./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product54.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_spec3_product54.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 59e8ffce74c1b6945f19c84278937c63a4a3dd33 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:22:04,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:22:04,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:22:04,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:22:04,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:22:04,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:22:04,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:22:04,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:22:04,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:22:04,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:22:04,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:22:04,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:22:04,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:22:04,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:22:04,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:22:04,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:22:04,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:22:04,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:22:04,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:22:04,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:22:04,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:22:04,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:22:04,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:22:04,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:22:04,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:22:04,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:22:04,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:22:04,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:22:04,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:22:04,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:22:04,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:22:04,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:22:04,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:22:04,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:22:04,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:22:04,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:22:04,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:22:04,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:22:04,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:22:04,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:22:04,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:22:04,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:22:04,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:22:04,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:22:04,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:22:04,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:22:04,688 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:22:04,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:22:04,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:22:04,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:22:04,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:22:04,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:22:04,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:22:04,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:22:04,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:22:04,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:22:04,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:22:04,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:22:04,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:22:04,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:22:04,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:22:04,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:22:04,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:22:04,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:04,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:22:04,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:22:04,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:22:04,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:22:04,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:22:04,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:22:04,696 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 -> 59e8ffce74c1b6945f19c84278937c63a4a3dd33 [2019-11-28 00:22:05,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:22:05,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:22:05,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:22:05,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:22:05,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:22:05,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2019-11-28 00:22:05,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717db8986/9ecaa9c05c8e468798e1519550258af4/FLAG1c24b3f3e [2019-11-28 00:22:05,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:22:05,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2019-11-28 00:22:05,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717db8986/9ecaa9c05c8e468798e1519550258af4/FLAG1c24b3f3e [2019-11-28 00:22:05,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717db8986/9ecaa9c05c8e468798e1519550258af4 [2019-11-28 00:22:05,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:22:05,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:22:05,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:05,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:22:05,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:22:05,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:05" (1/1) ... [2019-11-28 00:22:05,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@573c7019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:05, skipping insertion in model container [2019-11-28 00:22:05,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:05" (1/1) ... [2019-11-28 00:22:05,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:22:06,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:22:06,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:06,521 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:22:06,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:06,650 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:22:06,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06 WrapperNode [2019-11-28 00:22:06,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:06,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:06,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:22:06,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:22:06,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:06,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:22:06,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:22:06,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:22:06,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (1/1) ... [2019-11-28 00:22:06,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:22:06,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:22:06,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:22:06,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:22:06,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (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 00:22:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:22:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:22:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:22:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:22:08,139 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:22:08,140 INFO L297 CfgBuilder]: Removed 284 assume(true) statements. [2019-11-28 00:22:08,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:08 BoogieIcfgContainer [2019-11-28 00:22:08,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:22:08,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:22:08,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:22:08,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:22:08,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:22:05" (1/3) ... [2019-11-28 00:22:08,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa9b392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:08, skipping insertion in model container [2019-11-28 00:22:08,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:06" (2/3) ... [2019-11-28 