./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f6fb2bb1 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_spec1_product58.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 454aaa6b423a8831b8582dfeb545ec6b3447f968 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 18:57:08,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 18:57:08,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 18:57:08,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 18:57:08,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 18:57:08,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 18:57:08,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 18:57:08,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 18:57:08,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 18:57:08,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 18:57:08,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 18:57:08,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 18:57:08,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 18:57:08,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 18:57:08,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 18:57:08,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 18:57:08,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 18:57:08,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 18:57:08,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 18:57:08,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 18:57:08,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 18:57:08,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 18:57:08,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 18:57:08,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 18:57:08,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 18:57:08,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 18:57:08,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 18:57:08,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 18:57:08,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 18:57:08,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 18:57:08,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 18:57:08,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 18:57:08,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 18:57:08,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 18:57:08,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 18:57:08,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 18:57:08,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 18:57:08,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 18:57:08,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 18:57:08,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 18:57:08,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 18:57:08,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 18:57:08,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 18:57:08,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 18:57:08,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 18:57:08,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 18:57:08,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 18:57:08,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 18:57:08,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 18:57:08,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 18:57:08,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 18:57:08,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 18:57:08,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 18:57:08,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 18:57:08,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 18:57:08,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 18:57:08,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 18:57:08,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 18:57:08,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 18:57:08,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 18:57:08,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 18:57:08,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 18:57:08,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 18:57:08,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 18:57:08,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 18:57:08,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 18:57:08,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 18:57:08,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 18:57:08,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 18:57:08,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 18:57:08,315 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 -> 454aaa6b423a8831b8582dfeb545ec6b3447f968 [2019-11-19 18:57:08,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 18:57:08,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 18:57:08,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 18:57:08,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 18:57:08,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 18:57:08,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-11-19 18:57:08,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e019963/cb90798dc82e4cdf934a348c56191a62/FLAGa337d8013 [2019-11-19 18:57:09,288 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 18:57:09,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-11-19 18:57:09,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e019963/cb90798dc82e4cdf934a348c56191a62/FLAGa337d8013 [2019-11-19 18:57:09,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e019963/cb90798dc82e4cdf934a348c56191a62 [2019-11-19 18:57:09,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 18:57:09,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 18:57:09,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 18:57:09,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 18:57:09,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 18:57:09,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:57:09" (1/1) ... [2019-11-19 18:57:09,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76454f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:09, skipping insertion in model container [2019-11-19 18:57:09,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:57:09" (1/1) ... [2019-11-19 18:57:09,603 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 18:57:09,662 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 18:57:10,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:57:10,130 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 18:57:10,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:57:10,339 INFO L192 MainTranslator]: Completed translation [2019-11-19 18:57:10,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10 WrapperNode [2019-11-19 18:57:10,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 18:57:10,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 18:57:10,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 18:57:10,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 18:57:10,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 18:57:10,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 18:57:10,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 18:57:10,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 18:57:10,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (1/1) ... [2019-11-19 18:57:10,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 18:57:10,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 