./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product53.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 ae33dcba0147a107c551c432e2bfc2c49f1e3070 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 21:22:49,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:22:49,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:22:49,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:22:49,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:22:49,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:22:49,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:22:49,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:22:49,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:22:49,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:22:49,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:22:49,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:22:49,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:22:49,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:22:49,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:22:49,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:22:49,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:22:49,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:22:49,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:22:49,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:22:49,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:22:49,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:22:49,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:22:49,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:22:49,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:22:49,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:22:49,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:22:49,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:22:49,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:22:49,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:22:49,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:22:49,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:22:49,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:22:49,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:22:49,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:22:49,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:22:49,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:22:49,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:22:49,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:22:49,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:22:49,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:22:49,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:22:49,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:22:49,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:22:49,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:22:49,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:22:49,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:22:49,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:22:49,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:22:49,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:22:49,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:22:49,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:22:49,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:22:49,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:22:49,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:22:49,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:22:49,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:22:49,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:22:49,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:22:49,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:22:49,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:22:49,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:22:49,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:22:49,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:49,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:22:49,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:22:49,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:22:49,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:22:49,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:22:49,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:22:49,525 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 -> ae33dcba0147a107c551c432e2bfc2c49f1e3070 [2019-11-19 21:22:49,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:22:49,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:22:49,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:22:49,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:22:49,901 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:22:49,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c [2019-11-19 21:22:49,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af35cea1a/225e45aacc28409a82cb25e5461c23b8/FLAGb36ecd079 [2019-11-19 21:22:50,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:22:50,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c [2019-11-19 21:22:50,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af35cea1a/225e45aacc28409a82cb25e5461c23b8/FLAGb36ecd079 [2019-11-19 21:22:50,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af35cea1a/225e45aacc28409a82cb25e5461c23b8 [2019-11-19 21:22:50,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:22:50,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:22:50,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:50,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:22:50,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:22:50,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:50" (1/1) ... [2019-11-19 21:22:50,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2a9d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:50, skipping insertion in model container [2019-11-19 21:22:50,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:22:50" (1/1) ... [2019-11-19 21:22:50,785 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:22:50,848 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:22:51,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:51,272 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:22:51,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:22:51,420 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:22:51,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51 WrapperNode [2019-11-19 21:22:51,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:22:51,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:51,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:22:51,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:22:51,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:22:51,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:22:51,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:22:51,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:22:51,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... [2019-11-19 21:22:51,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:22:51,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:22:51,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:22:51,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:22:51,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:22:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:22:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:22:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:22:51,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:22:52,757 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:22:52,757 INFO L285 CfgBuilder]: Removed 276 assume(true) statements. [2019-11-19 21:22:52,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:52 BoogieIcfgContainer [2019-11-19 21:22:52,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:22:52,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:22:52,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:22:52,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:22:52,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:22:50" (1/3) ... [2019-11-19 21:22:52,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72be3da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:52, skipping insertion in model container [2019-11-19 21:22:52,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:22:51" (2/3) ... [2019-11-19 