./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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_spec2_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 b6539c3f80a02f7679497281344dc3da1a82da6c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:21:17,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:21:17,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:21:17,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:21:17,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:21:17,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:21:17,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:21:17,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:21:17,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:21:17,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:21:17,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:21:17,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:21:17,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:21:17,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:21:17,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:21:17,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:21:17,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:21:17,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:21:17,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:21:17,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:21:17,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:21:17,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:21:17,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:21:17,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:21:17,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:21:17,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:21:17,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:21:17,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:21:17,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:21:17,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:21:17,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:21:17,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:21:17,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:21:17,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:21:17,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:21:17,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:21:17,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:21:17,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:21:17,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:21:17,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:21:17,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:21:17,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:21:17,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:21:17,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:21:17,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:21:17,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:21:17,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:21:17,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:21:17,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:21:17,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:21:17,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:21:17,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:21:17,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:21:17,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:21:17,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:21:17,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:21:17,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:21:17,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:21:17,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:21:17,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:21:17,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:21:17,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:21:17,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:21:17,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:21:17,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:21:17,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:21:17,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:21:17,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:21:17,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:21:17,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:21:17,325 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 -> b6539c3f80a02f7679497281344dc3da1a82da6c [2019-11-28 00:21:17,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:21:17,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:21:17,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:21:17,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:21:17,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:21:17,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c [2019-11-28 00:21:17,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14c64682/f6fd173e5e204982b619ce40fb5ed091/FLAGdfd8dd832 [2019-11-28 00:21:18,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:21:18,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c [2019-11-28 00:21:18,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14c64682/f6fd173e5e204982b619ce40fb5ed091/FLAGdfd8dd832 [2019-11-28 00:21:18,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14c64682/f6fd173e5e204982b619ce40fb5ed091 [2019-11-28 00:21:18,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:21:18,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:21:18,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:21:18,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:21:18,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:21:18,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:21:18" (1/1) ... [2019-11-28 00:21:18,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ebb17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:18, skipping insertion in model container [2019-11-28 00:21:18,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:21:18" (1/1) ... [2019-11-28 00:21:18,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:21:18,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:21:19,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:21:19,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:21:19,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:21:19,298 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:21:19,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19 WrapperNode [2019-11-28 00:21:19,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:21:19,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:21:19,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:21:19,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:21:19,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:21:19,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:21:19,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:21:19,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:21:19,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... [2019-11-28 00:21:19,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:21:19,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:21:19,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:21:19,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:21:19,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:21:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:21:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:21:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:21:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:21:20,559 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:21:20,561 INFO L297 CfgBuilder]: Removed 196 assume(true) statements. [2019-11-28 00:21:20,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:20 BoogieIcfgContainer [2019-11-28 00:21:20,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:21:20,565 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:21:20,565 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:21:20,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:21:20,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:21:18" (1/3) ... [2019-11-28 00:21:20,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3731d82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:21:20, skipping insertion in model container [2019-11-28 00:21:20,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:21:19" (2/3) ... [2019-11-28 00:21:20,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3731d82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:21:20, skipping insertion in model container [2019-11-28 00:21:20,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:20" (3/3) ... [2019-11-28 00:21:20,581 