines 705 753) the Hoare annotation is: false [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L884-4(lines 884 890) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L587(lines 587 595) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L587-1(lines 587 595) no Hoare annotation was computed. [2019-11-28 17:26:19,268 INFO L246 CegarLoopResult]: For program point L587-2(lines 587 595) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557-1(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557-2(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557-3(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557-4(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L246 CegarLoopResult]: For program point L557-5(lines 557 574) no Hoare annotation was computed. [2019-11-28 17:26:19,269 INFO L242 CegarLoopResult]: At program point L921(lines 1 932) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L525(lines 524 543) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse3 .cse5 .cse8 .cse9)))) [2019-11-28 17:26:19,270 INFO L246 CegarLoopResult]: For program point L525-1(lines 525 531) no Hoare annotation was computed. [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L525-2(lines 524 543) the Hoare annotation is: false [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L525-3(lines 524 543) the Hoare annotation is: false [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L691(lines 676 694) the Hoare annotation is: false [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L691-1(lines 676 694) the Hoare annotation is: (let ((.cse12 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (.cse10 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (let ((.cse11 (<= ~waterLevel~0 1)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse13 (= 0 ~methaneLevelCritical~0)) (.cse2 (not .cse10)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse9 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse4 .cse5 .cse11 .cse12 .cse6 .cse7 .cse8) (and .cse1 .cse13 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse13 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse13 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9)))) [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L691-2(lines 676 694) the Hoare annotation is: false [2019-11-28 17:26:19,270 INFO L242 CegarLoopResult]: At program point L691-3(lines 676 694) the Hoare annotation is: false [2019-11-28 17:26:19,271 INFO L242 CegarLoopResult]: At program point L691-4(lines 676 694) the Hoare annotation is: false [2019-11-28 17:26:19,271 INFO L242 CegarLoopResult]: At program point L691-5(lines 676 694) the Hoare annotation is: false [2019-11-28 17:26:19,271 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 17:26:19,271 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 17:26:19,271 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:19,271 INFO L246 CegarLoopResult]: For program point L792(lines 792 796) no Hoare annotation was computed. [2019-11-28 17:26:19,271 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,271 INFO L246 CegarLoopResult]: For program point L726(lines 726 732) no Hoare annotation was computed. [2019-11-28 17:26:19,271 INFO L242 CegarLoopResult]: At program point L726-1(lines 726 732) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (not .cse4)) (.cse9 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse2 .cse10 .cse3 .cse5 .cse8 .cse9)))) [2019-11-28 17:26:19,272 INFO L242 CegarLoopResult]: At program point L627(lines 620 630) the Hoare annotation is: (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~6)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse7 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~methaneLevelCritical~0) .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5 .cse6 .cse7) (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 .cse7))) [2019-11-28 17:26:19,272 INFO L242 CegarLoopResult]: At program point L627-1(lines 620 630) the Hoare annotation is: false [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,272 INFO L242 CegarLoopResult]: At program point L627-2(lines 620 630) the Hoare annotation is: false [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561-1(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561-3(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561-4(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,272 INFO L246 CegarLoopResult]: For program point L561-5(lines 561 569) no Hoare annotation was computed. [2019-11-28 17:26:19,273 INFO L246 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,273 INFO L246 CegarLoopResult]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,273 INFO L246 CegarLoopResult]: For program point L860-2(line 860) no Hoare annotation was computed. [2019-11-28 17:26:19,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:19 BoogieIcfgContainer [2019-11-28 17:26:19,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:19,322 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:19,322 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:19,323 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:19,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:03" (3/4) ... [2019-11-28 17:26:19,327 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:19,348 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:19,349 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:19,350 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:19,351 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:19,352 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:19,353 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:19,354 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:19,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:26:19,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:26:19,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) [2019-11-28 17:26:19,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,389 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,390 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,391 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,391 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,392 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == \result) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) [2019-11-28 17:26:19,392 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((tmp == systemActive && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:26:19,393 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter) || (((((((((tmp == systemActive && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) [2019-11-28 17:26:19,394 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\result == 0 && 0 == tmp) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) || ((((((((0 == \result && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && 0 == methaneLevelCritical) && 1 == tmp) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((\result == 0 && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) [2019-11-28 17:26:19,394 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter [2019-11-28 17:26:19,465 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:19,465 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:19,467 INFO L168 Benchmark]: Toolchain (without parser) took 18070.43 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 424.1 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -128.7 MB). Peak memory consumption was 295.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,467 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:19,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,468 INFO L168 Benchmark]: Boogie Preprocessor took 73.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:19,469 INFO L168 Benchmark]: RCFGBuilder took 1077.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,469 INFO L168 Benchmark]: TraceAbstraction took 16054.01 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 282.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -56.7 MB). Peak memory consumption was 508.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,469 INFO L168 Benchmark]: Witness Printer took 143.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:19,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 643.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1077.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16054.01 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 282.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -56.7 MB). Peak memory consumption was 508.4 MB. Max. memory is 11.5 GB. * Witness Printer took 143.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: 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: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == \result) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((((((((((((\result == 0 && 0 == tmp) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) || ((((((((0 == \result && tmp == systemActive) && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((((0 == \result && tmp == systemActive) && 0 == methaneLevelCritical) && 1 == tmp) && waterLevel <= 1) && 0 == tmp___0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((\result == 0 && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && 1 == tmp) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0)) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((tmp == systemActive && 1 == tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && 1 == tmp) && \result == systemActive) && 0 == tmp) && !(pumpRunning == 0)) && !(0 == tmp___0)) && 0 == splverifierCounter) || (((((((((tmp == systemActive && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && waterLevel <= 1) && !(\result == 2)) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && tmp == systemActive) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 1 == tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || (((((((((0 == tmp && tmp == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 1 == tmp) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && tmp == systemActive) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || (((((1 == systemActive && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && \result == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 == systemActive && tmp == systemActive) && 1 <= tmp) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == tmp___0))) || ((((((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && tmp == systemActive) && !(0 == \result)) && 0 == \result) && \result == systemActive) && 0 == tmp) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((((0 == tmp && 1 == systemActive) && tmp == systemActive) && !(0 == \result)) && 1 <= tmp) && 1 <= methaneLevelCritical) && \result == systemActive) && 1 <= \result) && 0 == splverifierCounter) && !(pumpRunning == 0)) && !(0 == tmp___0))) || ((((((((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && \result == systemActive) && pumpRunning == 0) && 0 == tmp) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Result: SAFE, OverallTime: 4.4s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.4s, HoareTripleCheckerStatistics: 1355 SDtfs, 2324 SDslu, 2587 SDs, 0 SdLazy, 404 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1558 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 230 NumberOfFragments, 1410 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3496508 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 925661 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 477 ConstructedInterpolants, 0 QuantifiedInterpolants, 39921 SizeOfPredicates, 4 NumberOfNonLiveVariables, 408 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 54/58 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...