18:57:10,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 18:57:10,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 18:57:10,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (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 18:57:10,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 18:57:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 18:57:10,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 18:57:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 18:57:11,505 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 18:57:11,506 INFO L285 CfgBuilder]: Removed 194 assume(true) statements. [2019-11-19 18:57:11,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:11 BoogieIcfgContainer [2019-11-19 18:57:11,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 18:57:11,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 18:57:11,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 18:57:11,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 18:57:11,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:57:09" (1/3) ... [2019-11-19 18:57:11,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88c3a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:57:11, skipping insertion in model container [2019-11-19 18:57:11,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:10" (2/3) ... [2019-11-19 18:57:11,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88c3a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:57:11, skipping insertion in model container [2019-11-19 18:57:11,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:11" (3/3) ... [2019-11-19 18:57:11,517 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2019-11-19 18:57:11,528 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 18:57:11,536 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 18:57:11,548 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 18:57:11,576 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 18:57:11,577 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 18:57:11,577 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 18:57:11,577 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 18:57:11,578 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 18:57:11,578 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 18:57:11,578 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 18:57:11,578 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 18:57:11,599 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-11-19 18:57:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 18:57:11,607 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:11,608 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:11,609 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:11,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:11,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2019-11-19 18:57:11,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:11,626 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149804440] [2019-11-19 18:57:11,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:11,859 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 18:57:11,860 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149804440] [2019-11-19 18:57:11,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:11,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:57:11,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140247749] [2019-11-19 18:57:11,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 18:57:11,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:11,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 18:57:11,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 18:57:11,886 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-11-19 18:57:11,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:11,924 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-11-19 18:57:11,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 18:57:11,926 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 18:57:11,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:11,940 INFO L225 Difference]: With dead ends: 264 [2019-11-19 18:57:11,940 INFO L226 Difference]: Without dead ends: 131 [2019-11-19 18:57:11,944 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 18:57:11,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-19 18:57:11,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-11-19 18:57:11,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-19 18:57:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-11-19 18:57:11,993 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2019-11-19 18:57:11,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:11,993 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-11-19 18:57:11,993 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 18:57:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-11-19 18:57:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 18:57:11,995 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:11,995 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 18:57:11,996 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:11,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:11,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2019-11-19 18:57:11,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:11,997 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500124758] [2019-11-19 18:57:11,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:12,124 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 18:57:12,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500124758] [2019-11-19 18:57:12,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:12,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:57:12,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282959504] [2019-11-19 18:57:12,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:57:12,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:12,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:57:12,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:57:12,129 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-11-19 18:57:12,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:12,145 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-11-19 18:57:12,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:57:12,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 18:57:12,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:12,148 INFO L225 Difference]: With dead ends: 131 [2019-11-19 18:57:12,148 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 18:57:12,150 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 18:57:12,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 18:57:12,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 18:57:12,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 18:57:12,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-19 18:57:12,161 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-11-19 18:57:12,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:12,161 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-19 18:57:12,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:57:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-19 18:57:12,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 18:57:12,164 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:12,164 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 18:57:12,165 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:12,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:12,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2019-11-19 