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product58.cil.c [2019-11-28 00:21:20,594 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:21:20,603 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:21:20,618 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:21:20,659 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:21:20,660 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:21:20,660 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:21:20,661 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:21:20,661 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:21:20,661 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:21:20,661 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:21:20,662 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:21:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2019-11-28 00:21:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:21:20,706 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:20,707 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:20,708 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:20,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:20,715 INFO L82 PathProgramCache]: Analyzing trace with hash -203441980, now seen corresponding path program 1 times [2019-11-28 00:21:20,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:20,725 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961800779] [2019-11-28 00:21:20,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:21,025 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961800779] [2019-11-28 00:21:21,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:21,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:21:21,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778302420] [2019-11-28 00:21:21,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:21:21,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:21,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:21:21,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:21:21,051 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2019-11-28 00:21:21,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:21,092 INFO L93 Difference]: Finished difference Result 271 states and 408 transitions. [2019-11-28 00:21:21,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:21:21,094 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:21:21,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:21,106 INFO L225 Difference]: With dead ends: 271 [2019-11-28 00:21:21,107 INFO L226 Difference]: Without dead ends: 135 [2019-11-28 00:21:21,110 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:21:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-11-28 00:21:21,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2019-11-28 00:21:21,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-11-28 00:21:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 196 transitions. [2019-11-28 00:21:21,171 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 196 transitions. Word has length 18 [2019-11-28 00:21:21,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:21,172 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 196 transitions. [2019-11-28 00:21:21,173 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:21:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2019-11-28 00:21:21,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:21:21,175 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:21,175 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:21,176 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:21,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:21,177 INFO L82 PathProgramCache]: Analyzing trace with hash -422277949, now seen corresponding path program 1 times [2019-11-28 00:21:21,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:21,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638502003] [2019-11-28 00:21:21,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:21,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:21,321 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638502003] [2019-11-28 00:21:21,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:21,321 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:21:21,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742754040] [2019-11-28 00:21:21,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:21,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:21,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:21,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,324 INFO L87 Difference]: Start difference. First operand 135 states and 196 transitions. Second operand 3 states. [2019-11-28 00:21:21,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:21,345 INFO L93 Difference]: Finished difference Result 135 states and 196 transitions. [2019-11-28 00:21:21,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:21,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:21:21,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:21,347 INFO L225 Difference]: With dead ends: 135 [2019-11-28 00:21:21,347 INFO L226 Difference]: Without dead ends: 55 [2019-11-28 00:21:21,348 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-28 00:21:21,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-28 00:21:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-28 00:21:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2019-11-28 00:21:21,357 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2019-11-28 00:21:21,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:21,357 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2019-11-28 00:21:21,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:21,358 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2019-11-28 00:21:21,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:21:21,359 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:21,359 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:21,359 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:21,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:21,360 INFO L82 PathProgramCache]: Analyzing trace with hash -622955081, now seen corresponding path program 1 times [2019-11-28 00:21:21,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:21,360 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718945935] [2019-11-28 00:21:21,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:21,502 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718945935] [2019-11-28 00:21:21,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:21,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:21,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598172856] [2019-11-28 00:21:21,503 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:21,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:21,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:21,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:21,504 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2019-11-28 00:21:21,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:21,582 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2019-11-28 00:21:21,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:21:21,583 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:21:21,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:21,585 INFO L225 Difference]: With dead ends: 103 [2019-11-28 00:21:21,585 INFO L226 Difference]: Without dead ends: 55 [2019-11-28 00:21:21,586 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 [2019-11-28 00:21:21,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-28 00:21:21,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-28 00:21:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-28 00:21:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2019-11-28 00:21:21,605 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2019-11-28 00:21:21,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:21,606 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2019-11-28 00:21:21,607 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2019-11-28 00:21:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 00:21:21,609 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:21,609 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:21,610 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:21,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:21,611 INFO L82 PathProgramCache]: Analyzing trace with hash -543801984, now seen corresponding path program 1 times [2019-11-28 00:21:21,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:21,611 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213282012] [2019-11-28 00:21:21,612 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:21,702 