./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_product46.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee3873e13261eb6c81628e215e5ca4b9d8112589 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:43:21,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:43:21,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:43:21,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:43:21,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:43:21,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:43:21,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:43:21,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:43:21,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:43:21,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:43:21,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:43:21,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:43:21,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:43:21,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:43:21,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:43:21,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:43:21,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:43:21,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:43:21,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:43:21,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:43:21,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:43:21,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:43:21,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:43:21,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:43:21,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:43:21,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:43:21,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:43:21,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:43:21,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:43:21,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:43:21,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:43:21,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:43:21,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:43:21,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:43:21,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:43:21,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:43:21,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:43:21,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:43:21,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:43:21,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:43:21,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:43:21,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:43:21,741 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:43:21,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:43:21,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:43:21,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:43:21,743 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:43:21,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:43:21,743 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:43:21,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:43:21,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:43:21,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:43:21,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:43:21,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:43:21,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:43:21,745 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:43:21,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:43:21,745 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:43:21,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:43:21,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:43:21,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:43:21,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:43:21,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:43:21,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:43:21,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:43:21,747 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:43:21,748 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(reach_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 -> ee3873e13261eb6c81628e215e5ca4b9d8112589 [2020-10-20 01:43:21,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:43:21,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:43:21,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:43:21,970 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:43:21,970 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:43:21,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-10-20 01:43:22,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/218c37d3c/58118da9472a499fa2971e02ab4e2867/FLAGbf1dc4bc4 [2020-10-20 01:43:22,649 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:43:22,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-10-20 01:43:22,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/218c37d3c/58118da9472a499fa2971e02ab4e2867/FLAGbf1dc4bc4 [2020-10-20 01:43:23,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/218c37d3c/58118da9472a499fa2971e02ab4e2867 [2020-10-20 01:43:23,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:43:23,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:43:23,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:23,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:43:23,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:43:23,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e18c001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23, skipping insertion in model container [2020-10-20 01:43:23,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:43:23,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:43:23,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:23,425 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:43:23,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:23,611 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:43:23,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23 WrapperNode [2020-10-20 01:43:23,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:23,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:23,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:43:23,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:43:23,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:23,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:43:23,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:43:23,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:43:23,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (1/1) ... [2020-10-20 01:43:23,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:43:23,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:43:23,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:43:23,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:43:23,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (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 [2020-10-20 01:43:23,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:43:23,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:43:23,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:43:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:43:24,911 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:43:24,911 INFO L298 CfgBuilder]: Removed 206 assume(true) statements. [2020-10-20 01:43:24,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:24 BoogieIcfgContainer [2020-10-20 01:43:24,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:43:24,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:43:24,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:43:24,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:43:24,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:43:23" (1/3) ... [2020-10-20 01:43:24,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552c692a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:24, skipping insertion in model container [2020-10-20 01:43:24,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:23" (2/3) ... [2020-10-20 01:43:24,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552c692a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:24, skipping insertion in model container [2020-10-20 01:43:24,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:24" (3/3) ... [2020-10-20 01:43:24,927 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2020-10-20 01:43:24,939 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:43:24,948 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:43:24,963 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:43:24,994 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:43:24,994 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:43:24,994 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:43:24,994 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:43:24,994 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:43:24,995 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:43:24,995 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:43:24,995 