00:22:08,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa9b392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:08, skipping insertion in model container [2019-11-28 00:22:08,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:08" (3/3) ... [2019-11-28 00:22:08,152 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2019-11-28 00:22:08,163 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:22:08,174 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:22:08,196 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:22:08,240 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:22:08,241 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:22:08,241 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:22:08,241 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:22:08,242 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:22:08,242 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:22:08,242 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:22:08,243 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:22:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-11-28 00:22:08,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:22:08,281 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:08,283 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 00:22:08,284 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:08,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:08,291 INFO L82 PathProgramCache]: Analyzing trace with hash 60762052, now seen corresponding path program 1 times [2019-11-28 00:22:08,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:08,304 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536289017] [2019-11-28 00:22:08,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:08,579 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 00:22:08,580 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536289017] [2019-11-28 00:22:08,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:08,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:08,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633083562] [2019-11-28 00:22:08,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:22:08,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:08,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:22:08,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:08,607 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-11-28 00:22:08,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:08,665 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2019-11-28 00:22:08,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:22:08,667 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:22:08,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:08,682 INFO L225 Difference]: With dead ends: 384 [2019-11-28 00:22:08,682 INFO L226 Difference]: Without dead ends: 191 [2019-11-28 00:22:08,687 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 00:22:08,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-11-28 00:22:08,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2019-11-28 00:22:08,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-11-28 00:22:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2019-11-28 00:22:08,746 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2019-11-28 00:22:08,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:08,747 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2019-11-28 00:22:08,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:22:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2019-11-28 00:22:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:22:08,749 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:08,749 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 00:22:08,749 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:08,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:08,750 INFO L82 PathProgramCache]: Analyzing trace with hash -850268701, now seen corresponding path program 1 times [2019-11-28 00:22:08,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:08,751 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065587654] [2019-11-28 00:22:08,751 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:08,931 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 00:22:08,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065587654] [2019-11-28 00:22:08,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:08,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:08,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338939397] [2019-11-28 00:22:08,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:08,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:08,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:08,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:08,935 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2019-11-28 00:22:08,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:08,963 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2019-11-28 00:22:08,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:08,964 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:22:08,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:08,966 INFO L225 Difference]: With dead ends: 191 [2019-11-28 00:22:08,966 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 00:22:08,968 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 00:22:08,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 00:22:08,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 00:22:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 00:22:08,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-11-28 00:22:08,977 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2019-11-28 00:22:08,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:08,978 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-11-28 00:22:08,978 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-11-28 00:22:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:22:08,979 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:08,980 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 00:22:08,980 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:08,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:08,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2019-11-28 00:22:08,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:08,982 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582660209] [2019-11-28 00:22:08,982 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:09,076 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 00:22:09,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582660209] [2019-11-28 00:22:09,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:09,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:09,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89680688] [2019-11-28 00:22:09,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:09,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:09,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:09,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:09,079 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2019-11-28 00:22:09,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:09,124 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2019-11-28 00:22:09,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:09,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-28 00:22:09,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:09,128 INFO L225 Difference]: With dead ends: 140 [2019-11-28 00:22:09,128 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 00:22:09,129 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 00:22:09,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 00:22:09,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 00:22:09,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 00:22:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2019-11-28 00:22:09,141 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2019-11-28 00:22:09,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:09,142 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2019-11-28 00:22:09,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:09,147 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2019-11-28 00:22:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-28 00:22:09,149 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:09,149 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] [2019-11-28 00:22:09,149 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:09,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:09,150 