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213282012] [2019-11-28 00:21:21,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:21,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:21:21,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62954326] [2019-11-28 00:21:21,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:21,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:21,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:21,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,705 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2019-11-28 00:21:21,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:21,750 INFO L93 Difference]: Finished difference Result 125 states and 181 transitions. [2019-11-28 00:21:21,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:21,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 00:21:21,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:21,752 INFO L225 Difference]: With dead ends: 125 [2019-11-28 00:21:21,752 INFO L226 Difference]: Without dead ends: 77 [2019-11-28 00:21:21,753 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-11-28 00:21:21,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2019-11-28 00:21:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-28 00:21:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2019-11-28 00:21:21,771 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 26 [2019-11-28 00:21:21,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:21,771 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2019-11-28 00:21:21,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-11-28 00:21:21,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 00:21:21,773 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:21,773 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:21,773 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:21,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:21,776 INFO L82 PathProgramCache]: Analyzing trace with hash 433721006, now seen corresponding path program 1 times [2019-11-28 00:21:21,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:21,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611822656] [2019-11-28 00:21:21,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:21,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611822656] [2019-11-28 00:21:21,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:21,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:21:21,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229275706] [2019-11-28 00:21:21,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:21,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:21,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:21,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,858 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2019-11-28 00:21:21,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:21,907 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2019-11-28 00:21:21,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:21,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-11-28 00:21:21,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:21,909 INFO L225 Difference]: With dead ends: 194 [2019-11-28 00:21:21,909 INFO L226 Difference]: Without dead ends: 126 [2019-11-28 00:21:21,911 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:21,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-11-28 00:21:21,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2019-11-28 00:21:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-11-28 00:21:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 175 transitions. [2019-11-28 00:21:21,926 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 175 transitions. Word has length 32 [2019-11-28 00:21:21,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:21,927 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 175 transitions. [2019-11-28 00:21:21,927 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:21,927 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 175 transitions. [2019-11-28 00:21:21,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 00:21:21,928 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:21,928 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:21,929 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:21,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:21,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1020527020, now seen corresponding path program 1 times [2019-11-28 00:21:21,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:21,930 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132377376] [2019-11-28 00:21:21,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:22,042 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132377376] [2019-11-28 00:21:22,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:22,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:22,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557438756] [2019-11-28 00:21:22,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:22,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:22,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:22,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:22,050 INFO L87 Difference]: Start difference. First operand 124 states and 175 transitions. Second operand 5 states. [2019-11-28 00:21:22,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:22,210 INFO L93 Difference]: Finished difference Result 622 states and 885 transitions. [2019-11-28 00:21:22,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:21:22,211 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 00:21:22,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:22,215 INFO L225 Difference]: With dead ends: 622 [2019-11-28 00:21:22,216 INFO L226 Difference]: Without dead ends: 505 [2019-11-28 00:21:22,217 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:21:22,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2019-11-28 00:21:22,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 227. [2019-11-28 00:21:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-11-28 00:21:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 314 transitions. [2019-11-28 00:21:22,259 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 314 transitions. Word has length 32 [2019-11-28 00:21:22,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:22,260 INFO L462 AbstractCegarLoop]: Abstraction has 227 states and 314 transitions. [2019-11-28 00:21:22,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 314 transitions. [2019-11-28 00:21:22,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:21:22,265 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:22,265 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:22,268 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:22,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:22,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1020370484, now seen corresponding path program 1 times [2019-11-28 00:21:22,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:22,270 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354399418] [2019-11-28 00:21:22,273 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:22,355 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354399418] [2019-11-28 00:21:22,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:22,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:22,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262852955] [2019-11-28 00:21:22,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:22,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:22,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:22,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:22,362 INFO L87 Difference]: Start difference. First operand 227 states and 314 transitions. Second operand 5 states. [2019-11-28 00:21:22,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:22,544 INFO L93 Difference]: Finished difference Result 865 states and 1197 transitions. [2019-11-28 00:21:22,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 00:21:22,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 00:21:22,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:22,550 INFO L225 Difference]: With dead ends: 865 [2019-11-28 00:21:22,551 INFO L226 Difference]: Without dead ends: 645 [2019-11-28 00:21:22,552 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:21:22,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2019-11-28 00:21:22,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 225. [2019-11-28 00:21:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-11-28 00:21:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 308 transitions. [2019-11-28 