18:57:12,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:12,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73043763] [2019-11-19 18:57:12,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:12,281 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 18:57:12,282 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73043763] [2019-11-19 18:57:12,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:12,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:57:12,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311504209] [2019-11-19 18:57:12,284 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:57:12,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:12,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:57:12,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:57:12,285 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-19 18:57:12,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:12,316 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-11-19 18:57:12,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:57:12,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 18:57:12,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:12,318 INFO L225 Difference]: With dead ends: 100 [2019-11-19 18:57:12,318 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 18:57:12,319 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 18:57:12,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 18:57:12,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 18:57:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 18:57:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-11-19 18:57:12,327 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2019-11-19 18:57:12,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:12,328 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-11-19 18:57:12,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:57:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-11-19 18:57:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 18:57:12,329 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:12,330 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:12,330 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:12,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:12,331 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2019-11-19 18:57:12,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:12,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036970617] [2019-11-19 18:57:12,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:12,422 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 18:57:12,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036970617] [2019-11-19 18:57:12,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:12,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:57:12,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218845949] [2019-11-19 18:57:12,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:57:12,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:12,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:57:12,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:57:12,429 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-11-19 18:57:12,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:12,485 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2019-11-19 18:57:12,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:57:12,486 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-19 18:57:12,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:12,488 INFO L225 Difference]: With dead ends: 121 [2019-11-19 18:57:12,488 INFO L226 Difference]: Without dead ends: 74 [2019-11-19 18:57:12,491 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 18:57:12,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-19 18:57:12,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2019-11-19 18:57:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-11-19 18:57:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2019-11-19 18:57:12,509 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2019-11-19 18:57:12,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:12,510 INFO L462 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2019-11-19 18:57:12,510 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:57:12,510 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-11-19 18:57:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-19 18:57:12,512 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:12,512 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] [2019-11-19 18:57:12,512 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:12,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:12,513 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2019-11-19 18:57:12,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:12,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126340180] [2019-11-19 18:57:12,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:12,663 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 18:57:12,664 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126340180] [2019-11-19 18:57:12,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:12,664 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:57:12,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287299073] [2019-11-19 18:57:12,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:12,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:12,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:12,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:12,666 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 5 states. [2019-11-19 18:57:12,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:12,857 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2019-11-19 18:57:12,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 18:57:12,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-19 18:57:12,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:12,862 INFO L225 Difference]: With dead ends: 372 [2019-11-19 18:57:12,864 INFO L226 Difference]: Without dead ends: 306 [2019-11-19 18:57:12,868 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 18:57:12,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2019-11-19 18:57:12,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2019-11-19 18:57:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-11-19 18:57:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2019-11-19 18:57:12,894 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2019-11-19 18:57:12,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:12,895 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2019-11-19 18:57:12,895 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2019-11-19 18:57:12,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 18:57:12,897 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:12,897 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 18:57:12,898 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:12,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:12,898 INFO L82 PathProgramCache]: Analyzing trace with hash 473077730, now seen corresponding path program 1 times [2019-11-19 18:57:12,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:12,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60006322] [2019-11-19 18:57:12,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:12,999 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 18:57:13,000 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60006322] [2019-11-19 