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2019-11-28 00:22:09,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:09,150 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83094308] [2019-11-28 00:22:09,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:09,234 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 00:22:09,237 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83094308] [2019-11-28 00:22:09,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:09,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:09,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748233663] [2019-11-28 00:22:09,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:09,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:09,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:09,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:09,239 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2019-11-28 00:22:09,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:09,308 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-28 00:22:09,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:09,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-11-28 00:22:09,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:09,310 INFO L225 Difference]: With dead ends: 151 [2019-11-28 00:22:09,311 INFO L226 Difference]: Without dead ends: 84 [2019-11-28 00:22:09,312 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 00:22:09,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-11-28 00:22:09,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2019-11-28 00:22:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-11-28 00:22:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2019-11-28 00:22:09,322 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2019-11-28 00:22:09,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:09,322 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2019-11-28 00:22:09,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-11-28 00:22:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:22:09,324 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:09,324 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 00:22:09,324 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:09,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:09,325 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2019-11-28 00:22:09,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:09,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361199687] [2019-11-28 00:22:09,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:09,403 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 00:22:09,404 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361199687] [2019-11-28 00:22:09,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:09,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:09,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146998881] [2019-11-28 00:22:09,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:09,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:09,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:09,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:09,408 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2019-11-28 00:22:09,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:09,512 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2019-11-28 00:22:09,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:22:09,513 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 00:22:09,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:09,514 INFO L225 Difference]: With dead ends: 216 [2019-11-28 00:22:09,514 INFO L226 Difference]: Without dead ends: 140 [2019-11-28 00:22:09,515 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 00:22:09,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-11-28 00:22:09,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2019-11-28 00:22:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-11-28 00:22:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2019-11-28 00:22:09,527 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2019-11-28 00:22:09,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:09,528 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2019-11-28 00:22:09,528 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:09,528 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2019-11-28 00:22:09,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 00:22:09,529 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:09,530 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 00:22:09,530 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:09,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:09,531 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2019-11-28 00:22:09,531 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:09,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968383318] [2019-11-28 00:22:09,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:09,627 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 00:22:09,628 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968383318] [2019-11-28 00:22:09,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:09,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:09,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012645497] [2019-11-28 00:22:09,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:09,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:09,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:09,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:09,633 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2019-11-28 00:22:09,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:09,784 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2019-11-28 00:22:09,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:09,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 00:22:09,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:09,787 INFO L225 Difference]: With dead ends: 444 [2019-11-28 00:22:09,788 INFO L226 Difference]: Without dead ends: 359 [2019-11-28 00:22:09,789 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:09,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2019-11-28 00:22:09,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2019-11-28 00:22:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-11-28 00:22:09,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2019-11-28 00:22:09,809 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2019-11-28 00:22:09,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:09,809 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2019-11-28 00:22:09,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:09,810 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2019-11-28 00:22:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 00:22:09,811 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:09,811 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:09,812 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:09,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:09,813 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2019-11-28 00:22:09,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:09,813 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737824114] [2019-11-28 00:22:09,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:09,922 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 00:22:09,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737824114] [2019-11-28 00:22:09,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:09,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:09,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753920249] [2019-11-28 00:22:09,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:09,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:09,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:09,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:09,925 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 5 states. [2019-11-28 00:22:10,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:10,097 INFO L93 Difference]: Finished difference Result 669 states and 929 transitions. [2019-11-28 00:22:10,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:10,098 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-28 00:22:10,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:10,102 INFO L225 Difference]: With dead ends: 669 [2019-11-28 00:22:10,102 INFO L226 Difference]: Without dead ends: 584 [2019-11-28 