00:21:22,585 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 308 transitions. Word has length 33 [2019-11-28 00:21:22,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:22,586 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 308 transitions. [2019-11-28 00:21:22,586 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:22,586 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 308 transitions. [2019-11-28 00:21:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 00:21:22,588 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:22,589 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:22,589 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:22,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:22,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1031669644, now seen corresponding path program 1 times [2019-11-28 00:21:22,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:22,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932745297] [2019-11-28 00:21:22,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:22,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:22,656 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932745297] [2019-11-28 00:21:22,657 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:22,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:22,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256852461] [2019-11-28 00:21:22,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:22,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:22,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:22,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:22,659 INFO L87 Difference]: Start difference. First operand 225 states and 308 transitions. Second operand 5 states. [2019-11-28 00:21:22,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:22,797 INFO L93 Difference]: Finished difference Result 609 states and 825 transitions. [2019-11-28 00:21:22,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:21:22,799 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-11-28 00:21:22,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:22,803 INFO L225 Difference]: With dead ends: 609 [2019-11-28 00:21:22,804 INFO L226 Difference]: Without dead ends: 391 [2019-11-28 00:21:22,805 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 [2019-11-28 00:21:22,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2019-11-28 00:21:22,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 243. [2019-11-28 00:21:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2019-11-28 00:21:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 326 transitions. [2019-11-28 00:21:22,846 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 326 transitions. Word has length 36 [2019-11-28 00:21:22,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:22,846 INFO L462 AbstractCegarLoop]: Abstraction has 243 states and 326 transitions. [2019-11-28 00:21:22,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2019-11-28 00:21:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 00:21:22,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:22,849 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:22,849 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:22,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:22,850 INFO L82 PathProgramCache]: Analyzing trace with hash 20552394, now seen corresponding path program 1 times [2019-11-28 00:21:22,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:22,851 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316758291] [2019-11-28 00:21:22,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:22,916 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316758291] [2019-11-28 00:21:22,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:22,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:21:22,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116843191] [2019-11-28 00:21:22,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 00:21:22,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:22,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 00:21:22,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:21:22,920 INFO L87 Difference]: Start difference. First operand 243 states and 326 transitions. Second operand 4 states. [2019-11-28 00:21:23,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:23,038 INFO L93 Difference]: Finished difference Result 512 states and 682 transitions. [2019-11-28 00:21:23,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 00:21:23,039 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-11-28 00:21:23,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:23,041 INFO L225 Difference]: With dead ends: 512 [2019-11-28 00:21:23,041 INFO L226 Difference]: Without dead ends: 276 [2019-11-28 00:21:23,042 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:23,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2019-11-28 00:21:23,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 204. [2019-11-28 00:21:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-11-28 00:21:23,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2019-11-28 00:21:23,064 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 36 [2019-11-28 00:21:23,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:23,065 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2019-11-28 00:21:23,065 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 00:21:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2019-11-28 00:21:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 00:21:23,066 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:23,067 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:23,067 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:23,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:23,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1819972552, now seen corresponding path program 1 times [2019-11-28 00:21:23,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:23,068 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615834921] [2019-11-28 00:21:23,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:23,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:23,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615834921] [2019-11-28 00:21:23,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:23,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 00:21:23,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616035341] [2019-11-28 00:21:23,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:21:23,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:23,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:21:23,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:21:23,133 INFO L87 Difference]: Start difference. First operand 204 states and 267 transitions. Second operand 6 states. [2019-11-28 00:21:23,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:23,375 INFO L93 Difference]: Finished difference Result 615 states and 805 transitions. [2019-11-28 00:21:23,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 00:21:23,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-11-28 00:21:23,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:23,378 INFO L225 Difference]: With dead ends: 615 [2019-11-28 00:21:23,378 INFO L226 Difference]: Without dead ends: 418 [2019-11-28 00:21:23,379 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-28 00:21:23,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2019-11-28 00:21:23,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 204. [2019-11-28 00:21:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-11-28 00:21:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 262 transitions. [2019-11-28 00:21:23,405 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 262 transitions. Word has length 37 [2019-11-28 00:21:23,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:23,405 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 262 transitions. [2019-11-28 00:21:23,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:21:23,406 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 262 transitions. [2019-11-28 00:21:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 00:21:23,407 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:23,407 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, 1, 1] [2019-11-28 00:21:23,408 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:23,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:23,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1973086569, now seen corresponding path program 1 times [2019-11-28 00:21:23,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:23,408 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933953746] [2019-11-28 