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:43:25,016 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-10-20 01:43:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:43:25,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:25,025 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:25,026 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:25,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:25,033 INFO L82 PathProgramCache]: Analyzing trace with hash -491512545, now seen corresponding path program 1 times [2020-10-20 01:43:25,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:25,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963690922] [2020-10-20 01:43:25,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:25,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963690922] [2020-10-20 01:43:25,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:25,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:25,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798509679] [2020-10-20 01:43:25,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:43:25,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:25,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:43:25,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:43:25,390 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-10-20 01:43:25,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:25,429 INFO L93 Difference]: Finished difference Result 267 states and 398 transitions. [2020-10-20 01:43:25,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:43:25,431 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:43:25,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:25,444 INFO L225 Difference]: With dead ends: 267 [2020-10-20 01:43:25,445 INFO L226 Difference]: Without dead ends: 131 [2020-10-20 01:43:25,449 INFO L677 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 [2020-10-20 01:43:25,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-20 01:43:25,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-10-20 01:43:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-20 01:43:25,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2020-10-20 01:43:25,502 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2020-10-20 01:43:25,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:25,503 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2020-10-20 01:43:25,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:43:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2020-10-20 01:43:25,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:43:25,504 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:25,505 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:25,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:43:25,505 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:25,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:25,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1942104941, now seen corresponding path program 1 times [2020-10-20 01:43:25,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:25,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335448169] [2020-10-20 01:43:25,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:25,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:25,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335448169] [2020-10-20 01:43:25,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:25,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:25,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221288504] [2020-10-20 01:43:25,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:25,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:25,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:25,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:25,608 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2020-10-20 01:43:25,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:25,624 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2020-10-20 01:43:25,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:25,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:43:25,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:25,626 INFO L225 Difference]: With dead ends: 131 [2020-10-20 01:43:25,626 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:43:25,627 INFO L677 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 [2020-10-20 01:43:25,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:43:25,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:43:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:43:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-10-20 01:43:25,635 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2020-10-20 01:43:25,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:25,636 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-10-20 01:43:25,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-10-20 01:43:25,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:43:25,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:25,637 INFO L422 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] [2020-10-20 01:43:25,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:43:25,638 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:25,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:25,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2020-10-20 01:43:25,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:25,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247991653] [2020-10-20 01:43:25,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:25,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:25,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247991653] [2020-10-20 01:43:25,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:25,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:25,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631675414] [2020-10-20 01:43:25,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:25,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:25,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:25,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:25,797 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2020-10-20 01:43:25,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:25,840 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-10-20 01:43:25,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:25,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 01:43:25,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:25,842 INFO L225 Difference]: With dead ends: 100 [2020-10-20 01:43:25,842 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:43:25,843 INFO L677 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 [2020-10-20 01:43:25,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:43:25,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:43:25,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:43:25,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2020-10-20 01:43:25,851 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2020-10-20 01:43:25,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:25,851 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2020-10-20 01:43:25,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-10-20 01:43:25,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:43:25,853 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:25,853 INFO L422 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] [2020-10-20 01:43:25,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:43:25,854 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:25,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:25,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2020-10-20 01:43:25,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:25,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439555018] [2020-10-20 01:43:25,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:25,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439555018] [2020-10-20 01:43:25,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:25,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:25,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914634348] [2020-10-20 01:43:25,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:25,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:25,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:25,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:25,919 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2020-10-20 01:43:25,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:25,957 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2020-10-20 01:43:25,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:25,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-10-20 01:43:25,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:25,959 INFO L225 Difference]: With dead ends: 123 [2020-10-20 01:43:25,959 INFO L226 Difference]: Without dead ends: 76 [2020-10-20 01:43:25,960 INFO L677 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 [2020-10-20 01:43:25,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-20 