00:22:10,103 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:10,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2019-11-28 00:22:10,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 216. [2019-11-28 00:22:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-11-28 00:22:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2019-11-28 00:22:10,130 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2019-11-28 00:22:10,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:10,131 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2019-11-28 00:22:10,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2019-11-28 00:22:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 00:22:10,133 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:10,133 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:10,134 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:10,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:10,134 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2019-11-28 00:22:10,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:10,135 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110628234] [2019-11-28 00:22:10,135 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:10,183 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 00:22:10,183 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110628234] [2019-11-28 00:22:10,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:10,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:10,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140970218] [2019-11-28 00:22:10,184 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 00:22:10,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:10,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 00:22:10,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 00:22:10,186 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 4 states. [2019-11-28 00:22:10,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:10,281 INFO L93 Difference]: Finished difference Result 533 states and 729 transitions. [2019-11-28 00:22:10,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:10,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-28 00:22:10,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:10,284 INFO L225 Difference]: With dead ends: 533 [2019-11-28 00:22:10,284 INFO L226 Difference]: Without dead ends: 369 [2019-11-28 00:22:10,285 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 00:22:10,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-11-28 00:22:10,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 207. [2019-11-28 00:22:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-28 00:22:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 279 transitions. [2019-11-28 00:22:10,308 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 279 transitions. Word has length 34 [2019-11-28 00:22:10,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:10,309 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 279 transitions. [2019-11-28 00:22:10,309 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 00:22:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 279 transitions. [2019-11-28 00:22:10,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 00:22:10,311 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:10,311 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:10,311 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:10,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:10,312 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2019-11-28 00:22:10,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:10,313 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894039717] [2019-11-28 00:22:10,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:10,449 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 00:22:10,451 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894039717] [2019-11-28 00:22:10,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:10,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 00:22:10,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424540164] [2019-11-28 00:22:10,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:10,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:10,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:10,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:10,454 INFO L87 Difference]: Start difference. First operand 207 states and 279 transitions. Second operand 6 states. [2019-11-28 00:22:10,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:10,690 INFO L93 Difference]: Finished difference Result 568 states and 782 transitions. [2019-11-28 00:22:10,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 00:22:10,690 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-11-28 00:22:10,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:10,694 INFO L225 Difference]: With dead ends: 568 [2019-11-28 00:22:10,694 INFO L226 Difference]: Without dead ends: 367 [2019-11-28 00:22:10,695 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-11-28 00:22:10,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2019-11-28 00:22:10,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 175. [2019-11-28 00:22:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 00:22:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 229 transitions. [2019-11-28 00:22:10,715 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 229 transitions. Word has length 34 [2019-11-28 00:22:10,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:10,716 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 229 transitions. [2019-11-28 00:22:10,716 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 229 transitions. [2019-11-28 00:22:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 00:22:10,716 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:10,717 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:10,717 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:10,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:10,717 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2019-11-28 00:22:10,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:10,718 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137712958] [2019-11-28 00:22:10,718 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:10,770 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 00:22:10,771 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137712958] [2019-11-28 00:22:10,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:10,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 00:22:10,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448584821] [2019-11-28 00:22:10,772 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:10,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:10,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:10,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:10,773 INFO L87 Difference]: Start difference. First operand 175 states and 229 transitions. Second operand 6 states. [2019-11-28 00:22:10,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:10,875 INFO L93 Difference]: Finished difference Result 480 states and 634 transitions. [2019-11-28 00:22:10,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 00:22:10,875 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-11-28 00:22:10,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:10,878 INFO L225 Difference]: With dead ends: 480 [2019-11-28 00:22:10,878 INFO L226 Difference]: Without dead ends: 311 [2019-11-28 00:22:10,878 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:22:10,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-11-28 00:22:10,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 175. [2019-11-28 00:22:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 00:22:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 226 transitions. [2019-11-28 00:22:10,899 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 226 transitions. Word has length 34 [2019-11-28 00:22:10,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:10,899 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 226 transitions. [2019-11-28 00:22:10,899 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 226 transitions. [2019-11-28 00:22:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-28 00:22:10,900 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:10,900 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:10,901 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:10,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:10,901 