00:21:23,409 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 00:21:23,503 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933953746] [2019-11-28 00:21:23,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:23,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 00:21:23,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127755420] [2019-11-28 00:21:23,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 00:21:23,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:23,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 00:21:23,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:21:23,506 INFO L87 Difference]: Start difference. First operand 204 states and 262 transitions. Second operand 7 states. [2019-11-28 00:21:23,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:23,638 INFO L93 Difference]: Finished difference Result 516 states and 678 transitions. [2019-11-28 00:21:23,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:21:23,639 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-11-28 00:21:23,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:23,641 INFO L225 Difference]: With dead ends: 516 [2019-11-28 00:21:23,641 INFO L226 Difference]: Without dead ends: 369 [2019-11-28 00:21:23,644 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-28 00:21:23,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-11-28 00:21:23,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 210. [2019-11-28 00:21:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2019-11-28 00:21:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 268 transitions. [2019-11-28 00:21:23,668 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 268 transitions. Word has length 58 [2019-11-28 00:21:23,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:23,669 INFO L462 AbstractCegarLoop]: Abstraction has 210 states and 268 transitions. [2019-11-28 00:21:23,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 00:21:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 268 transitions. [2019-11-28 00:21:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-28 00:21:23,671 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:23,671 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, 1, 1] [2019-11-28 00:21:23,671 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:23,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:23,672 INFO L82 PathProgramCache]: Analyzing trace with hash 2063715289, now seen corresponding path program 1 times [2019-11-28 00:21:23,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:23,673 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181670931] [2019-11-28 00:21:23,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:23,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181670931] [2019-11-28 00:21:23,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:23,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:21:23,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541561348] [2019-11-28 00:21:23,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:21:23,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:23,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:21:23,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:23,741 INFO L87 Difference]: Start difference. First operand 210 states and 268 transitions. Second operand 3 states. [2019-11-28 00:21:23,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:23,793 INFO L93 Difference]: Finished difference Result 331 states and 425 transitions. [2019-11-28 00:21:23,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:21:23,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-11-28 00:21:23,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:23,796 INFO L225 Difference]: With dead ends: 331 [2019-11-28 00:21:23,796 INFO L226 Difference]: Without dead ends: 329 [2019-11-28 00:21:23,797 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:21:23,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2019-11-28 00:21:23,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 236. [2019-11-28 00:21:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2019-11-28 00:21:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 307 transitions. [2019-11-28 00:21:23,825 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 307 transitions. Word has length 58 [2019-11-28 00:21:23,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:23,825 INFO L462 AbstractCegarLoop]: Abstraction has 236 states and 307 transitions. [2019-11-28 00:21:23,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:21:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 307 transitions. [2019-11-28 00:21:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-28 00:21:23,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:23,826 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:23,827 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:23,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:23,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1544417178, now seen corresponding path program 1 times [2019-11-28 00:21:23,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:23,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915504942] [2019-11-28 00:21:23,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 00:21:24,015 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915504942] [2019-11-28 00:21:24,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:24,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:21:24,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024224297] [2019-11-28 00:21:24,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:21:24,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:24,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:21:24,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:21:24,017 INFO L87 Difference]: Start difference. First operand 236 states and 307 transitions. Second operand 5 states. [2019-11-28 00:21:24,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:24,195 INFO L93 Difference]: Finished difference Result 589 states and 784 transitions. [2019-11-28 00:21:24,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:21:24,196 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2019-11-28 00:21:24,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:24,199 INFO L225 Difference]: With dead ends: 589 [2019-11-28 00:21:24,199 INFO L226 Difference]: Without dead ends: 410 [2019-11-28 00:21:24,200 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:21:24,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2019-11-28 00:21:24,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 269. [2019-11-28 00:21:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-11-28 00:21:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 350 transitions. [2019-11-28 00:21:24,235 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 350 transitions. Word has length 82 [2019-11-28 00:21:24,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:24,235 INFO L462 AbstractCegarLoop]: Abstraction has 269 states and 350 transitions. [2019-11-28 00:21:24,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:21:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 350 transitions. [2019-11-28 00:21:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-28 00:21:24,237 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:24,237 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:24,238 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:24,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:24,238 INFO L82 PathProgramCache]: Analyzing trace with hash 523348824, now seen corresponding path program 1 times [2019-11-28 00:21:24,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:24,243 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340790436] [2019-11-28 00:21:24,243 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:24,344 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:24,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340790436] [2019-11-28 00:21:24,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300223491] [2019-11-28 00:21:24,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:21:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:24,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 00:21:24,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 00:21:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:21:24,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 00:21:24,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2019-11-28 00:21:24,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118139374] [2019-11-28 00:21:24,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 