18:57:13,000 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:13,000 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:57:13,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142631166] [2019-11-19 18:57:13,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:13,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:13,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:13,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:13,005 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand 5 states. [2019-11-19 18:57:13,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:13,157 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2019-11-19 18:57:13,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 18:57:13,158 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-19 18:57:13,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:13,161 INFO L225 Difference]: With dead ends: 378 [2019-11-19 18:57:13,161 INFO L226 Difference]: Without dead ends: 376 [2019-11-19 18:57:13,162 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 18:57:13,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2019-11-19 18:57:13,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2019-11-19 18:57:13,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-11-19 18:57:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2019-11-19 18:57:13,216 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2019-11-19 18:57:13,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:13,217 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2019-11-19 18:57:13,218 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:13,218 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2019-11-19 18:57:13,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 18:57:13,222 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:13,222 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:13,223 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:13,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:13,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1697229364, now seen corresponding path program 1 times [2019-11-19 18:57:13,225 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:13,225 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100135203] [2019-11-19 18:57:13,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:13,310 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 18:57:13,311 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100135203] [2019-11-19 18:57:13,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:13,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 18:57:13,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280167283] [2019-11-19 18:57:13,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:13,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:13,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:13,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:13,314 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 5 states. [2019-11-19 18:57:13,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:13,415 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2019-11-19 18:57:13,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 18:57:13,415 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-19 18:57:13,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:13,419 INFO L225 Difference]: With dead ends: 344 [2019-11-19 18:57:13,420 INFO L226 Difference]: Without dead ends: 218 [2019-11-19 18:57:13,422 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 18:57:13,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2019-11-19 18:57:13,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2019-11-19 18:57:13,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-11-19 18:57:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2019-11-19 18:57:13,447 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2019-11-19 18:57:13,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:13,448 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2019-11-19 18:57:13,448 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:13,448 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2019-11-19 18:57:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 18:57:13,453 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:13,453 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:13,454 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:13,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:13,454 INFO L82 PathProgramCache]: Analyzing trace with hash 2010931918, now seen corresponding path program 1 times [2019-11-19 18:57:13,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:13,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55769190] [2019-11-19 18:57:13,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:13,529 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 18:57:13,529 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55769190] [2019-11-19 18:57:13,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:13,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:57:13,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319190293] [2019-11-19 18:57:13,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 18:57:13,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:13,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 18:57:13,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-19 18:57:13,531 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand 4 states. [2019-11-19 18:57:13,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:13,581 INFO L93 Difference]: Finished difference Result 340 states and 460 transitions. [2019-11-19 18:57:13,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 18:57:13,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-19 18:57:13,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:13,584 INFO L225 Difference]: With dead ends: 340 [2019-11-19 18:57:13,584 INFO L226 Difference]: Without dead ends: 202 [2019-11-19 18:57:13,586 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:13,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-11-19 18:57:13,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 152. [2019-11-19 18:57:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-11-19 18:57:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2019-11-19 18:57:13,604 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2019-11-19 18:57:13,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:13,604 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2019-11-19 18:57:13,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 18:57:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2019-11-19 18:57:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-19 18:57:13,610 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:13,610 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:13,611 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:13,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:13,611 INFO L82 PathProgramCache]: Analyzing trace with hash 731068240, now seen corresponding path program 1 times [2019-11-19 18:57:13,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:13,612 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539333820] [2019-11-19 18:57:13,612 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:13,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539333820] [2019-11-19 18:57:13,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:13,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:57:13,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198377810] [2019-11-19 