21:22:52,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72be3da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:22:52, skipping insertion in model container [2019-11-19 21:22:52,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:52" (3/3) ... [2019-11-19 21:22:52,768 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product53.cil.c [2019-11-19 21:22:52,780 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:22:52,788 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:22:52,797 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:22:52,822 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:22:52,822 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:22:52,822 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:22:52,822 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:22:52,823 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:22:52,823 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:22:52,823 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:22:52,823 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:22:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2019-11-19 21:22:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 21:22:52,863 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:52,864 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:52,864 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:52,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:52,869 INFO L82 PathProgramCache]: Analyzing trace with hash 2002794138, now seen corresponding path program 1 times [2019-11-19 21:22:52,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:52,877 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179283665] [2019-11-19 21:22:52,877 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:53,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179283665] [2019-11-19 21:22:53,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:53,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:53,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999075171] [2019-11-19 21:22:53,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:22:53,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:53,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:22:53,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:53,200 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2019-11-19 21:22:53,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:53,257 INFO L93 Difference]: Finished difference Result 372 states and 569 transitions. [2019-11-19 21:22:53,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:22:53,261 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 21:22:53,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:53,275 INFO L225 Difference]: With dead ends: 372 [2019-11-19 21:22:53,275 INFO L226 Difference]: Without dead ends: 185 [2019-11-19 21:22:53,280 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:22:53,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2019-11-19 21:22:53,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2019-11-19 21:22:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-11-19 21:22:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 276 transitions. [2019-11-19 21:22:53,339 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 276 transitions. Word has length 16 [2019-11-19 21:22:53,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:53,339 INFO L462 AbstractCegarLoop]: Abstraction has 185 states and 276 transitions. [2019-11-19 21:22:53,339 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:22:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 276 transitions. [2019-11-19 21:22:53,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 21:22:53,341 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:53,341 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:53,342 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:53,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash 956037241, now seen corresponding path program 1 times [2019-11-19 21:22:53,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:53,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045430620] [2019-11-19 21:22:53,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:53,496 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045430620] [2019-11-19 21:22:53,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:53,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:22:53,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918127677] [2019-11-19 21:22:53,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:53,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:53,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:53,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:53,501 INFO L87 Difference]: Start difference. First operand 185 states and 276 transitions. Second operand 3 states. [2019-11-19 21:22:53,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:53,523 INFO L93 Difference]: Finished difference Result 185 states and 276 transitions. [2019-11-19 21:22:53,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:53,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 21:22:53,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:53,527 INFO L225 Difference]: With dead ends: 185 [2019-11-19 21:22:53,529 INFO L226 Difference]: Without dead ends: 71 [2019-11-19 21:22:53,531 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:53,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-19 21:22:53,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-19 21:22:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-19 21:22:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 105 transitions. [2019-11-19 21:22:53,544 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 105 transitions. Word has length 17 [2019-11-19 21:22:53,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:53,544 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 105 transitions. [2019-11-19 21:22:53,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2019-11-19 21:22:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 21:22:53,546 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:53,546 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:53,546 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:53,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:53,547 INFO L82 PathProgramCache]: Analyzing trace with hash 748559286, now seen corresponding path program 1 times [2019-11-19 21:22:53,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:53,548 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945467038] [2019-11-19 21:22:53,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:53,673 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945467038] [2019-11-19 21:22:53,674 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:53,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:53,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839982196] [2019-11-19 21:22:53,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:53,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:53,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:53,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:53,676 INFO L87 Difference]: Start difference. First operand 71 states and 105 transitions. Second operand 6 states. [2019-11-19 21:22:53,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:53,777 INFO L93 Difference]: Finished difference Result 136 states and 204 transitions. [2019-11-19 21:22:53,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:22:53,778 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-19 21:22:53,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:53,779 INFO L225 Difference]: With dead ends: 136 [2019-11-19 21:22:53,779 INFO L226 Difference]: Without dead ends: 71 [2019-11-19 21:22:53,780 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 [2019-11-19 21:22:53,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-19 21:22:53,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-19 21:22:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-19 21:22:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 104 transitions. [2019-11-19 21:22:53,788 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 104 transitions. Word has length 22 [2019-11-19 21:22:53,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:53,789 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 104 transitions. [2019-11-19 