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2019-11-28 00:22:10,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:10,901 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981464314] [2019-11-28 00:22:10,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:10,953 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 00:22:10,954 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981464314] [2019-11-28 00:22:10,954 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:10,954 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:10,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223292801] [2019-11-28 00:22:10,955 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:10,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:10,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:10,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:10,955 INFO L87 Difference]: Start difference. First operand 175 states and 226 transitions. Second operand 5 states. [2019-11-28 00:22:11,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:11,119 INFO L93 Difference]: Finished difference Result 903 states and 1161 transitions. [2019-11-28 00:22:11,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:22:11,121 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-11-28 00:22:11,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:11,126 INFO L225 Difference]: With dead ends: 903 [2019-11-28 00:22:11,126 INFO L226 Difference]: Without dead ends: 734 [2019-11-28 00:22:11,127 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 00:22:11,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2019-11-28 00:22:11,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 342. [2019-11-28 00:22:11,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2019-11-28 00:22:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 433 transitions. [2019-11-28 00:22:11,169 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 433 transitions. Word has length 52 [2019-11-28 00:22:11,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:11,169 INFO L462 AbstractCegarLoop]: Abstraction has 342 states and 433 transitions. [2019-11-28 00:22:11,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2019-11-28 00:22:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-28 00:22:11,171 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:11,172 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] [2019-11-28 00:22:11,172 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:11,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:11,172 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2019-11-28 00:22:11,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:11,174 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066506741] [2019-11-28 00:22:11,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:11,252 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 00:22:11,252 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066506741] [2019-11-28 00:22:11,253 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663923281] [2019-11-28 00:22:11,253 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 00:22:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:11,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 00:22:11,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 00:22:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 00:22:11,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 00:22:11,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-11-28 00:22:11,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442588362] [2019-11-28 00:22:11,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 00:22:11,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:11,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 00:22:11,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-28 00:22:11,492 INFO L87 Difference]: Start difference. First operand 342 states and 433 transitions. Second operand 8 states. [2019-11-28 00:22:11,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:11,753 INFO L93 Difference]: Finished difference Result 854 states and 1079 transitions. [2019-11-28 00:22:11,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 00:22:11,754 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2019-11-28 00:22:11,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:11,758 INFO L225 Difference]: With dead ends: 854 [2019-11-28 00:22:11,759 INFO L226 Difference]: Without dead ends: 518 [2019-11-28 00:22:11,760 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-11-28 00:22:11,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2019-11-28 00:22:11,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 326. [2019-11-28 00:22:11,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-11-28 00:22:11,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 402 transitions. [2019-11-28 00:22:11,807 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 402 transitions. Word has length 53 [2019-11-28 00:22:11,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:11,809 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 402 transitions. [2019-11-28 00:22:11,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 00:22:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 402 transitions. [2019-11-28 00:22:11,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-28 00:22:11,810 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:11,811 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:12,016 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:22:12,016 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:12,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:12,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1173555437, now seen corresponding path program 1 times [2019-11-28 00:22:12,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:12,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023810050] [2019-11-28 00:22:12,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 00:22:12,108 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023810050] [2019-11-28 00:22:12,108 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480258574] [2019-11-28 00:22:12,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:22:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:12,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 00:22:12,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 00:22:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 00:22:12,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 00:22:12,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2019-11-28 00:22:12,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302998249] [2019-11-28 00:22:12,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:12,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:12,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:12,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:12,252 INFO L87 Difference]: Start difference. First operand 326 states and 402 transitions. Second operand 6 states. [2019-11-28 00:22:12,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:12,495 INFO L93 Difference]: Finished difference Result 1143 states and 1436 transitions. [2019-11-28 00:22:12,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:22:12,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-11-28 00:22:12,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:12,497 INFO L225 Difference]: With dead ends: 1143 [2019-11-28 00:22:12,497 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:22:12,500 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-11-28 00:22:12,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:22:12,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:22:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:22:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:22:12,501 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-11-28 00:22:12,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:12,502 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:22:12,502 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:22:12,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:12,706 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 00:22:12,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:12,894 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2019-11-28 00:22:13,743 WARN L192 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 210 [2019-11-28 00:22:13,850 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-11-28 