18:57:13,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:57:13,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:13,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:57:13,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:57:13,673 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand 3 states. [2019-11-19 18:57:13,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:13,712 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2019-11-19 18:57:13,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:57:13,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-19 18:57:13,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:13,715 INFO L225 Difference]: With dead ends: 348 [2019-11-19 18:57:13,715 INFO L226 Difference]: Without dead ends: 202 [2019-11-19 18:57:13,716 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 18:57:13,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-11-19 18:57:13,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2019-11-19 18:57:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-11-19 18:57:13,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2019-11-19 18:57:13,738 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2019-11-19 18:57:13,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:13,738 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2019-11-19 18:57:13,739 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:57:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2019-11-19 18:57:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 18:57:13,741 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:13,741 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:13,741 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:13,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:13,742 INFO L82 PathProgramCache]: Analyzing trace with hash -2047463346, now seen corresponding path program 1 times [2019-11-19 18:57:13,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:13,744 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477539034] [2019-11-19 18:57:13,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:13,854 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 18:57:13,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477539034] [2019-11-19 18:57:13,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:13,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-19 18:57:13,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414023728] [2019-11-19 18:57:13,858 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 18:57:13,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:13,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 18:57:13,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-19 18:57:13,860 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand 8 states. [2019-11-19 18:57:14,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:14,631 INFO L93 Difference]: Finished difference Result 955 states and 1243 transitions. [2019-11-19 18:57:14,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-19 18:57:14,632 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-11-19 18:57:14,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:14,639 INFO L225 Difference]: With dead ends: 955 [2019-11-19 18:57:14,639 INFO L226 Difference]: Without dead ends: 759 [2019-11-19 18:57:14,640 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2019-11-19 18:57:14,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2019-11-19 18:57:14,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 202. [2019-11-19 18:57:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-11-19 18:57:14,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2019-11-19 18:57:14,672 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2019-11-19 18:57:14,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:14,672 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2019-11-19 18:57:14,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 18:57:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2019-11-19 18:57:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 18:57:14,674 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:14,674 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:14,675 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:14,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:14,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1267099237, now seen corresponding path program 1 times [2019-11-19 18:57:14,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:14,676 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46236577] [2019-11-19 18:57:14,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:14,802 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46236577] [2019-11-19 18:57:14,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:14,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 18:57:14,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634430452] [2019-11-19 18:57:14,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 18:57:14,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:14,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 18:57:14,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-19 18:57:14,805 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand 6 states. [2019-11-19 18:57:15,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:15,101 INFO L93 Difference]: Finished difference Result 1042 states and 1371 transitions. [2019-11-19 18:57:15,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-19 18:57:15,101 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-11-19 18:57:15,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:15,106 INFO L225 Difference]: With dead ends: 1042 [2019-11-19 18:57:15,107 INFO L226 Difference]: Without dead ends: 896 [2019-11-19 18:57:15,108 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-11-19 18:57:15,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2019-11-19 18:57:15,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 326. [2019-11-19 18:57:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-11-19 18:57:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 421 transitions. [2019-11-19 18:57:15,149 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 421 transitions. Word has length 56 [2019-11-19 18:57:15,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:15,150 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 421 transitions. [2019-11-19 18:57:15,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 18:57:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 421 transitions. [2019-11-19 18:57:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 18:57:15,151 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:15,151 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:15,152 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:15,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:15,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1968163815, now seen corresponding path program 1 times [2019-11-19 18:57:15,153 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:15,153 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094450670] [2019-11-19 18:57:15,153 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 18:57:15,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094450670] [2019-11-19 18:57:15,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486714238] [2019-11-19 18:57:15,232 