21:22:53,789 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2019-11-19 21:22:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 21:22:53,791 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:53,791 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:53,791 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:53,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:53,792 INFO L82 PathProgramCache]: Analyzing trace with hash -682519882, now seen corresponding path program 1 times [2019-11-19 21:22:53,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:53,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553454136] [2019-11-19 21:22:53,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:53,872 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553454136] [2019-11-19 21:22:53,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:53,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:22:53,873 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121888644] [2019-11-19 21:22:53,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:22:53,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:53,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:22:53,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:53,876 INFO L87 Difference]: Start difference. First operand 71 states and 104 transitions. Second operand 3 states. [2019-11-19 21:22:53,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:53,930 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2019-11-19 21:22:53,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:22:53,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-11-19 21:22:53,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:53,932 INFO L225 Difference]: With dead ends: 145 [2019-11-19 21:22:53,932 INFO L226 Difference]: Without dead ends: 80 [2019-11-19 21:22:53,933 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:22:53,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-11-19 21:22:53,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2019-11-19 21:22:53,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-19 21:22:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 110 transitions. [2019-11-19 21:22:53,943 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 110 transitions. Word has length 25 [2019-11-19 21:22:53,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:53,944 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 110 transitions. [2019-11-19 21:22:53,944 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:22:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-11-19 21:22:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 21:22:53,946 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:53,946 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] [2019-11-19 21:22:53,946 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:53,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:53,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1459548505, now seen corresponding path program 1 times [2019-11-19 21:22:53,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:53,948 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629336107] [2019-11-19 21:22:53,948 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:54,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629336107] [2019-11-19 21:22:54,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:54,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:54,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445446081] [2019-11-19 21:22:54,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:54,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:54,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:54,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:54,033 INFO L87 Difference]: Start difference. First operand 78 states and 110 transitions. Second operand 5 states. [2019-11-19 21:22:54,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:54,232 INFO L93 Difference]: Finished difference Result 204 states and 285 transitions. [2019-11-19 21:22:54,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 21:22:54,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-19 21:22:54,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:54,235 INFO L225 Difference]: With dead ends: 204 [2019-11-19 21:22:54,235 INFO L226 Difference]: Without dead ends: 132 [2019-11-19 21:22:54,236 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:22:54,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-11-19 21:22:54,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 87. [2019-11-19 21:22:54,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-11-19 21:22:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2019-11-19 21:22:54,249 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 31 [2019-11-19 21:22:54,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:54,249 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2019-11-19 21:22:54,249 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:54,249 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2019-11-19 21:22:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 21:22:54,250 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:54,252 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] [2019-11-19 21:22:54,253 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:54,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:54,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1202962538, now seen corresponding path program 1 times [2019-11-19 21:22:54,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:54,254 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707617954] [2019-11-19 21:22:54,254 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:54,402 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707617954] [2019-11-19 21:22:54,402 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:54,402 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-19 21:22:54,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408308559] [2019-11-19 21:22:54,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 21:22:54,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:54,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 21:22:54,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-19 21:22:54,405 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand 8 states. [2019-11-19 21:22:54,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:54,720 INFO L93 Difference]: Finished difference Result 568 states and 795 transitions. [2019-11-19 21:22:54,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-19 21:22:54,721 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2019-11-19 21:22:54,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:54,725 INFO L225 Difference]: With dead ends: 568 [2019-11-19 21:22:54,725 INFO L226 Difference]: Without dead ends: 487 [2019-11-19 21:22:54,726 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2019-11-19 21:22:54,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2019-11-19 21:22:54,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2019-11-19 21:22:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-11-19 21:22:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 276 transitions. [2019-11-19 21:22:54,753 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 276 transitions. Word has length 31 [2019-11-19 21:22:54,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:54,754 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 276 transitions. [2019-11-19 21:22:54,754 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 21:22:54,754 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 276 transitions. [2019-11-19 21:22:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-19 21:22:54,757 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:54,757 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:54,757 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:54,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:54,758 INFO L82 PathProgramCache]: Analyzing trace with hash -568007825, now seen corresponding path program 1 times [2019-11-19 21:22:54,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:54,759 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953362464] [2019-11-19 21:22:54,759 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 21:22:54,836 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953362464] [2019-11-19 