00:22:14,006 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-11-28 00:22:14,725 WARN L192 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 190 [2019-11-28 00:22:14,831 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-11-28 00:22:14,957 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2019-11-28 00:22:15,556 WARN L192 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2019-11-28 00:22:15,724 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 116 [2019-11-28 00:22:15,947 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-11-28 00:22:16,346 WARN L192 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2019-11-28 00:22:16,514 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 136 [2019-11-28 00:22:16,952 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2019-11-28 00:22:18,424 WARN L192 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 202 DAG size of output: 34 [2019-11-28 00:22:18,806 WARN L192 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 00:22:19,199 WARN L192 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 00:22:20,006 WARN L192 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 38 [2019-11-28 00:22:20,379 WARN L192 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 00:22:20,774 WARN L192 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 27 [2019-11-28 00:22:22,141 WARN L192 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2019-11-28 00:22:22,662 WARN L192 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 47 [2019-11-28 00:22:23,581 WARN L192 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 44 [2019-11-28 00:22:25,046 WARN L192 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2019-11-28 00:22:25,779 WARN L192 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 40 [2019-11-28 00:22:25,930 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2019-11-28 00:22:26,309 WARN L192 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 00:22:26,314 INFO L246 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-11-28 00:22:26,314 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,315 INFO L242 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse9)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse3 .cse9 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse9 .cse5 .cse7)))) [2019-11-28 00:22:26,315 INFO L246 CegarLoopResult]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,315 INFO L246 CegarLoopResult]: For program point L961-2(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,315 INFO L246 CegarLoopResult]: For program point L961-3(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,316 INFO L246 CegarLoopResult]: For program point L961-5(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,316 INFO L246 CegarLoopResult]: For program point L961-6(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,316 INFO L246 CegarLoopResult]: For program point L961-8(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-9(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-11(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-12(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-14(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-15(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-17(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-18(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-20(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,317 INFO L246 CegarLoopResult]: For program point L961-21(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,318 INFO L246 CegarLoopResult]: For program point L961-23(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,318 INFO L246 CegarLoopResult]: For program point L961-24(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,318 INFO L242 CegarLoopResult]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,318 INFO L242 CegarLoopResult]: At program point L136-1(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,318 INFO L246 CegarLoopResult]: For program point L961-26(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,318 INFO L242 CegarLoopResult]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,318 INFO L246 CegarLoopResult]: For program point L961-27(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,318 INFO L242 CegarLoopResult]: At program point L136-3(lines 127 140) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse1 .cse7 .cse4 .cse5 .cse6))) [2019-11-28 00:22:26,318 INFO L242 CegarLoopResult]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,318 INFO L246 CegarLoopResult]: For program point L961-29(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,319 INFO L242 CegarLoopResult]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,319 INFO L246 CegarLoopResult]: For program point L961-30(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,320 INFO L242 CegarLoopResult]: At program point L136-6(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,320 INFO L242 CegarLoopResult]: At program point L136-7(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,320 INFO L246 CegarLoopResult]: For program point L961-32(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,320 INFO L242 CegarLoopResult]: At program point L136-8(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,320 INFO L246 CegarLoopResult]: For program point L961-33(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,320 INFO L246 CegarLoopResult]: For program point L863(lines 863 871) no Hoare annotation was computed. [2019-11-28 00:22:26,320 INFO L242 CegarLoopResult]: At program point L136-9(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,320 INFO L246 CegarLoopResult]: For program point L863-1(lines 863 871) no Hoare annotation was computed. [2019-11-28 00:22:26,320 INFO L242 CegarLoopResult]: At program point L136-10(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L961-35(lines 961 965) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L863-2(lines 863 871) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L242 CegarLoopResult]: At program point L136-11(lines 127 140) the Hoare annotation is: false [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833-1(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833-3(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833-4(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L833-5(lines 833 850) no Hoare annotation was computed. [2019-11-28 00:22:26,321 INFO L246 CegarLoopResult]: For program point L272(lines 272 292) no Hoare annotation was computed. [2019-11-28 00:22:26,322 INFO L246 CegarLoopResult]: For program point L239(lines 239 246) no Hoare annotation was computed. [2019-11-28 00:22:26,322 INFO L246 CegarLoopResult]: For program point L272-2(lines 272 292) no Hoare annotation was computed. [2019-11-28 00:22:26,322 INFO L249 CegarLoopResult]: At program point L239-1(lines 239 246) the Hoare annotation is: true [2019-11-28 00:22:26,322 INFO L246 CegarLoopResult]: For program point L272-4(lines 272 292) no Hoare annotation was computed. [2019-11-28 00:22:26,322 INFO L242 CegarLoopResult]: At program point L967(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,322 INFO L242 CegarLoopResult]: At program point L967-1(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,322 INFO L242 CegarLoopResult]: At program point L967-2(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,322 INFO L242 CegarLoopResult]: At program point L967-3(lines 952 970) the Hoare annotation is: (let ((.cse10 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (.cse9 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse4 (not .cse9)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (not .cse10)) (.cse2 (= 1 ~systemActive~0)) (.cse11 (<= ~waterLevel~0 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse2 .cse10 .cse3 .cse11 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse4 .cse11 .cse6 .cse7 .cse8 .cse12) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse12) (and .cse9 .cse2 .cse10 .cse11 .cse7 .cse8 .cse12)))) [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-4(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-5(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-6(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-7(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-8(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-9(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-10(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,323 INFO L242 CegarLoopResult]: At program point L967-11(lines 952 970) the Hoare annotation is: false [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,324 INFO L242 CegarLoopResult]: At program point L903(lines 896 906) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 00:22:26,324 INFO L242 CegarLoopResult]: At program point L903-1(lines 896 906) the Hoare annotation is: false [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,324 INFO L242 CegarLoopResult]: At program point L903-2(lines 896 906) the Hoare annotation is: false [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point L837-1(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point L837-3(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,324 INFO L246 CegarLoopResult]: For program point L837-4(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L246 CegarLoopResult]: For program point L837-5(lines 837 845) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L246 CegarLoopResult]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L246 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L242 CegarLoopResult]: At program point L278-1(lines 1 997) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse5 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse3 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse8 (not .cse11)) (.cse13 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse14 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse5 .cse11 .cse7 .cse9) (and .cse1 .cse2 .cse12 .cse13 .cse3 .cse14 .cse4 .cse6 .cse7 .cse8) (and .cse2 .cse12 .cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse14 .cse10 .cse11 .cse7) (and .cse2 .cse12 (= 1 ~waterLevel~0) .cse11 .cse7)))) [2019-11-28 00:22:26,325 INFO L242 CegarLoopResult]: At program point L212(lines 208 214) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:26,325 INFO L246 CegarLoopResult]: For program point L278-2(lines 278 291) no Hoare annotation was computed. [2019-11-28 00:22:26,325 INFO L242 CegarLoopResult]: At program point L278-3(lines 1 997) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146(lines 141 149) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 00:22:26,326 INFO L246 CegarLoopResult]: For program point L278-4(lines 278 291) no Hoare annotation was computed. [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L278-5(lines 1 997) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146-3(lines 141 149) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146-4(lines 141 149) the Hoare annotation is: false [2019-11-28 00:22:26,326 INFO L242 CegarLoopResult]: At program point L146-5(lines 141 149) the Hoare annotation is: false [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-1(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-2(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-3(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-4(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-5(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-6(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-7(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-8(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,327 INFO L246 CegarLoopResult]: For program point L807-9(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,328 INFO L246 CegarLoopResult]: For program point L807-10(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,328 INFO L246 CegarLoopResult]: For program point L807-11(lines 807 824) no Hoare annotation was computed. [2019-11-28 00:22:26,328 INFO L242 CegarLoopResult]: At program point L775(lines 774 793) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse6 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse9 (not .cse3)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse10 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7 .cse8 .cse4 .cse9 .cse10) (and .cse5 .cse0 .cse6 .cse1 .cse7 .cse8 .cse4 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse10)))) [2019-11-28 00:22:26,328 INFO L246 CegarLoopResult]: For program point L775-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 00:22:26,328 INFO L242 CegarLoopResult]: At program point L775-2(lines 774 793) the Hoare annotation is: false [2019-11-28 00:22:26,328 INFO L242 CegarLoopResult]: At program point L775-3(lines 774 793) the Hoare annotation is: false [2019-11-28 00:22:26,328 INFO L246 CegarLoopResult]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-11-28 00:22:26,328 INFO L249 CegarLoopResult]: At program point L248(lines 229 251) the Hoare annotation is: true [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L282-2(lines 282 288) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L282-4(lines 282 288) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-1(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-3(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-4(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-5(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,329 INFO L246 CegarLoopResult]: For program point L811-6(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point L811-7(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point L811-8(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point L811-9(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point L811-10(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point L811-11(lines 811 819) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:26,330 INFO L242 CegarLoopResult]: At program point L912(lines 907 915) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9) (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= ~waterLevel~0 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (not (= ~pumpRunning~0 0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:26,330 INFO L242 CegarLoopResult]: At program point L912-1(lines 907 915) the Hoare annotation is: false [2019-11-28 00:22:26,330 INFO L242 CegarLoopResult]: At program point L912-2(lines 907 915) the Hoare annotation is: false [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L242 CegarLoopResult]: At program point L747-2(lines 775 781) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse9)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse3 .cse9 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse9 .cse5 .cse7)))) [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L242 CegarLoopResult]: At program point L319(lines 1 997) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L980(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,331 INFO L246 CegarLoopResult]: For program point L980-3(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-5(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L242 CegarLoopResult]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse10)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse3 .cse9 .cse10 .cse7) (and .cse1 .cse9 .cse10 .cse7 .cse8)))) [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-6(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L242 CegarLoopResult]: At program point L782-1(lines 782 788) the Hoare annotation is: false [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-8(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L242 CegarLoopResult]: At program point L782-2(lines 782 788) the Hoare annotation is: false [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-9(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-11(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,332 INFO L246 CegarLoopResult]: For program point L980-12(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,333 INFO L246 CegarLoopResult]: For program point L980-14(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,333 INFO L246 CegarLoopResult]: For program point L980-15(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,333 INFO L246 CegarLoopResult]: For program point L980-17(lines 980 984) no Hoare annotation was computed. [2019-11-28 00:22:26,333 INFO L242 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9) .cse1 .cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse3 (<= ~waterLevel~0 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (not .cse4) .cse5) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse3 (<= ~waterLevel~0 1) .cse4 .cse5))) [2019-11-28 00:22:26,333 INFO L242 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2019-11-28 00:22:26,333 INFO L242 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2019-11-28 00:22:26,333 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:26,333 INFO L242 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse1 (<= ~waterLevel~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse10 (<= ~waterLevel~0 