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 18:57:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:15,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-19 18:57:15,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 18:57:15,446 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 18:57:15,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 18:57:15,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-11-19 18:57:15,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533142198] [2019-11-19 18:57:15,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:15,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:15,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:15,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-19 18:57:15,449 INFO L87 Difference]: Start difference. First operand 326 states and 421 transitions. Second operand 5 states. [2019-11-19 18:57:15,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:15,530 INFO L93 Difference]: Finished difference Result 660 states and 848 transitions. [2019-11-19 18:57:15,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 18:57:15,531 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-11-19 18:57:15,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:15,531 INFO L225 Difference]: With dead ends: 660 [2019-11-19 18:57:15,531 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 18:57:15,533 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-19 18:57:15,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 18:57:15,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 18:57:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 18:57:15,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 18:57:15,534 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-11-19 18:57:15,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:15,534 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 18:57:15,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 18:57:15,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 18:57:15,735 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 18:57:15,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 18:57:16,425 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 144 [2019-11-19 18:57:16,891 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-11-19 18:57:17,178 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 119 [2019-11-19 18:57:17,609 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 150 [2019-11-19 18:57:17,796 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 117 [2019-11-19 18:57:18,133 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 145 [2019-11-19 18:57:18,266 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2019-11-19 18:57:18,427 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 97 [2019-11-19 18:57:18,562 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 119 [2019-11-19 18:57:19,885 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 143 DAG size of output: 23 [2019-11-19 18:57:21,113 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-19 18:57:21,825 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-11-19 18:57:21,956 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 16 [2019-11-19 18:57:23,085 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2019-11-19 18:57:23,897 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-11-19 18:57:25,133 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 145 DAG size of output: 23 [2019-11-19 18:57:25,300 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2019-11-19 18:57:25,933 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 22 [2019-11-19 18:57:26,040 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2019-11-19 18:57:26,481 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 22 [2019-11-19 18:57:27,261 WARN L191 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2019-11-19 18:57:27,369 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2019-11-19 18:57:27,395 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,395 INFO L444 ceAbstractionStarter]: For program point L564(lines 564 568) no Hoare annotation was computed. [2019-11-19 18:57:27,396 INFO L440 ceAbstractionStarter]: At program point L564-2(lines 274 280) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse0 .cse1 .cse3) .cse4) (and (and .cse0 .cse2 .cse3) .cse5) (and .cse4 (and (and .cse0 .cse3) .cse5)))) [2019-11-19 18:57:27,396 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-11-19 18:57:27,397 INFO L440 ceAbstractionStarter]: At program point L498-1(lines 1 982) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and (and .cse0 .cse4 .cse3) (not .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 18:57:27,397 INFO L444 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-11-19 18:57:27,397 INFO L440 ceAbstractionStarter]: At program point L498-3(lines 1 982) the Hoare annotation is: false [2019-11-19 18:57:27,397 INFO L444 ceAbstractionStarter]: For program point L498-4(lines 498 511) no Hoare annotation was computed. [2019-11-19 18:57:27,397 INFO L440 ceAbstractionStarter]: At program point L498-5(lines 1 982) the Hoare annotation is: false [2019-11-19 18:57:27,397 INFO L444 ceAbstractionStarter]: For program point L369(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,397 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 344) no Hoare annotation was computed. [2019-11-19 18:57:27,397 INFO L444 ceAbstractionStarter]: For program point L369-2(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L336-1(lines 336 344) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L369-4(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L369-6(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L369-8(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L369-10(lines 369 375) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 508) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L444 ceAbstractionStarter]: For program point L502-2(lines 502 508) no Hoare annotation was computed. [2019-11-19 18:57:27,398 INFO L440 ceAbstractionStarter]: At program point L403(lines 398 406) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-11-19 18:57:27,399 INFO L440 ceAbstractionStarter]: At program point L403-1(lines 398 406) the Hoare annotation is: false [2019-11-19 18:57:27,400 INFO L444 ceAbstractionStarter]: For program point L502-4(lines 502 508) no Hoare annotation was computed. [2019-11-19 18:57:27,400 INFO L440 ceAbstractionStarter]: At program point L403-2(lines 398 406) the Hoare annotation is: false [2019-11-19 18:57:27,400 INFO L440 ceAbstractionStarter]: At program point L172-2(lines 172 186) the Hoare annotation is: false [2019-11-19 18:57:27,400 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 542) no Hoare annotation was computed. [2019-11-19 18:57:27,400 INFO L440 ceAbstractionStarter]: At program point L536-1(lines 536 542) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and (and .cse0 .cse4 .cse3) (not .