00:21:24,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:24,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 00:21:24,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:21:24,546 INFO L87 Difference]: Start difference. First operand 269 states and 350 transitions. Second operand 4 states. [2019-11-28 00:21:24,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:24,670 INFO L93 Difference]: Finished difference Result 559 states and 728 transitions. [2019-11-28 00:21:24,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 00:21:24,671 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 82 [2019-11-28 00:21:24,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:24,673 INFO L225 Difference]: With dead ends: 559 [2019-11-28 00:21:24,673 INFO L226 Difference]: Without dead ends: 294 [2019-11-28 00:21:24,674 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:21:24,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-28 00:21:24,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 274. [2019-11-28 00:21:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2019-11-28 00:21:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 342 transitions. [2019-11-28 00:21:24,723 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 342 transitions. Word has length 82 [2019-11-28 00:21:24,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:24,723 INFO L462 AbstractCegarLoop]: Abstraction has 274 states and 342 transitions. [2019-11-28 00:21:24,723 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 00:21:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 342 transitions. [2019-11-28 00:21:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-28 00:21:24,730 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:21:24,730 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:21:24,936 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:21:24,936 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:21:24,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:21:24,937 INFO L82 PathProgramCache]: Analyzing trace with hash 60063416, now seen corresponding path program 2 times [2019-11-28 00:21:24,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:21:24,938 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938735826] [2019-11-28 00:21:24,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:21:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:21:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-28 00:21:25,053 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938735826] [2019-11-28 00:21:25,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:21:25,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 00:21:25,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329533118] [2019-11-28 00:21:25,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:21:25,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:21:25,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:21:25,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:21:25,055 INFO L87 Difference]: Start difference. First operand 274 states and 342 transitions. Second operand 6 states. [2019-11-28 00:21:25,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:21:25,315 INFO L93 Difference]: Finished difference Result 630 states and 789 transitions. [2019-11-28 00:21:25,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:21:25,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-11-28 00:21:25,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:21:25,316 INFO L225 Difference]: With dead ends: 630 [2019-11-28 00:21:25,316 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:21:25,317 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:21:25,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:21:25,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:21:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:21:25,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:21:25,318 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 83 [2019-11-28 00:21:25,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:21:25,318 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:21:25,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:21:25,318 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:21:25,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:21:25,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:21:25,922 WARN L192 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 149 [2019-11-28 00:21:26,098 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 127 [2019-11-28 00:21:26,239 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 103 [2019-11-28 00:21:26,431 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 129 [2019-11-28 00:21:26,674 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2019-11-28 00:21:26,965 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 123 [2019-11-28 00:21:27,198 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 123 [2019-11-28 00:21:27,477 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 137 [2019-11-28 00:21:27,584 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 132 [2019-11-28 00:21:27,759 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-11-28 00:21:28,594 WARN L192 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 29 [2019-11-28 00:21:28,723 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 24 [2019-11-28 00:21:29,194 WARN L192 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2019-11-28 00:21:29,661 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 31 [2019-11-28 00:21:30,387 WARN L192 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 34 [2019-11-28 00:21:30,502 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 23 [2019-11-28 00:21:31,132 WARN L192 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2019-11-28 00:21:31,316 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2019-11-28 00:21:31,887 WARN L192 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 34 [2019-11-28 00:21:32,449 WARN L192 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 34 [2019-11-28 00:21:32,627 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 29 [2019-11-28 00:21:33,365 WARN L192 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 28 [2019-11-28 00:21:33,870 WARN L192 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 36 [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L531(lines 530 577) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L994(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L994-1(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L994-2(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L796-2(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L796-3(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L631(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,895 INFO L246 CegarLoopResult]: For program point L796-5(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L631-1(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L796-6(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L631-2(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L532(lines 532 536) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L631-3(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L796-8(lines 796 800) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L631-4(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,896 INFO L246 CegarLoopResult]: For program point L631-5(lines 631 648) no Hoare annotation was computed. [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136-1(lines 127 140) the Hoare annotation is: (let ((.cse5 (= 1 ~methaneLevelCritical~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse0 .cse1 .cse9 .cse8 .cse3 .cse4 .cse6))) [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136-3(lines 127 140) the Hoare annotation is: false [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-11-28 00:21:33,897 INFO L242 CegarLoopResult]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-11-28 00:21:33,898 INFO L242 CegarLoopResult]: At program point L599(lines 598 617) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2019-11-28 00:21:33,898 INFO L246 CegarLoopResult]: For program point L599-1(lines 599 605) no Hoare annotation was computed. [2019-11-28 00:21:33,898 INFO L242 CegarLoopResult]: At program point L599-2(lines 598 617) the Hoare annotation is: false [2019-11-28 00:21:33,898 INFO L242 CegarLoopResult]: At program point L599-3(lines 598 617) the Hoare annotation is: false [2019-11-28 00:21:33,898 INFO L246 CegarLoopResult]: For program point L568(lines 568 572) no Hoare annotation was computed. [2019-11-28 00:21:33,898 INFO L242 CegarLoopResult]: At program point L568-2(lines 599 605) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse4 .cse5 .cse7))) [2019-11-28 00:21:33,899 INFO L246 