21:22:54,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:54,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 21:22:54,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964361113] [2019-11-19 21:22:54,844 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:54,844 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:54,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:54,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:54,845 INFO L87 Difference]: Start difference. First operand 204 states and 276 transitions. Second operand 6 states. [2019-11-19 21:22:54,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:54,974 INFO L93 Difference]: Finished difference Result 476 states and 640 transitions. [2019-11-19 21:22:54,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-19 21:22:54,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2019-11-19 21:22:54,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:54,980 INFO L225 Difference]: With dead ends: 476 [2019-11-19 21:22:54,980 INFO L226 Difference]: Without dead ends: 278 [2019-11-19 21:22:54,982 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-19 21:22:54,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-11-19 21:22:55,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 182. [2019-11-19 21:22:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-11-19 21:22:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 240 transitions. [2019-11-19 21:22:55,008 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 240 transitions. Word has length 49 [2019-11-19 21:22:55,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,009 INFO L462 AbstractCegarLoop]: Abstraction has 182 states and 240 transitions. [2019-11-19 21:22:55,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 240 transitions. [2019-11-19 21:22:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-19 21:22:55,016 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,017 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] [2019-11-19 21:22:55,017 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1384539631, now seen corresponding path program 1 times [2019-11-19 21:22:55,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,019 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229821661] [2019-11-19 21:22:55,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 21:22:55,149 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229821661] [2019-11-19 21:22:55,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:55,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:55,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712144947] [2019-11-19 21:22:55,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:55,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:55,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:55,153 INFO L87 Difference]: Start difference. First operand 182 states and 240 transitions. Second operand 6 states. [2019-11-19 21:22:55,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:55,289 INFO L93 Difference]: Finished difference Result 872 states and 1186 transitions. [2019-11-19 21:22:55,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-19 21:22:55,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-11-19 21:22:55,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:55,294 INFO L225 Difference]: With dead ends: 872 [2019-11-19 21:22:55,294 INFO L226 Difference]: Without dead ends: 696 [2019-11-19 21:22:55,295 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 [2019-11-19 21:22:55,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2019-11-19 21:22:55,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 356. [2019-11-19 21:22:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2019-11-19 21:22:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 466 transitions. [2019-11-19 21:22:55,331 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 466 transitions. Word has length 50 [2019-11-19 21:22:55,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,331 INFO L462 AbstractCegarLoop]: Abstraction has 356 states and 466 transitions. [2019-11-19 21:22:55,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 466 transitions. [2019-11-19 21:22:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-19 21:22:55,333 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,333 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] [2019-11-19 21:22:55,333 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1234394969, now seen corresponding path program 1 times [2019-11-19 21:22:55,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,335 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600484708] [2019-11-19 21:22:55,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 21:22:55,423 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600484708] [2019-11-19 21:22:55,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:55,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:55,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834932050] [2019-11-19 21:22:55,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:55,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:55,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:55,427 INFO L87 Difference]: Start difference. First operand 356 states and 466 transitions. Second operand 5 states. [2019-11-19 21:22:55,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:55,626 INFO L93 Difference]: Finished difference Result 962 states and 1267 transitions. [2019-11-19 21:22:55,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:55,627 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2019-11-19 21:22:55,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:55,634 INFO L225 Difference]: With dead ends: 962 [2019-11-19 21:22:55,634 INFO L226 Difference]: Without dead ends: 960 [2019-11-19 21:22:55,635 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 21:22:55,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2019-11-19 21:22:55,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 356. [2019-11-19 21:22:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2019-11-19 21:22:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 464 transitions. [2019-11-19 21:22:55,674 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 464 transitions. Word has length 51 [2019-11-19 21:22:55,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:55,675 INFO L462 AbstractCegarLoop]: Abstraction has 356 states and 464 transitions. [2019-11-19 21:22:55,675 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 464 transitions. [2019-11-19 21:22:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 21:22:55,677 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:55,677 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:55,678 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:55,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:55,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1017395360, now seen corresponding path program 1 times [2019-11-19 21:22:55,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:55,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704877813] [2019-11-19 21:22:55,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:55,760 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704877813] [2019-11-19 21:22:55,761 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37999275] [2019-11-19 21:22:55,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:55,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 21:22:55,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 21:22:55,942 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:22:55,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-19 21:22:55,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-11-19 21:22:55,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281827944] [2019-11-19 21:22:55,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 21:22:55,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:55,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 21:22:55,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:55,945 INFO L87 Difference]: Start difference. First operand 356 states and 464 transitions. Second operand 6 states. [2019-11-19 21:22:56,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:56,169 INFO L93 Difference]: Finished difference Result 1060 states and 1395 transitions. [2019-11-19 