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,401 INFO L444 ceAbstractionStarter]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L471-2(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L471-3(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,402 INFO L444 ceAbstractionStarter]: For program point L471-5(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L306-1(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L471-6(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L306-3(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L471-8(lines 471 475) no Hoare annotation was computed. [2019-11-19 18:57:27,403 INFO L444 ceAbstractionStarter]: For program point L306-4(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,404 INFO L444 ceAbstractionStarter]: For program point L306-5(lines 306 323) no Hoare annotation was computed. [2019-11-19 18:57:27,404 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 79) no Hoare annotation was computed. [2019-11-19 18:57:27,404 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,404 INFO L440 ceAbstractionStarter]: At program point L274(lines 273 292) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (not (= 0 ~waterLevel~0)))) (or (and .cse0 (and (and .cse1 .cse2) .cse3)) (and .cse1 .cse4 .cse5 .cse2) (and (and .cse1 .cse5 .cse2) .cse3) (and (and .cse1 .cse4 .cse2) .cse0))) [2019-11-19 18:57:27,404 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L440 ceAbstractionStarter]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2019-11-19 18:57:27,405 INFO L440 ceAbstractionStarter]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2019-11-19 18:57:27,405 INFO L440 ceAbstractionStarter]: At program point L605(lines 1 982) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 18:57:27,405 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 180) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 274 280) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,405 INFO L440 ceAbstractionStarter]: At program point L574(lines 525 575) the Hoare annotation is: false [2019-11-19 18:57:27,406 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,406 INFO L444 ceAbstractionStarter]: For program point L310-1(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,406 INFO L444 ceAbstractionStarter]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,406 INFO L444 ceAbstractionStarter]: For program point L310-3(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,406 INFO L444 ceAbstractionStarter]: For program point L310-4(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145(lines 136 149) the Hoare annotation is: false [2019-11-19 18:57:27,407 INFO L444 ceAbstractionStarter]: For program point L310-5(lines 310 318) no Hoare annotation was computed. [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and .cse3 (= 0 ~methaneLevelCritical~0) .cse4 .cse5)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse2 .cse3 .cse4 .cse5 .cse6)))) [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2019-11-19 18:57:27,407 INFO L440 ceAbstractionStarter]: At program point L477(lines 462 480) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)) (.cse3 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse4 (not (= 0 ~waterLevel~0))) (.cse5 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5)) (.cse6 (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= 0 ~methaneLevelCritical~0) .cse2) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse4 .cse5 .cse6 (and (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0))))) [2019-11-19 18:57:27,408 INFO L440 ceAbstractionStarter]: At program point L477-1(lines 462 480) the Hoare annotation is: false [2019-11-19 18:57:27,408 INFO L440 ceAbstractionStarter]: At program point L477-2(lines 462 480) the Hoare annotation is: false [2019-11-19 18:57:27,408 INFO L440 ceAbstractionStarter]: At program point L281(lines 281 287) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse0 .cse2 .cse3) (= 1 ~methaneLevelCritical~0)) (and (and .cse0 .cse1 .cse3) (<= 2 ~waterLevel~0)))) [2019-11-19 18:57:27,408 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 255) no Hoare annotation was computed. [2019-11-19 18:57:27,408 INFO L440 ceAbstractionStarter]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2019-11-19 18:57:27,408 INFO L440 ceAbstractionStarter]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2019-11-19 18:57:27,408 INFO L447 ceAbstractionStarter]: At program point L248-1(lines 248 255) the Hoare annotation is: true [2019-11-19 18:57:27,408 INFO L444 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L440 ceAbstractionStarter]: At program point L546-1(lines 546 552) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and (and (and .cse0 .cse1) .cse2) .cse3) (and .cse0 .cse4 .cse5 .cse1) (and (and .cse0 .cse4 .cse1) .cse3) (and (and .cse0 .cse5 .cse1) .cse2))) [2019-11-19 18:57:27,409 INFO L440 ceAbstractionStarter]: At program point L613(lines 608 616) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L87(lines 87 91) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L452-3(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L452-5(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,409 INFO L444 ceAbstractionStarter]: For program point L452-6(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L440 ceAbstractionStarter]: At program point L221(lines 217 223) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-8(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L440 ceAbstractionStarter]: At program point L155(lines 150 158) the Hoare annotation is: (let ((.cse2 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse3 (not (= 0 ~waterLevel~0))) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) .cse2 .cse3) (and .cse2 .cse3 (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0))))) [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-9(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L440 ceAbstractionStarter]: At program point L155-1(lines 150 158) the Hoare annotation is: false [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-11(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L440 ceAbstractionStarter]: At program point L155-2(lines 150 158) the Hoare annotation is: false [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-12(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-14(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,410 INFO L444 ceAbstractionStarter]: For program point L452-15(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,411 INFO L444 ceAbstractionStarter]: For program point L452-17(lines 452 456) no Hoare annotation was computed. [2019-11-19 18:57:27,411 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 18:57:27,411 INFO L447 ceAbstractionStarter]: At program point L257(lines 238 260) the Hoare annotation is: true [2019-11-19 18:57:27,411 INFO L444 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-19 18:57:27,411 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 18:57:27,411 INFO L440 ceAbstractionStarter]: At program point L458(lines 443 461) the Hoare annotation is: false [2019-11-19 18:57:27,411 INFO L440 ceAbstractionStarter]: At program point L458-1(lines 443 461) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse0 (and .cse2 (= 0 ~methaneLevelCritical~0) .cse3 .cse4)) (.cse7 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0))) (or (and .cse0 .cse1) (and .cse2 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7)))) [2019-11-19 18:57:27,411 INFO L440 ceAbstractionStarter]: At program point L458-2(lines 443 461) the Hoare annotation is: false [2019-11-19 18:57:27,411 INFO L440 ceAbstractionStarter]: At program point L458-3(lines 443 461) the Hoare annotation is: false [2019-11-19 18:57:27,411 INFO L440 ceAbstractionStarter]: At program point L458-4(lines 443 461) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L458-5(lines 443 461) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L444 ceAbstractionStarter]: For program point L63(lines 63 67) no Hoare annotation was computed. [2019-11-19 18:57:27,412 INFO L444 ceAbstractionStarter]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2019-11-19 