01:43:25,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2020-10-20 01:43:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-10-20 01:43:25,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2020-10-20 01:43:25,970 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2020-10-20 01:43:25,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:25,970 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2020-10-20 01:43:25,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2020-10-20 01:43:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-20 01:43:25,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:25,972 INFO L422 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] [2020-10-20 01:43:25,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:43:25,972 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:25,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:25,973 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2020-10-20 01:43:25,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:25,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607421678] [2020-10-20 01:43:25,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:26,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607421678] [2020-10-20 01:43:26,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:26,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:26,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465292166] [2020-10-20 01:43:26,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:26,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:26,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:26,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:26,076 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2020-10-20 01:43:26,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:26,214 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2020-10-20 01:43:26,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:26,215 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-20 01:43:26,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:26,218 INFO L225 Difference]: With dead ends: 373 [2020-10-20 01:43:26,219 INFO L226 Difference]: Without dead ends: 305 [2020-10-20 01:43:26,220 INFO L677 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 [2020-10-20 01:43:26,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-10-20 01:43:26,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2020-10-20 01:43:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-10-20 01:43:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2020-10-20 01:43:26,240 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2020-10-20 01:43:26,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:26,240 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2020-10-20 01:43:26,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:26,241 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2020-10-20 01:43:26,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:26,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:26,243 INFO L422 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] [2020-10-20 01:43:26,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:43:26,243 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:26,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:26,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2020-10-20 01:43:26,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:26,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177573209] [2020-10-20 01:43:26,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:26,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:26,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177573209] [2020-10-20 01:43:26,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:26,346 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:26,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215264512] [2020-10-20 01:43:26,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:26,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:26,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:26,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:26,347 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 4 states. [2020-10-20 01:43:26,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:26,508 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2020-10-20 01:43:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:43:26,509 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-20 01:43:26,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:26,511 INFO L225 Difference]: With dead ends: 250 [2020-10-20 01:43:26,511 INFO L226 Difference]: Without dead ends: 182 [2020-10-20 01:43:26,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:26,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-20 01:43:26,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2020-10-20 01:43:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-20 01:43:26,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2020-10-20 01:43:26,534 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2020-10-20 01:43:26,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:26,535 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2020-10-20 01:43:26,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2020-10-20 01:43:26,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:26,537 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:26,537 INFO L422 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] [2020-10-20 01:43:26,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:43:26,541 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:26,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:26,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2020-10-20 01:43:26,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:26,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687967492] [2020-10-20 01:43:26,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:26,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687967492] [2020-10-20 01:43:26,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:26,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:26,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450604387] [2020-10-20 01:43:26,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:26,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:26,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:26,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:26,603 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand 4 states. [2020-10-20 01:43:26,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:26,688 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2020-10-20 01:43:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:26,689 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-20 01:43:26,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:26,692 INFO L225 Difference]: With dead ends: 497 [2020-10-20 01:43:26,692 INFO L226 Difference]: Without dead ends: 370 [2020-10-20 01:43:26,693 INFO L677 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 [2020-10-20 01:43:26,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-20 01:43:26,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2020-10-20 01:43:26,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-20 01:43:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2020-10-20 01:43:26,713 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2020-10-20 01:43:26,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:26,713 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2020-10-20 01:43:26,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:26,714 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2020-10-20 01:43:26,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:26,720 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:26,721 INFO L422 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] [2020-10-20 01:43:26,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:43:26,721 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:26,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:26,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2020-10-20 01:43:26,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:26,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015564077] [2020-10-20 01:43:26,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:26,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015564077] [2020-10-20 01:43:26,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:26,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:43:26,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728722596] [2020-10-20 01:43:26,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:26,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:26,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:26,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:26,813 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand 6 states. [2020-10-20 01:43:27,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:27,007 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2020-10-20 01:43:27,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:27,008 