21:22:56,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 21:22:56,169 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-11-19 21:22:56,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:56,174 INFO L225 Difference]: With dead ends: 1060 [2019-11-19 21:22:56,176 INFO L226 Difference]: Without dead ends: 760 [2019-11-19 21:22:56,177 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-19 21:22:56,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2019-11-19 21:22:56,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 450. [2019-11-19 21:22:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2019-11-19 21:22:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 580 transitions. [2019-11-19 21:22:56,226 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 580 transitions. Word has length 57 [2019-11-19 21:22:56,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:56,227 INFO L462 AbstractCegarLoop]: Abstraction has 450 states and 580 transitions. [2019-11-19 21:22:56,227 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 21:22:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 580 transitions. [2019-11-19 21:22:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 21:22:56,229 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:56,229 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:56,435 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:22:56,436 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:56,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:56,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1837292485, now seen corresponding path program 2 times [2019-11-19 21:22:56,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:56,437 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252106667] [2019-11-19 21:22:56,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 21:22:56,593 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252106667] [2019-11-19 21:22:56,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:56,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 21:22:56,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899757736] [2019-11-19 21:22:56,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:22:56,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:56,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:22:56,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:22:56,595 INFO L87 Difference]: Start difference. First operand 450 states and 580 transitions. Second operand 5 states. [2019-11-19 21:22:56,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:56,790 INFO L93 Difference]: Finished difference Result 1364 states and 1776 transitions. [2019-11-19 21:22:56,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:22:56,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2019-11-19 21:22:56,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:56,796 INFO L225 Difference]: With dead ends: 1364 [2019-11-19 21:22:56,796 INFO L226 Difference]: Without dead ends: 968 [2019-11-19 21:22:56,797 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-19 21:22:56,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2019-11-19 21:22:56,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 626. [2019-11-19 21:22:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-11-19 21:22:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 799 transitions. [2019-11-19 21:22:56,878 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 799 transitions. Word has length 82 [2019-11-19 21:22:56,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:56,879 INFO L462 AbstractCegarLoop]: Abstraction has 626 states and 799 transitions. [2019-11-19 21:22:56,879 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:22:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 799 transitions. [2019-11-19 21:22:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 21:22:56,882 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:22:56,882 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:22:56,883 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:22:56,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:22:56,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1442925699, now seen corresponding path program 1 times [2019-11-19 21:22:56,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:22:56,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598892491] [2019-11-19 21:22:56,885 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:22:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:22:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 21:22:57,003 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598892491] [2019-11-19 21:22:57,003 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:22:57,003 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-19 21:22:57,004 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037874636] [2019-11-19 21:22:57,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-19 21:22:57,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:22:57,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-19 21:22:57,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:22:57,006 INFO L87 Difference]: Start difference. First operand 626 states and 799 transitions. Second operand 7 states. [2019-11-19 21:22:57,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:22:57,190 INFO L93 Difference]: Finished difference Result 1186 states and 1508 transitions. [2019-11-19 21:22:57,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 21:22:57,191 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2019-11-19 21:22:57,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:22:57,192 INFO L225 Difference]: With dead ends: 1186 [2019-11-19 21:22:57,192 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:22:57,194 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-19 21:22:57,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:22:57,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:22:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:22:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:22:57,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2019-11-19 21:22:57,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:22:57,195 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:22:57,196 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-19 21:22:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:22:57,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:22:57,201 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:22:57,614 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 133 [2019-11-19 21:22:57,902 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 126 [2019-11-19 21:22:58,059 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 98 [2019-11-19 21:22:58,527 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 179 [2019-11-19 21:22:58,694 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 122 [2019-11-19 21:22:59,013 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 159 [2019-11-19 21:22:59,352 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 176 [2019-11-19 21:22:59,600 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 162 [2019-11-19 21:23:00,043 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-11-19 21:23:00,624 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2019-11-19 21:23:01,152 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 27 [2019-11-19 21:23:01,487 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 31 [2019-11-19 21:23:02,755 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2019-11-19 21:23:03,237 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 22 [2019-11-19 21:23:04,091 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2019-11-19 21:23:05,276 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 170 DAG size of output: 30 [2019-11-19 21:23:06,020 WARN L191 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2019-11-19 21:23:06,158 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 14 [2019-11-19 21:23:06,337 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 14 [2019-11-19 21:23:06,762 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 26 [2019-11-19 21:23:06,788 INFO L444 ceAbstractionStarter]: For program point L762(lines 762 766) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L762-3(lines 762 766) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L762-6(lines 762 766) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L697-2(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L697-3(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,789 INFO L444 ceAbstractionStarter]: For program point L697-5(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,790 INFO L440 ceAbstractionStarter]: At program point L499(lines 499 505) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 1 ~waterLevel~0) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0) .cse3)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2 .cse3)))) [2019-11-19 21:23:06,790 INFO L444 ceAbstractionStarter]: For program point L697-6(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,790 INFO L440 ceAbstractionStarter]: At program point L466(lines 419 467) the Hoare annotation is: false [2019-11-19 21:23:06,790 INFO L440 ceAbstractionStarter]: At program point L499-1(lines 499 505) the Hoare annotation is: false [2019-11-19 21:23:06,790 INFO L444 ceAbstractionStarter]: For program point L697-8(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,790 INFO L440 ceAbstractionStarter]: At program point L499-2(lines 499 505) the Hoare annotation is: false [2019-11-19 21:23:06,791 INFO L444 ceAbstractionStarter]: For program point L697-9(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L444 ceAbstractionStarter]: For program point L697-11(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L444 ceAbstractionStarter]: For program point L697-12(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L444 ceAbstractionStarter]: For program point L697-14(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L444 ceAbstractionStarter]: For program point L697-15(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L444 ceAbstractionStarter]: For program point L697-17(lines 697 701) no Hoare annotation was computed. [2019-11-19 21:23:06,792 INFO L440 ceAbstractionStarter]: At program point L896-2(lines 896 910) the Hoare annotation is: false [2019-11-19 21:23:06,793 INFO L444 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-11-19 21:23:06,793 INFO L440 ceAbstractionStarter]: At program point L831(lines 826 834) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0) .cse3) .cse4 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse4 .cse1 .cse2 .cse3))) [2019-11-19 21:23:06,793 INFO L440 ceAbstractionStarter]: At program point L831-1(lines 826 834) the Hoare annotation is: false [2019-11-19 21:23:06,793 INFO L440 ceAbstractionStarter]: At program point L831-2(lines 826 834) the Hoare annotation is: false [2019-11-19 21:23:06,794 INFO L440 ceAbstractionStarter]: At program point L799(lines 794 802) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:06,794 INFO L440 ceAbstractionStarter]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2019-11-19 21:23:06,794 INFO L440 ceAbstractionStarter]: At program point L733(lines 1 979) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:06,794 INFO L440 ceAbstractionStarter]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2019-11-19 21:23:06,794 INFO L444 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2019-11-19 21:23:06,794 INFO L444 ceAbstractionStarter]: For program point L867(lines 867 880) no Hoare annotation was computed. [2019-11-19 21:23:06,795 INFO L444 ceAbstractionStarter]: For program point L900-1(lines 492 498) no Hoare annotation was computed. [2019-11-19 21:23:06,795 INFO L440 ceAbstractionStarter]: At program point L867-1(lines 1 979) the Hoare annotation is: (let ((.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= 1 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse0 .cse1 .cse6 .cse3 .cse4 .cse7 .cse5) (and (= 0 ~methaneLevelCritical~0) .cse6 (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse3 .cse4 .cse7 .cse5))) [2019-11-19 21:23:06,795 INFO L444 ceAbstractionStarter]: For program point L867-2(lines 867 880) no Hoare annotation was computed. [2019-11-19 21:23:06,795 INFO L440 ceAbstractionStarter]: At program point L867-3(lines 1 979) the Hoare annotation is: false [2019-11-19 21:23:06,795 INFO L444 ceAbstractionStarter]: For program point L867-4(lines 867 880) no Hoare annotation was computed. [2019-11-19 21:23:06,795 INFO L440 ceAbstractionStarter]: At program point L867-5(lines 1 979) the Hoare annotation is: false [2019-11-19 21:23:06,795 INFO L444 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2019-11-19 21:23:06,795 INFO L447 ceAbstractionStarter]: At program point L967-1(lines 967 974) the Hoare annotation is: true [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703(lines 688 706) the Hoare annotation is: (and (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|)) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~8) (= ULTIMATE.start_main_~tmp~10 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~2)) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~6) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703-1(lines 688 706) the Hoare annotation is: false [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703-2(lines 688 706) the Hoare annotation is: false [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703-3(lines 688 706) the Hoare annotation is: false [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703-4(lines 688 706) the Hoare annotation is: false [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L703-5(lines 688 706) the Hoare annotation is: false [2019-11-19 21:23:06,796 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,796 INFO L444 ceAbstractionStarter]: For program point L440(lines 440 446) no Hoare annotation was computed. [2019-11-19 21:23:06,796 INFO L440 ceAbstractionStarter]: At program point L440-1(lines 440 446) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) (and (= ULTIMATE.start_main_~tmp~10 1) .cse0 .cse1 .cse2)) (and (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2))) [2019-11-19 21:23:06,796 INFO L444 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L871-2(lines 871 877) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L871-4(lines 871 877) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-2(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-3(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-4(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-5(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-6(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-7(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-8(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,797 INFO L444 ceAbstractionStarter]: For program point L839-9(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L839-10(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L839-11(lines 839 845) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 778) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L440 ceAbstractionStarter]: At program point L741(lines 736 744) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L576(lines 576 593) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 576 593) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L576-2(lines 576 593) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L678-3(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L678-5(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,798 INFO L444 ceAbstractionStarter]: For program point L678-6(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-8(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-9(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-11(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-12(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-14(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-15(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-17(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-18(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-20(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,799 INFO L444 ceAbstractionStarter]: For program point L678-21(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,800 INFO L447 ceAbstractionStarter]: At program point L976(lines 957 979) the Hoare annotation is: true [2019-11-19 21:23:06,800 INFO L444 ceAbstractionStarter]: For program point L678-23(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,800 INFO L444 ceAbstractionStarter]: For program point L678-24(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,800 INFO L440 ceAbstractionStarter]: At program point L844(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,800 INFO L444 