18:57:27,412 INFO L444 ceAbstractionStarter]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394(lines 387 397) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394-1(lines 387 397) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse1 .cse3 (not .cse2) .cse4 (= 1 ~methaneLevelCritical~0)))) [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394-2(lines 387 397) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394-3(lines 387 397) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394-4(lines 387 397) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L440 ceAbstractionStarter]: At program point L394-5(lines 387 397) the Hoare annotation is: false [2019-11-19 18:57:27,412 INFO L444 ceAbstractionStarter]: For program point L527(lines 526 573) no Hoare annotation was computed. [2019-11-19 18:57:27,413 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 18:57:27,413 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-19 18:57:27,413 INFO L444 ceAbstractionStarter]: For program point L528(lines 528 532) no Hoare annotation was computed. [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100-1(lines 95 103) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse3 .cse2 .cse4))) [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse0 .cse3 .cse4) (not .cse2) (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse4))) [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,413 INFO L440 ceAbstractionStarter]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,414 INFO L440 ceAbstractionStarter]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,414 INFO L440 ceAbstractionStarter]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,414 INFO L440 ceAbstractionStarter]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2019-11-19 18:57:27,414 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 349) no Hoare annotation was computed. [2019-11-19 18:57:27,414 INFO L444 ceAbstractionStarter]: For program point L332-1(lines 332 349) no Hoare annotation was computed. [2019-11-19 18:57:27,414 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 349) no Hoare annotation was computed. [2019-11-19 18:57:27,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:57:27 BoogieIcfgContainer [2019-11-19 18:57:27,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 18:57:27,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 18:57:27,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 18:57:27,449 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 18:57:27,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:11" (3/4) ... [2019-11-19 18:57:27,454 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 18:57:27,481 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 18:57:27,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 18:57:27,484 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-19 18:57:27,485 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 18:57:27,486 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 18:57:27,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 18:57:27,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter) [2019-11-19 18:57:27,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) || ((0 == \result && !(0 == waterLevel)) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,529 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || (\result == 1 && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,529 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-11-19 18:57:27,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp___0 && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) || (((((1 <= tmp___0 && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((0 == \result && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp___0) [2019-11-19 18:57:27,550 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-19 18:57:27,551 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 18:57:27,661 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 18:57:27,662 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 18:57:27,664 INFO L168 Benchmark]: Toolchain (without parser) took 18077.18 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 502.3 MB). Free memory was 957.7 MB in the beginning and 1.5 GB in the end (delta: -530.0 MB). Peak memory consumption was 569.6 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,664 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 18:57:27,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,666 INFO L168 Benchmark]: Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 18:57:27,667 INFO L168 Benchmark]: RCFGBuilder took 1010.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,667 INFO L168 Benchmark]: TraceAbstraction took 15939.44 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 283.1 MB). Free memory was 1.0 GB in the beginning and 781.4 MB in the end (delta: 224.5 MB). Peak memory consumption was 513.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,668 INFO L168 Benchmark]: Witness Printer took 212.97 ms. Allocated memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: 109.1 MB). Free memory was 781.4 MB in the beginning and 1.5 GB in the end (delta: -706.3 MB). Peak memory consumption was 96.6 kB. Max. memory is 11.5 GB. [2019-11-19 18:57:27,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 753.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -128.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1010.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15939.44 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 283.1 MB). Free memory was 1.0 GB in the beginning and 781.4 MB in the end (delta: 224.5 MB). Peak memory consumption was 513.9 MB. Max. memory is 11.5 GB. * Witness Printer took 212.97 ms. Allocated memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: 109.1 MB). Free memory was 781.4 MB in the beginning and 1.5 GB in the end (delta: -706.3 MB). Peak memory consumption was 96.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((!(0 == waterLevel) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && !(0 == waterLevel)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((0 == \result && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp___0) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (2 <= waterLevel && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) || ((0 == \result && !(0 == waterLevel)) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 2 <= waterLevel) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((1 <= tmp___0 && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) || (((((1 <= tmp___0 && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && (1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) && 2 <= waterLevel) || (\result == 1 && ((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 15.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.6s, HoareTripleCheckerStatistics: 1413 SDtfs, 1966 SDslu, 2938 SDs, 0 SdLazy, 388 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=326occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1671 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 211 NumberOfFragments, 783 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1862289 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 55 FomulaSimplificationsInter, 768279 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 27861 SizeOfPredicates, 4 NumberOfNonLiveVariables, 422 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 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...