2)) (.cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (not .cse3)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse3 .cse4) (and .cse8 .cse0 .cse6 .cse9 .cse7 .cse10 .cse11 .cse4 .cse12) (and .cse8 .cse0 .cse9 .cse10 .cse2 .cse11 .cse4 .cse12 .cse5)))) [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-11-28 00:22:26,334 INFO L246 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-11-28 00:22:26,334 INFO L242 CegarLoopResult]: At program point L719-1(lines 719 725) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse5 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse6 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse10 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (not .cse3))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse6 .cse3 .cse4 .cse7) (and .cse5 .cse8 .cse0 .cse9 .cse2 .cse6 .cse10 .cse4 .cse11 .cse7) (and .cse8 .cse0 .cse9 .cse1 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse10 .cse4 .cse11)))) [2019-11-28 00:22:26,334 INFO L246 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,335 INFO L246 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,335 INFO L246 CegarLoopResult]: For program point L257-2(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,335 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:26,335 INFO L242 CegarLoopResult]: At program point L986(lines 971 989) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 00:22:26,335 INFO L242 CegarLoopResult]: At program point L986-1(lines 971 989) the Hoare annotation is: false [2019-11-28 00:22:26,335 INFO L242 CegarLoopResult]: At program point L986-2(lines 971 989) the Hoare annotation is: false [2019-11-28 00:22:26,335 INFO L242 CegarLoopResult]: At program point L986-3(lines 971 989) the Hoare annotation is: false [2019-11-28 00:22:26,335 INFO L242 CegarLoopResult]: At program point L986-4(lines 971 989) the Hoare annotation is: false [2019-11-28 00:22:26,336 INFO L242 CegarLoopResult]: At program point L986-5(lines 971 989) the Hoare annotation is: false [2019-11-28 00:22:26,336 INFO L242 CegarLoopResult]: At program point L327(lines 322 330) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:26,336 INFO L242 CegarLoopResult]: At program point L757(lines 708 758) the Hoare annotation is: false [2019-11-28 00:22:26,336 INFO L242 CegarLoopResult]: At program point L163-2(lines 163 177) the Hoare annotation is: false [2019-11-28 00:22:26,336 INFO L246 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-28 00:22:26,336 INFO L246 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,336 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,336 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,336 INFO L246 CegarLoopResult]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-6(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-7(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-8(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-9(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-10(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 00:22:26,337 INFO L246 CegarLoopResult]: For program point L131-11(lines 131 137) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L859(lines 859 876) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L859-1(lines 859 876) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L859-2(lines 859 876) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-11-28 00:22:26,338 INFO L246 CegarLoopResult]: For program point L167-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 00:22:26,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:26 BoogieIcfgContainer [2019-11-28 00:22:26,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:26,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:26,383 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:26,383 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:26,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:08" (3/4) ... [2019-11-28 00:22:26,388 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:26,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:26,420 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:26,421 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:26,423 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:26,425 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:26,427 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:26,429 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:26,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 00:22:26,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 00:22:26,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,464 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,464 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,465 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 00:22:26,467 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 00:22:26,468 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 00:22:26,468 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((\result == 0 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 00:22:26,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter [2019-11-28 00:22:26,471 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 00:22:26,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 00:22:26,596 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:26,597 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:26,598 INFO L168 Benchmark]: Toolchain (without parser) took 20617.02 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 543.7 MB). Free memory was 961.7 MB in the beginning and 1.3 GB in the end (delta: -292.2 MB). Peak memory consumption was 251.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:26,598 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:26,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:26,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.34 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 00:22:26,599 INFO L168 Benchmark]: Boogie Preprocessor took 93.71 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 00:22:26,600 INFO L168 Benchmark]: RCFGBuilder took 1303.16 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: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:26,600 INFO L168 Benchmark]: TraceAbstraction took 18239.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 411.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -271.5 MB). Peak memory consumption was 508.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:26,600 INFO L168 Benchmark]: Witness Printer took 213.80 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:26,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 670.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.34 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 93.71 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. * RCFGBuilder took 1303.16 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: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18239.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 411.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -271.5 MB). Peak memory consumption was 508.5 MB. Max. memory is 11.5 GB. * Witness Printer took 213.80 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: 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: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((\result == 0 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 127]: 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: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: 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: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: ((((((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Result: SAFE, OverallTime: 4.4s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.6s, HoareTripleCheckerStatistics: 1719 SDtfs, 2702 SDslu, 2709 SDs, 0 SdLazy, 432 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 209 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=342occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1713 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 427 NumberOfFragments, 1370 HoareAnnotationTreeSize, 70 FomulaSimplifications, 5492028 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 767910 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 556 NumberOfCodeBlocks, 556 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 46511 SizeOfPredicates, 8 NumberOfNonLiveVariables, 835 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 62/74 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...