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:21:33,899 INFO L242 CegarLoopResult]: At program point L833-1(lines 1 997) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~waterLevel~0) .cse2 .cse3 .cse4 (= 1 ~methaneLevelCritical~0) .cse5) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse1 .cse6 (<= 2 ~waterLevel~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 (= 1 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2019-11-28 00:21:33,899 INFO L246 CegarLoopResult]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:21:33,899 INFO L242 CegarLoopResult]: At program point L833-3(lines 1 997) the Hoare annotation is: false [2019-11-28 00:21:33,899 INFO L246 CegarLoopResult]: For program point L833-4(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:21:33,899 INFO L242 CegarLoopResult]: At program point L833-5(lines 1 997) the Hoare annotation is: false [2019-11-28 00:21:33,899 INFO L246 CegarLoopResult]: For program point L635(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,899 INFO L246 CegarLoopResult]: For program point L635-1(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,900 INFO L246 CegarLoopResult]: For program point L635-2(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,900 INFO L246 CegarLoopResult]: For program point L635-3(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,900 INFO L246 CegarLoopResult]: For program point L635-4(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,900 INFO L246 CegarLoopResult]: For program point L635-5(lines 635 643) no Hoare annotation was computed. [2019-11-28 00:21:33,900 INFO L242 CegarLoopResult]: At program point L802(lines 787 805) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~8)) (.cse2 (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|))) (.cse3 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse5 (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~2))) (.cse6 (<= 1 ~waterLevel~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methaneLevelCritical~0) .cse4 .cse5 .cse6 .cse7 .cse8))) [2019-11-28 00:21:33,900 INFO L242 CegarLoopResult]: At program point L802-1(lines 787 805) the Hoare annotation is: false [2019-11-28 00:21:33,900 INFO L242 CegarLoopResult]: At program point L802-2(lines 787 805) the Hoare annotation is: false [2019-11-28 00:21:33,900 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,901 INFO L246 CegarLoopResult]: For program point L837(lines 837 847) no Hoare annotation was computed. [2019-11-28 00:21:33,901 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 847) no Hoare annotation was computed. [2019-11-28 00:21:33,901 INFO L246 CegarLoopResult]: For program point L837-4(lines 837 847) no Hoare annotation was computed. [2019-11-28 00:21:33,901 INFO L242 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)))) [2019-11-28 00:21:33,901 INFO L242 CegarLoopResult]: At program point L606-1(lines 606 612) the Hoare annotation is: false [2019-11-28 00:21:33,901 INFO L246 CegarLoopResult]: For program point L540(lines 540 546) no Hoare annotation was computed. [2019-11-28 00:21:33,901 INFO L242 CegarLoopResult]: At program point L606-2(lines 606 612) the Hoare annotation is: false [2019-11-28 00:21:33,901 INFO L242 CegarLoopResult]: At program point L540-1(lines 540 546) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0) .cse6) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse1 .cse7 (<= 2 ~waterLevel~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5 .cse6))) [2019-11-28 00:21:33,902 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-11-28 00:21:33,902 INFO L246 CegarLoopResult]: For program point L838(lines 838 844) no Hoare annotation was computed. [2019-11-28 00:21:33,902 INFO L242 CegarLoopResult]: At program point L904-2(lines 904 918) the Hoare annotation is: false [2019-11-28 00:21:33,902 INFO L246 CegarLoopResult]: For program point L838-2(lines 838 844) no Hoare annotation was computed. [2019-11-28 00:21:33,902 INFO L246 CegarLoopResult]: For program point L838-4(lines 838 844) no Hoare annotation was computed. [2019-11-28 00:21:33,902 INFO L246 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2019-11-28 00:21:33,902 INFO L242 CegarLoopResult]: At program point L146(lines 141 149) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0)))) [2019-11-28 00:21:33,902 INFO L242 CegarLoopResult]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-11-28 00:21:33,902 INFO L242 CegarLoopResult]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L908(lines 908 912) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L908-1(lines 599 605) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L242 CegarLoopResult]: At program point L578(lines 529 579) the Hoare annotation is: false [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-2(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-3(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-5(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-6(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-8(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,903 INFO L246 CegarLoopResult]: For program point L777-9(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L777-11(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L777-12(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L777-14(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L777-15(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L777-17(lines 777 781) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L976(lines 976 983) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L249 CegarLoopResult]: At program point L976-1(lines 976 983) the Hoare annotation is: true [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:21:33,904 INFO L246 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:21:33,905 INFO L246 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:21:33,905 INFO L242 CegarLoopResult]: At program point L880(lines 1 997) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-28 00:21:33,905 INFO L246 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:21:33,905 INFO L246 CegarLoopResult]: For program point L550(lines 550 556) no Hoare annotation was computed. [2019-11-28 00:21:33,905 INFO L242 CegarLoopResult]: At program point L550-1(lines 550 556) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse4 .cse5 .cse7))) [2019-11-28 00:21:33,905 INFO L242 CegarLoopResult]: At program point L783(lines 768 786) the Hoare annotation is: false [2019-11-28 00:21:33,905 INFO L242 CegarLoopResult]: At program point L783-1(lines 768 786) the Hoare annotation is: (let ((.cse8 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse7 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse10 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse9 .cse10 .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse0 .cse1 .cse9 .cse10 .cse3 .cse4 .cse6 .cse5))) [2019-11-28 00:21:33,905 INFO L242 CegarLoopResult]: At program point L783-2(lines 768 786) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L783-3(lines 768 786) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L783-4(lines 768 786) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L783-5(lines 768 786) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5))) [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse6 .cse7) (and .cse0 .cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 .cse7 (= 1 ~methaneLevelCritical~0)))) [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,906 INFO L242 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L91-6(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L91-7(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L91-8(lines 86 94) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L719(lines 712 722) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L719-1(lines 712 722) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse4 .cse5 (= 1 ~methaneLevelCritical~0)))) [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L719-2(lines 712 722) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L719-3(lines 712 722) the Hoare annotation is: false [2019-11-28 00:21:33,907 INFO L242 CegarLoopResult]: At program point L719-4(lines 712 722) the Hoare annotation is: false [2019-11-28 00:21:33,908 INFO L242 CegarLoopResult]: At program point L719-5(lines 712 722) the Hoare annotation is: false [2019-11-28 00:21:33,908 INFO L249 CegarLoopResult]: At program point L985(lines 966 988) the Hoare annotation is: true [2019-11-28 00:21:33,908 INFO L242 CegarLoopResult]: At program point L952(lines 948 954) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-28 00:21:33,908 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:21:33,908 INFO L242 CegarLoopResult]: At program point L888(lines 883 891) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-28 00:21:33,908 INFO L242 CegarLoopResult]: At program point L822(lines 817 824) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-28 00:21:33,908 INFO L246 CegarLoopResult]: For program point L657(lines 657 674) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L657-1(lines 657 674) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L657-2(lines 657 674) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L560(lines 560 573) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,909 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L694(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-11-28 00:21:33,910 INFO L246 CegarLoopResult]: For program point L694-2(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L661-1(lines 661 669) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L694-4(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L694-6(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L694-8(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L246 CegarLoopResult]: For program point L694-10(lines 694 700) no Hoare annotation was computed. [2019-11-28 00:21:33,911 INFO L242 CegarLoopResult]: At program point L728(lines 723 731) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-11-28 00:21:33,912 INFO L242 CegarLoopResult]: At program point L728-1(lines 723 731) the Hoare annotation is: false [2019-11-28 00:21:33,912 INFO L242 CegarLoopResult]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2019-11-28 00:21:33,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:21:33 BoogieIcfgContainer [2019-11-28 00:21:33,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:21:33,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:21:33,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:21:33,950 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:21:33,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:21:20" (3/4) ... [2019-11-28 00:21:33,954 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:21:33,977 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:21:33,978 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:21:33,980 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:21:33,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:21:33,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:21:33,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:21:33,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:21:34,020 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-28 00:21:34,021 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-28 00:21:34,021 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-28 00:21:34,021 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((((\result == 1 && tmp == 0) && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-28 00:21:34,022 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((((\result == 1 && tmp == 0) && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-28 00:21:34,022 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-28 00:21:34,023 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-28 00:21:34,023 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:21:34,024 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:21:34,025 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:21:34,026 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((\result == 1 && tmp == 1) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-28 00:21:34,026 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter) || (((((((\result == 1 && \result == 1) && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:21:34,027 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && \result == 0) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-11-28 00:21:34,027 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 0 == tmp) && !(0 == \result)) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((\result == 1 && 0 == tmp) && !(0 == \result)) && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:21:34,028 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter) || ((((((((0 == \result && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && 0 == tmp___0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((0 == \result && \result == 1) && tmp == 1) && 0 == tmp___0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:21:34,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-11-28 00:21:34,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && 1 == \result) && pumpRunning == 0) && 1 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:21:34,137 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:21:34,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:21:34,139 INFO L168 Benchmark]: Toolchain (without parser) took 15510.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.1 MB). Free memory was 956.3 MB in the beginning and 834.6 MB in the end (delta: 121.7 MB). Peak memory consumption was 500.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,139 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:21:34,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,140 INFO L168 Benchmark]: Boogie Preprocessor took 53.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:21:34,141 INFO L168 Benchmark]: RCFGBuilder took 1122.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,141 INFO L168 Benchmark]: TraceAbstraction took 13383.87 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.9 MB). Free memory was 1.0 GB in the beginning and 846.3 MB in the end (delta: 169.9 MB). Peak memory consumption was 434.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,142 INFO L168 Benchmark]: Witness Printer took 188.24 ms. Allocated memory is still 1.4 GB. Free memory was 846.3 MB in the beginning and 834.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:21:34,144 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 669.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1122.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13383.87 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.9 MB). Free memory was 1.0 GB in the beginning and 846.3 MB in the end (delta: 169.9 MB). Peak memory consumption was 434.9 MB. Max. memory is 11.5 GB. * Witness Printer took 188.24 ms. Allocated memory is still 1.4 GB. Free memory was 846.3 MB in the beginning and 834.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: 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: 86]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((\result == 1 && tmp == 1) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((((\result == 1 && tmp == 0) && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter) || ((((((((0 == \result && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && 0 == tmp___0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((((0 == \result && \result == 1) && tmp == 1) && 0 == tmp___0) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && \result == 0) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter) || (((((((\result == 1 && \result == 1) && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 1 == methaneLevelCritical) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((((\result == 1 && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 0 == tmp) && !(0 == \result)) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((\result == 1 && 0 == tmp) && !(0 == \result)) && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == tmp___0)) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((((\result == 1 && tmp == 1) && 2 <= waterLevel) && 1 == \result) && pumpRunning == 0) && 1 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && tmp == 1) && 1 == \result) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((((((((\result == 1 && tmp == 0) && tmp == 1) && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 <= waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 139 locations, 3 error locations. Result: SAFE, OverallTime: 4.6s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, HoareTripleCheckerStatistics: 1697 SDtfs, 2199 SDslu, 2568 SDs, 0 SdLazy, 369 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=274occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 1549 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 189 NumberOfFragments, 1154 HoareAnnotationTreeSize, 56 FomulaSimplifications, 3199265 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 519812 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 738 NumberOfCodeBlocks, 738 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 722 ConstructedInterpolants, 0 QuantifiedInterpolants, 76723 SizeOfPredicates, 1 NumberOfNonLiveVariables, 498 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 211/237 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...