ceAbstractionStarter]: For program point L678-26(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,800 INFO L440 ceAbstractionStarter]: At program point L844-1(lines 835 848) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_processEnvironment_~tmp~6)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse3 .cse2 (<= 1 ~waterLevel~0) .cse4 .cse5) .cse0))) [2019-11-19 21:23:06,800 INFO L444 ceAbstractionStarter]: For program point L678-27(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,800 INFO L440 ceAbstractionStarter]: At program point L844-2(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,800 INFO L440 ceAbstractionStarter]: At program point L844-3(lines 835 848) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and (and (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2 .cse3) .cse4) (<= 1 ~waterLevel~0)) (and (<= 2 ~waterLevel~0) (and (and .cse0 .cse1 .cse2 .cse3) .cse4)))) [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L678-29(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-4(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L678-30(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-5(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-6(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L678-32(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-7(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L678-33(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L580(lines 580 588) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-8(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,801 INFO L444 ceAbstractionStarter]: For program point L580-1(lines 580 588) no Hoare annotation was computed. [2019-11-19 21:23:06,801 INFO L440 ceAbstractionStarter]: At program point L844-9(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L678-35(lines 678 682) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L580-2(lines 580 588) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L440 ceAbstractionStarter]: At program point L844-10(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,802 INFO L440 ceAbstractionStarter]: At program point L844-11(lines 835 848) the Hoare annotation is: false [2019-11-19 21:23:06,802 INFO L440 ceAbstractionStarter]: At program point L944(lines 940 946) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 461) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L550-1(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,802 INFO L444 ceAbstractionStarter]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L550-3(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L550-5(lines 550 567) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L440 ceAbstractionStarter]: At program point L684(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,803 INFO L444 ceAbstractionStarter]: For program point L750-2(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,803 INFO L440 ceAbstractionStarter]: At program point L684-1(lines 669 687) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_processEnvironment_~tmp~6)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0) .cse4 .cse5) (and .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse0 .cse4 .cse5))) [2019-11-19 21:23:06,803 INFO L440 ceAbstractionStarter]: At program point L684-2(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,803 INFO L440 ceAbstractionStarter]: At program point L684-3(lines 669 687) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) (and (and .cse0 .cse1 .cse2 .cse3) .cse4)) (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 (<= 1 ~waterLevel~0) .cse4 .cse3))) [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-4(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-5(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-6(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-7(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-8(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-9(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-10(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,804 INFO L440 ceAbstractionStarter]: At program point L684-11(lines 669 687) the Hoare annotation is: false [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point L421(lines 420 465) no Hoare annotation was computed. [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:23:06,805 INFO L440 ceAbstractionStarter]: At program point L620(lines 613 623) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:06,805 INFO L440 ceAbstractionStarter]: At program point L620-1(lines 613 623) the Hoare annotation is: false [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,805 INFO L440 ceAbstractionStarter]: At program point L620-2(lines 613 623) the Hoare annotation is: false [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point L554-1(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point L554-2(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,805 INFO L444 ceAbstractionStarter]: For program point L554-3(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L554-4(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L554-5(lines 554 562) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L786(lines 786 790) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-11-19 21:23:06,806 INFO L444 ceAbstractionStarter]: For program point L456-2(lines 492 498) no Hoare annotation was computed. [2019-11-19 21:23:06,807 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:23:06,807 INFO L440 ceAbstractionStarter]: At program point L854(lines 849 857) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~6) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:06,807 INFO L440 ceAbstractionStarter]: At program point L854-1(lines 849 857) the Hoare annotation is: false [2019-11-19 21:23:06,807 INFO L440 ceAbstractionStarter]: At program point L854-2(lines 849 857) the Hoare annotation is: false [2019-11-19 21:23:06,807 INFO L440 ceAbstractionStarter]: At program point L854-3(lines 849 857) the Hoare annotation is: false [2019-11-19 21:23:06,808 INFO L440 ceAbstractionStarter]: At program point L854-4(lines 849 857) the Hoare annotation is: false [2019-11-19 21:23:06,808 INFO L440 ceAbstractionStarter]: At program point L854-5(lines 849 857) the Hoare annotation is: false [2019-11-19 21:23:06,808 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,808 INFO L444 ceAbstractionStarter]: For program point L524-1(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,808 INFO L444 ceAbstractionStarter]: For program point L524-2(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,808 INFO L444 ceAbstractionStarter]: For program point L524-3(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-4(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-5(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-6(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-7(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-8(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,809 INFO L444 ceAbstractionStarter]: For program point L524-9(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,810 INFO L444 ceAbstractionStarter]: For program point L524-10(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,810 INFO L444 ceAbstractionStarter]: For program point L524-11(lines 524 541) no Hoare annotation was computed. [2019-11-19 21:23:06,810 INFO L440 ceAbstractionStarter]: At program point L492(lines 491 510) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:23:06,810 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 492 498) no Hoare annotation was computed. [2019-11-19 21:23:06,810 INFO L440 ceAbstractionStarter]: At program point L492-2(lines 491 510) the Hoare annotation is: false [2019-11-19 21:23:06,811 INFO L440 ceAbstractionStarter]: At program point L492-3(lines 491 510) the Hoare annotation is: false [2019-11-19 21:23:06,811 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:23:06,811 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-19 21:23:06,811 INFO L444 ceAbstractionStarter]: For program point L528(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,811 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,811 INFO L444 ceAbstractionStarter]: For program point L528-2(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-3(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-4(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-5(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-6(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-7(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,812 