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-10-20 01:43:27,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:27,011 INFO L225 Difference]: With dead ends: 624 [2020-10-20 01:43:27,012 INFO L226 Difference]: Without dead ends: 451 [2020-10-20 01:43:27,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:43:27,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2020-10-20 01:43:27,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2020-10-20 01:43:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-20 01:43:27,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2020-10-20 01:43:27,034 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2020-10-20 01:43:27,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:27,035 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2020-10-20 01:43:27,035 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2020-10-20 01:43:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-20 01:43:27,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:27,036 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:27,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:43:27,037 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:27,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:27,038 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2020-10-20 01:43:27,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:27,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149678194] [2020-10-20 01:43:27,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:27,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149678194] [2020-10-20 01:43:27,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:27,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:27,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960667391] [2020-10-20 01:43:27,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:27,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:27,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:27,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:27,103 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand 6 states. [2020-10-20 01:43:27,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:27,428 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2020-10-20 01:43:27,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-20 01:43:27,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-10-20 01:43:27,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:27,434 INFO L225 Difference]: With dead ends: 1177 [2020-10-20 01:43:27,434 INFO L226 Difference]: Without dead ends: 995 [2020-10-20 01:43:27,435 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-20 01:43:27,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2020-10-20 01:43:27,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2020-10-20 01:43:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-10-20 01:43:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2020-10-20 01:43:27,476 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2020-10-20 01:43:27,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:27,476 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2020-10-20 01:43:27,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2020-10-20 01:43:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-20 01:43:27,478 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:27,478 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:27,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:43:27,478 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:27,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:27,479 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2020-10-20 01:43:27,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:27,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302144359] [2020-10-20 01:43:27,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:27,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:27,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302144359] [2020-10-20 01:43:27,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:27,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:27,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656363688] [2020-10-20 01:43:27,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:27,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:27,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:27,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:27,536 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand 5 states. [2020-10-20 01:43:27,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:27,739 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2020-10-20 01:43:27,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:27,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-10-20 01:43:27,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:27,744 INFO L225 Difference]: With dead ends: 930 [2020-10-20 01:43:27,744 INFO L226 Difference]: Without dead ends: 580 [2020-10-20 01:43:27,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:43:27,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-10-20 01:43:27,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2020-10-20 01:43:27,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-20 01:43:27,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2020-10-20 01:43:27,780 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2020-10-20 01:43:27,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:27,780 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2020-10-20 01:43:27,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2020-10-20 01:43:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:43:27,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:27,781 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:27,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:43:27,782 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:27,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:27,783 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2020-10-20 01:43:27,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:27,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682823724] [2020-10-20 01:43:27,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:27,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682823724] [2020-10-20 01:43:27,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:27,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 01:43:27,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902538314] [2020-10-20 01:43:27,878 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:43:27,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:27,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:43:27,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:43:27,880 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand 7 states. [2020-10-20 01:43:28,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:28,454 INFO L93 Difference]: Finished difference Result 1129 states and 1438 transitions. [2020-10-20 01:43:28,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-20 01:43:28,455 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-10-20 01:43:28,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:28,461 INFO L225 Difference]: With dead ends: 1129 [2020-10-20 01:43:28,461 INFO L226 Difference]: Without dead ends: 833 [2020-10-20 01:43:28,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-10-20 01:43:28,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-10-20 01:43:28,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 282. [2020-10-20 01:43:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-20 01:43:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2020-10-20 01:43:28,510 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2020-10-20 01:43:28,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:28,510 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2020-10-20 01:43:28,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:43:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2020-10-20 01:43:28,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-20 01:43:28,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:28,512 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:28,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:43:28,513 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:28,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:28,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2020-10-20 01:43:28,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:28,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370640830] [2020-10-20 01:43:28,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 01:43:28,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370640830] [2020-10-20 01:43:28,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:28,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:28,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466555299] [2020-10-20 01:43:28,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:28,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:28,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:28,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:28,597 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand 5 states. [2020-10-20 01:43:28,717 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-20 01:43:28,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:28,782 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2020-10-20 01:43:28,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:28,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-20 01:43:28,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:28,786 INFO L225 Difference]: With dead ends: 653 [2020-10-20 01:43:28,786 INFO L226 Difference]: Without dead ends: 377 [2020-10-20 01:43:28,787 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:43:28,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-20 01:43:28,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2020-10-20 01:43:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-20 01:43:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2020-10-20 01:43:28,819 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2020-10-20 01:43:28,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:28,820 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2020-10-20 01:43:28,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:28,821 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2020-10-20 01:43:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-20 01:43:28,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:28,823 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:28,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:43:28,824 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:28,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:28,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2020-10-20 01:43:28,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:28,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420032195] [2020-10-20 01:43:28,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 01:43:28,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420032195] [2020-10-20 01:43:28,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:28,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:28,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012494084] [2020-10-20 01:43:28,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:28,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:28,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:28,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:28,890 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand 4 states. [2020-10-20 01:43:28,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:28,955 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2020-10-20 01:43:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:43:28,957 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-20 01:43:28,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:28,959 INFO L225 Difference]: With dead ends: 600 [2020-10-20 01:43:28,960 INFO L226 Difference]: Without dead ends: 324 [2020-10-20 01:43:28,961 INFO L677 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 [2020-10-20 01:43:28,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-10-20 01:43:28,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2020-10-20 01:43:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-20 01:43:28,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2020-10-20 01:43:28,992 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2020-10-20 01:43:28,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:28,993 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2020-10-20 01:43:28,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2020-10-20 01:43:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-20 01:43:28,996 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:28,996 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:28,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-20 01:43:29,000 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:29,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:29,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2020-10-20 01:43:29,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:29,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357992196] [2020-10-20 01:43:29,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:29,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357992196] [2020-10-20 01:43:29,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:29,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:29,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989057461] [2020-10-20 01:43:29,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:29,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:29,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:29,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:29,095 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand 5 states. [2020-10-20 01:43:29,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:29,221 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2020-10-20 01:43:29,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:29,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-10-20 01:43:29,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:29,224 INFO L225 Difference]: With dead ends: 612 [2020-10-20 01:43:29,224 INFO L226 Difference]: Without dead ends: 378 [2020-10-20 01:43:29,227 INFO L677 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 [2020-10-20 01:43:29,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2020-10-20 01:43:29,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2020-10-20 01:43:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-20 01:43:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2020-10-20 01:43:29,255 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2020-10-20 01:43:29,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:29,255 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2020-10-20 01:43:29,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2020-10-20 01:43:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-20 01:43:29,257 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:29,257 INFO L422 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, 1, 1] [2020-10-20 01:43:29,257 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-20 01:43:29,260 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:29,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:29,261 INFO L82 PathProgramCache]: Analyzing trace with hash 960017506, now seen corresponding path program 1 times [2020-10-20 01:43:29,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:29,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130836857] [2020-10-20 01:43:29,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-20 01:43:29,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130836857] [2020-10-20 01:43:29,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:29,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:29,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102201079] [2020-10-20 01:43:29,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:29,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:29,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:29,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:29,350 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand 6 states. [2020-10-20 01:43:29,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:29,533 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2020-10-20 01:43:29,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:43:29,534 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-20 01:43:29,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:29,536 INFO L225 Difference]: With dead ends: 571 [2020-10-20 01:43:29,537 INFO L226 Difference]: Without dead ends: 387 [2020-10-20 01:43:29,539 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-20 01:43:29,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-10-20 01:43:29,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2020-10-20 01:43:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-10-20 01:43:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2020-10-20 01:43:29,564 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2020-10-20 01:43:29,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:29,564 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2020-10-20 01:43:29,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2020-10-20 01:43:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-20 01:43:29,566 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:29,566 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-20 01:43:29,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-20 01:43:29,567 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:29,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:29,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2020-10-20 01:43:29,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:29,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584186101] [2020-10-20 01:43:29,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-20 