INFO L444 ceAbstractionStarter]: For program point L528-8(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,813 INFO L444 ceAbstractionStarter]: For program point L528-9(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,813 INFO L444 ceAbstractionStarter]: For program point L528-10(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,813 INFO L444 ceAbstractionStarter]: For program point L528-11(lines 528 536) no Hoare annotation was computed. [2019-11-19 21:23:06,813 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-11-19 21:23:06,813 INFO L440 ceAbstractionStarter]: At program point L430-1(lines 430 436) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2 .cse3)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse1 .cse2 .cse4 .cse3) (and (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (and .cse0 .cse1 .cse2 .cse4 .cse3) (<= 1 ~waterLevel~0)))) [2019-11-19 21:23:06,813 INFO L440 ceAbstractionStarter]: At program point L629(lines 624 632) the Hoare annotation is: false [2019-11-19 21:23:06,814 INFO L440 ceAbstractionStarter]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2019-11-19 21:23:06,814 INFO L440 ceAbstractionStarter]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2019-11-19 21:23:06,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:23:06 BoogieIcfgContainer [2019-11-19 21:23:06,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:23:06,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:23:06,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:23:06,845 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:23:06,845 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:22:52" (3/4) ... [2019-11-19 21:23:06,849 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:23:06,873 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:23:06,874 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 21:23:06,876 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 21:23:06,878 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:23:06,879 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:23:06,881 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:23:06,912 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-19 21:23:06,912 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0 [2019-11-19 21:23:06,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= tmp && tmp == 1) && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((((1 <= \result && 1 <= tmp) && tmp == 1) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:06,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 <= tmp && 1 <= \result) && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) [2019-11-19 21:23:06,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == waterLevel && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:06,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-19 21:23:06,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || (2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) [2019-11-19 21:23:06,916 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) || (((((tmp == 1 && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) [2019-11-19 21:23:06,917 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-19 21:23:06,917 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-19 21:23:06,918 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || (2 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) [2019-11-19 21:23:06,920 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && \result == systemActive) && !(\result == 0)) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:06,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter [2019-11-19 21:23:06,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((!(\result == 0) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && tmp == 1) [2019-11-19 21:23:06,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == \result) && 0 == tmp) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter [2019-11-19 21:23:06,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == tmp___0 && !(\result == 0)) && 0 == tmp) && !(0 == tmp)) && 0 == \result) && tmp == 1) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 21:23:07,056 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:23:07,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:23:07,058 INFO L168 Benchmark]: Toolchain (without parser) took 16289.30 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 420.0 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -118.9 MB). Peak memory consumption was 301.1 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,059 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:23:07,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,060 INFO L168 Benchmark]: Boogie Preprocessor took 60.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,060 INFO L168 Benchmark]: RCFGBuilder took 1189.09 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: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,061 INFO L168 Benchmark]: TraceAbstraction took 14083.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 281.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.7 MB). Peak memory consumption was 486.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,061 INFO L168 Benchmark]: Witness Printer took 212.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:23:07,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 651.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1189.09 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: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14083.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 281.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.7 MB). Peak memory consumption was 486.7 MB. Max. memory is 11.5 GB. * Witness Printer took 212.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: 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: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((!(\result == 0) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && tmp == 1) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (2 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && \result == systemActive) && !(\result == 0)) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= tmp && tmp == 1) && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((((1 <= \result && 1 <= tmp) && tmp == 1) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((((((((0 == tmp___0 && !(\result == 0)) && 0 == tmp) && !(0 == tmp)) && 0 == \result) && tmp == 1) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: (2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == waterLevel && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= \result) && 1 <= waterLevel) || (((((tmp == 1 && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((((!(0 == \result) && 0 == tmp) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: (1 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || (2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && ((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || ((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 <= tmp && 1 <= \result) && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 <= waterLevel) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || (2 <= waterLevel && (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 189 locations, 3 error locations. Result: SAFE, OverallTime: 13.9s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.5s, HoareTripleCheckerStatistics: 1631 SDtfs, 3289 SDslu, 2820 SDs, 0 SdLazy, 478 SolverSat, 101 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred 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: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 2022 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 66 PreInvPairs, 256 NumberOfFragments, 670 HoareAnnotationTreeSize, 66 FomulaSimplifications, 1808269 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 66 FomulaSimplificationsInter, 307150 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 570 NumberOfCodeBlocks, 570 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 557 ConstructedInterpolants, 0 QuantifiedInterpolants, 51541 SizeOfPredicates, 4 NumberOfNonLiveVariables, 418 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 170/176 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...