01:43:29,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584186101] [2020-10-20 01:43:29,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:29,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:43:29,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911713183] [2020-10-20 01:43:29,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:43:29,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:29,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:43:29,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:43:29,639 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand 8 states. [2020-10-20 01:43:30,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:30,106 INFO L93 Difference]: Finished difference Result 794 states and 961 transitions. [2020-10-20 01:43:30,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-20 01:43:30,107 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 77 [2020-10-20 01:43:30,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:30,110 INFO L225 Difference]: With dead ends: 794 [2020-10-20 01:43:30,110 INFO L226 Difference]: Without dead ends: 610 [2020-10-20 01:43:30,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-10-20 01:43:30,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-10-20 01:43:30,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 232. [2020-10-20 01:43:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-10-20 01:43:30,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2020-10-20 01:43:30,140 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2020-10-20 01:43:30,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:30,141 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2020-10-20 01:43:30,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:43:30,141 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2020-10-20 01:43:30,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-20 01:43:30,142 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:30,142 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-20 01:43:30,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-20 01:43:30,143 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:30,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:30,143 INFO L82 PathProgramCache]: Analyzing trace with hash -452059177, now seen corresponding path program 1 times [2020-10-20 01:43:30,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:30,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532054992] [2020-10-20 01:43:30,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-20 01:43:30,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532054992] [2020-10-20 01:43:30,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:30,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:30,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561872496] [2020-10-20 01:43:30,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:30,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:30,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:30,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:30,216 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand 5 states. [2020-10-20 01:43:30,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:30,375 INFO L93 Difference]: Finished difference Result 887 states and 1096 transitions. [2020-10-20 01:43:30,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:30,376 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2020-10-20 01:43:30,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:30,377 INFO L225 Difference]: With dead ends: 887 [2020-10-20 01:43:30,377 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:43:30,378 INFO L677 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 [2020-10-20 01:43:30,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:43:30,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:43:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:43:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:43:30,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-10-20 01:43:30,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:30,380 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:43:30,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:43:30,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:43:30,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-20 01:43:30,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:43:31,119 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 167 [2020-10-20 01:43:31,258 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-10-20 01:43:33,791 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2020-10-20 01:43:35,087 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 394 DAG size of output: 307 [2020-10-20 01:43:35,937 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 275 [2020-10-20 01:43:36,440 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 208 [2020-10-20 01:43:36,805 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 212 [2020-10-20 01:43:37,082 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 161 [2020-10-20 01:43:37,310 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 151 [2020-10-20 01:43:38,583 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 167 DAG size of output: 40 [2020-10-20 01:43:38,794 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2020-10-20 01:43:42,904 WARN L193 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 310 DAG size of output: 53 [2020-10-20 01:43:46,476 WARN L193 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 294 DAG size of output: 53 [2020-10-20 01:43:49,633 WARN L193 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 267 DAG size of output: 37 [2020-10-20 01:43:51,048 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 201 DAG size of output: 61 [2020-10-20 01:43:51,316 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2020-10-20 01:43:52,606 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 204 DAG size of output: 68 [2020-10-20 01:43:53,632 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 150 DAG size of output: 46 [2020-10-20 01:43:54,234 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 59 [2020-10-20 01:43:54,953 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-10-20 01:43:55,115 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 21 [2020-10-20 01:43:55,300 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2020-10-20 01:43:55,471 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-10-20 01:43:55,481 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,481 INFO L270 CegarLoopResult]: At program point L663(lines 658 666) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (or (and (not .cse0) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse6 .cse7 (not .cse8) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse9 (not .cse10)) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse6 .cse7 .cse1 .cse2 .cse3 .cse9 .cse4 .cse5) (and (<= ~waterLevel~0 1) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse9 .cse3 .cse4 .cse11 .cse5 (not .cse7)) (and (= ~waterLevel~0 1) .cse10 .cse1 .cse3 .cse0 .cse4 .cse11 .cse5 (= |ULTIMATE.start_getWaterLevel_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse9))) [2020-10-20 01:43:55,481 INFO L270 CegarLoopResult]: At program point L663-1(lines 658 666) the Hoare annotation is: false [2020-10-20 01:43:55,482 INFO L270 CegarLoopResult]: At program point L663-2(lines 658 666) the Hoare annotation is: false [2020-10-20 01:43:55,482 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,482 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,482 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,482 INFO L274 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2020-10-20 01:43:55,482 INFO L270 CegarLoopResult]: At program point L631(lines 626 634) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4))) [2020-10-20 01:43:55,482 INFO L270 CegarLoopResult]: At program point L631-1(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,483 INFO L270 CegarLoopResult]: At program point L631-2(lines 626 634) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (not .cse4) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-10-20 01:43:55,483 INFO L270 CegarLoopResult]: At program point L631-3(lines 626 634) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse6)) (.cse9 (not .cse2)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse5 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse5 .cse4 .cse6 .cse8 .cse7 .cse9) (and .cse10 .cse5 .cse11 .cse8 .cse7 .cse9) (and .cse12 .cse10 .cse13 .cse5 .cse11 .cse8 .cse7 .cse14) (and .cse0 .cse1 .cse10 .cse3 .cse5 .cse11 .cse7 .cse9) (and (not .cse15) .cse3 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 (not .cse16) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse17)) (and .cse12 .cse17 .cse16 .cse5 .cse4 .cse13 .cse15 .cse6 .cse8 .cse7 .cse14)))) [2020-10-20 01:43:55,483 INFO L270 CegarLoopResult]: At program point L631-4(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-5(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-6(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-7(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-8(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-9(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,484 INFO L270 CegarLoopResult]: At program point L631-10(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,485 INFO L270 CegarLoopResult]: At program point L631-11(lines 626 634) the Hoare annotation is: false [2020-10-20 01:43:55,485 INFO L274 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-10-20 01:43:55,485 INFO L274 CegarLoopResult]: For program point L500-1(lines 692 698) no Hoare annotation was computed. [2020-10-20 01:43:55,485 INFO L270 CegarLoopResult]: At program point L699(lines 699 705) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse3 .cse4 .cse14 .cse8) (and .cse0 .cse15 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse15 .cse13 .cse3 (not .cse14) .cse8 .cse16) (and (<= ~waterLevel~0 1) .cse3 .cse4 .cse7 .cse8 .cse16) (and (not .cse6) .cse13 .cse3 .cse14 (<= 2 ~waterLevel~0) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse11 .cse12 (not .cse2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse1)) (and .cse15 .cse3 .cse7 .cse8 .cse16)))) [2020-10-20 01:43:55,485 INFO L270 CegarLoopResult]: At program point L699-1(lines 699 705) the Hoare annotation is: false [2020-10-20 01:43:55,486 INFO L270 CegarLoopResult]: At program point L699-2(lines 699 705) the Hoare annotation is: false [2020-10-20 01:43:55,486 INFO L270 CegarLoopResult]: At program point L105(lines 1 962) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:55,486 INFO L274 CegarLoopResult]: For program point L899(lines 898 945) no Hoare annotation was computed. [2020-10-20 01:43:55,486 INFO L274 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2020-10-20 01:43:55,486 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-10-20 01:43:55,487 INFO L277 CegarLoopResult]: At program point L571-1(lines 571 578) the Hoare annotation is: true [2020-10-20 01:43:55,487 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,487 INFO L274 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,487 INFO L274 CegarLoopResult]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,487 INFO L274 CegarLoopResult]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,487 INFO L274 CegarLoopResult]: For program point L869-5(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L671(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L671-1(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L671-2(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L869-8(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L671-3(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L869-9(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,488 INFO L274 CegarLoopResult]: For program point L671-4(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L869-11(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L671-5(lines 671 677) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L869-12(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L869-14(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L869-15(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L869-17(lines 869 873) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-10-20 01:43:55,489 INFO L270 CegarLoopResult]: At program point L936-2(lines 692 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-10-20 01:43:55,489 INFO L274 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L113(lines 108 116) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676(lines 667 680) the Hoare annotation is: false [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676-1(lines 667 680) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 .cse8 .cse5) (and .cse9 .cse2 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse9 .cse2 .cse10 .cse3 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse8 .cse5))) [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676-2(lines 667 680) the Hoare annotation is: false [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676-3(lines 667 680) the Hoare annotation is: false [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676-4(lines 667 680) the Hoare annotation is: false [2020-10-20 01:43:55,490 INFO L270 CegarLoopResult]: At program point L676-5(lines 667 680) the Hoare annotation is: false [2020-10-20 01:43:55,490 INFO L274 CegarLoopResult]: For program point L908(lines 908 914) no Hoare annotation was computed. [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L908-1(lines 908 914) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse11 (= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse16 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse13 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse14 (not .cse7)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse15 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (or (and .cse1 .cse2 .cse5 .cse4 .cse6 .cse9 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse4 .cse6 .cse5 .cse8)) .cse3 .cse7) (and .cse12 (or (and .cse1 .cse10 .cse11 .cse4 .cse5 .cse8) (and .cse1 .cse5 .cse4 .cse9 .cse8)) .cse13 .cse14 .cse15) (and .cse12 .cse13 .cse5 .cse14 .cse16 .cse8 .cse15) (and .cse3 .cse5 .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse16 .cse8 .cse15) (and .cse11 .cse12 .cse13 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse14 .cse16 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse12 .cse13 .cse5 .cse14 .cse9 .cse16 .cse8) (and .cse11 .cse5 .cse6 .cse16 .cse8) (and .cse6 .cse5 .cse9 .cse16 .cse8) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse14 .cse8 .cse15)))) [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875(lines 860 878) the Hoare annotation is: false [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875-1(lines 860 878) the Hoare annotation is: (let ((.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse9 (= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (not .cse13)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (not .cse10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse9 .cse10 .cse2 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse15 .cse10 .cse12 .cse2 .cse3 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse15 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8)))) [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875-2(lines 860 878) the Hoare annotation is: false [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875-3(lines 860 878) the Hoare annotation is: false [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875-4(lines 860 878) the Hoare annotation is: false [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L875-5(lines 860 878) the Hoare annotation is: false [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L811(lines 804 814) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4 (not .cse5)) (and .cse0 .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2020-10-20 01:43:55,491 INFO L270 CegarLoopResult]: At program point L811-1(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-2(lines 804 814) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 (not .cse6) .cse5 .cse7 .cse8 (not .cse0) .cse9 .cse10))) [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-3(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-4(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-5(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-6(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-7(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L277 CegarLoopResult]: At program point L580(lines 561 583) the Hoare annotation is: true [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L547(lines 543 549) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:55,492 INFO L270 CegarLoopResult]: At program point L811-8(lines 804 814) the Hoare annotation is: false [2020-10-20 01:43:55,492 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L270 CegarLoopResult]: At program point L946(lines 897 947) the Hoare annotation is: false [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L55(lines 55 75) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L55-2(lines 55 75) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L55-4(lines 55 75) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L750(lines 750 767) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L750-1(lines 750 767) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L750-2(lines 750 767) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:43:55,493 INFO L274 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L270 CegarLoopResult]: At program point L918-1(lines 918 924) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L274 CegarLoopResult]: For program point L786-10(lines 786 792) no Hoare annotation was computed. [2020-10-20 01:43:55,494 INFO L270 CegarLoopResult]: At program point L820(lines 815 823) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))))) [2020-10-20 01:43:55,495 INFO L270 CegarLoopResult]: At program point L820-1(lines 815 823) the Hoare annotation is: false [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L270 CegarLoopResult]: At program point L820-2(lines 815 823) the Hoare annotation is: false [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point L754-1(lines 754 762) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point L61(lines 61 74) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L270 CegarLoopResult]: At program point L61-1(lines 1 962) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse11 (not .cse7)) (.cse13 (not .cse2)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse3 .cse4 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 .cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (and .cse9 .cse10 .cse6 .cse11 .cse12 .cse8 .cse13) (and .cse14 .cse9 .cse10 .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse11 .cse12 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (<= ~waterLevel~0 1) .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse12 .cse13 .cse8) (and .cse14 .cse6 .cse5 .cse12 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse4 .cse6 .cse11 .cse13 .cse8)))) [2020-10-20 01:43:55,495 INFO L274 CegarLoopResult]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2020-10-20 01:43:55,495 INFO L270 CegarLoopResult]: At program point L61-3(lines 1 962) the Hoare annotation is: false [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L270 CegarLoopResult]: At program point L61-5(lines 1 962) the Hoare annotation is: false [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724-1(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724-3(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L724-5(lines 724 741) no Hoare annotation was computed. [2020-10-20 01:43:55,496 INFO L270 CegarLoopResult]: At program point L692(lines 691 710) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse8 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse5 .cse1 .cse4) (and .cse8 .cse0 .cse1 .cse3 .cse4) (and .cse8 .cse5 .cse1 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse6 .cse0 .cse1 .cse7 .cse4))) [2020-10-20 01:43:55,496 INFO L274 CegarLoopResult]: For program point L692-1(lines 692 698) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L270 CegarLoopResult]: At program point L692-2(lines 691 710) the Hoare annotation is: false [2020-10-20 01:43:55,497 INFO L270 CegarLoopResult]: At program point L692-3(lines 691 710) the Hoare annotation is: false [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-10-20 01:43:55,497 INFO L274 CegarLoopResult]: For program point L594-3(lines 594 598) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L594-6(lines 594 598) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L270 CegarLoopResult]: At program point L496-2(lines 496 510) the Hoare annotation is: false [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L959(line 959) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L959-1(line 959) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L959-2(line 959) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728-1(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728-3(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728-4(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L728-5(lines 728 736) no Hoare annotation was computed. [2020-10-20 01:43:55,498 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-20 01:43:55,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:43:55 BoogieIcfgContainer [2020-10-20 01:43:55,548 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:43:55,549 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:43:55,549 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:43:55,549 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:43:55,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:24" (3/4) ... [2020-10-20 01:43:55,553 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:43:55,577 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:43:55,578 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:43:55,580 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:43:55,581 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:43:55,582 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:43:55,583 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:55,585 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:55,617 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) [2020-10-20 01:43:55,618 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) [2020-10-20 01:43:55,618 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-10-20 01:43:55,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-10-20 01:43:55,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) [2020-10-20 01:43:55,620 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-10-20 01:43:55,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:55,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2020-10-20 01:43:55,622 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-10-20 01:43:55,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-10-20 01:43:55,626 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) [2020-10-20 01:43:55,627 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-10-20 01:43:55,628 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) [2020-10-20 01:43:55,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-10-20 01:43:55,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) [2020-10-20 01:43:55,701 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:43:55,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:43:55,703 INFO L168 Benchmark]: Toolchain (without parser) took 32696.07 ms. Allocated memory was 43.5 MB in the beginning and 226.0 MB in the end (delta: 182.5 MB). Free memory was 24.8 MB in the beginning and 137.7 MB in the end (delta: -112.9 MB). Peak memory consumption was 69.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,703 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 32.0 MB. Free memory was 9.7 MB in the beginning and 9.7 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.06 ms. Allocated memory was 43.5 MB in the beginning and 47.2 MB in the end (delta: 3.7 MB). Free memory was 24.0 MB in the beginning and 15.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.33 ms. Allocated memory is still 47.2 MB. Free memory was 15.8 MB in the beginning and 11.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,704 INFO L168 Benchmark]: Boogie Preprocessor took 81.48 ms. Allocated memory is still 47.2 MB. Free memory was 11.4 MB in the beginning and 27.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 409.2 kB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,705 INFO L168 Benchmark]: RCFGBuilder took 1121.14 ms. Allocated memory was 47.2 MB in the beginning and 54.5 MB in the end (delta: 7.3 MB). Free memory was 27.7 MB in the beginning and 29.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,705 INFO L168 Benchmark]: TraceAbstraction took 30633.27 ms. Allocated memory was 54.5 MB in the beginning and 226.0 MB in the end (delta: 171.4 MB). Free memory was 28.5 MB in the beginning and 156.9 MB in the end (delta: -128.4 MB). Peak memory consumption was 194.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,706 INFO L168 Benchmark]: Witness Printer took 152.70 ms. Allocated memory is still 226.0 MB. Free memory was 156.9 MB in the beginning and 137.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:55,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 32.0 MB. Free memory was 9.7 MB in the beginning and 9.7 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 598.06 ms. Allocated memory was 43.5 MB in the beginning and 47.2 MB in the end (delta: 3.7 MB). Free memory was 24.0 MB in the beginning and 15.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 98.33 ms. Allocated memory is still 47.2 MB. Free memory was 15.8 MB in the beginning and 11.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 81.48 ms. Allocated memory is still 47.2 MB. Free memory was 11.4 MB in the beginning and 27.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 409.2 kB. Max. memory is 14.3 GB. * RCFGBuilder took 1121.14 ms. Allocated memory was 47.2 MB in the beginning and 54.5 MB in the end (delta: 7.3 MB). Free memory was 27.7 MB in the beginning and 29.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 14.3 GB. * TraceAbstraction took 30633.27 ms. Allocated memory was 54.5 MB in the beginning and 226.0 MB in the end (delta: 171.4 MB). Free memory was 28.5 MB in the beginning and 156.9 MB in the end (delta: -128.4 MB). Peak memory consumption was 194.4 MB. Max. memory is 14.3 GB. * Witness Printer took 152.70 ms. Allocated memory is still 226.0 MB. Free memory was 156.9 MB in the beginning and 137.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 17, TraceHistogramMax: 3, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2025 SDtfs, 3023 SDslu, 4162 SDs, 0 SdLazy, 691 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 2953 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 352 NumberOfFragments, 2329 HoareAnnotationTreeSize, 58 FomulaSimplifications, 182559155 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 15632154 FormulaSimplificationTreeSizeReductionInter, 18.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 54884 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...