./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer --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 9558026aa74bc39759eb2664747acd02f73fafe3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:15:05,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:15:05,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:15:05,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:15:05,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:15:05,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:15:05,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:15:05,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:15:05,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:15:05,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:15:05,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:15:05,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:15:05,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:15:05,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:15:05,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:15:05,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:15:05,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:15:05,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:15:05,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:15:05,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:15:05,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:15:05,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:15:05,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:15:05,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:15:05,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:15:05,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:15:05,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:15:05,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:15:05,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:15:05,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:15:05,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:15:05,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:15:05,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:15:05,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:15:05,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:15:05,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:15:05,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:15:05,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:15:05,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:15:05,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:15:05,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:15:05,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:15:05,582 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:15:05,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:15:05,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:15:05,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:15:05,587 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:15:05,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:15:05,587 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:15:05,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:15:05,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:15:05,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:15:05,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:15:05,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:15:05,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:15:05,590 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:15:05,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:15:05,590 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:15:05,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:15:05,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:15:05,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:15:05,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:15:05,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:15:05,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:15:05,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:15:05,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:15:05,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:15:05,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:15:05,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:15:05,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:15:05,593 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:15:05,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9558026aa74bc39759eb2664747acd02f73fafe3 [2020-11-28 03:15:05,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:15:05,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:15:05,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:15:05,871 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:15:05,873 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:15:05,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-11-28 03:15:05,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/data/fdfc0f258/2e08c5dc5eac45b6af8e64726f702dbe/FLAGec98d8c4e [2020-11-28 03:15:06,458 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:15:06,459 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-11-28 03:15:06,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/data/fdfc0f258/2e08c5dc5eac45b6af8e64726f702dbe/FLAGec98d8c4e [2020-11-28 03:15:06,808 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/data/fdfc0f258/2e08c5dc5eac45b6af8e64726f702dbe [2020-11-28 03:15:06,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:15:06,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:15:06,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:15:06,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:15:06,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:15:06,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:15:06" (1/1) ... [2020-11-28 03:15:06,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59aff389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:06, skipping insertion in model container [2020-11-28 03:15:06,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:15:06" (1/1) ... [2020-11-28 03:15:06,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:15:06,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:15:07,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:15:07,257 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:15:07,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:15:07,428 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:15:07,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07 WrapperNode [2020-11-28 03:15:07,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:15:07,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:15:07,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:15:07,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:15:07,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:15:07,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:15:07,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:15:07,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:15:07,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... [2020-11-28 03:15:07,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:15:07,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:15:07,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:15:07,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:15:07,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/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 [2020-11-28 03:15:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:15:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:15:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:15:07,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:15:09,108 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:15:09,108 INFO L298 CfgBuilder]: Removed 360 assume(true) statements. [2020-11-28 03:15:09,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:15:09 BoogieIcfgContainer [2020-11-28 03:15:09,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:15:09,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:15:09,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:15:09,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:15:09,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:15:06" (1/3) ... [2020-11-28 03:15:09,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf4b571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:15:09, skipping insertion in model container [2020-11-28 03:15:09,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:15:07" (2/3) ... [2020-11-28 03:15:09,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf4b571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:15:09, skipping insertion in model container [2020-11-28 03:15:09,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:15:09" (3/3) ... [2020-11-28 03:15:09,121 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2020-11-28 03:15:09,135 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:15:09,139 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:15:09,151 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:15:09,184 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:15:09,184 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:15:09,184 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:15:09,184 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:15:09,184 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:15:09,184 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:15:09,184 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:15:09,185 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:15:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2020-11-28 03:15:09,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:15:09,211 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:09,212 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:15:09,212 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:09,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:09,218 INFO L82 PathProgramCache]: Analyzing trace with hash -892827139, now seen corresponding path program 1 times [2020-11-28 03:15:09,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:09,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58702119] [2020-11-28 03:15:09,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:09,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58702119] [2020-11-28 03:15:09,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:09,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:15:09,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904369044] [2020-11-28 03:15:09,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:15:09,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:09,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:15:09,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:15:09,499 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 2 states. [2020-11-28 03:15:09,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:09,569 INFO L93 Difference]: Finished difference Result 459 states and 686 transitions. [2020-11-28 03:15:09,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:15:09,572 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 03:15:09,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:09,594 INFO L225 Difference]: With dead ends: 459 [2020-11-28 03:15:09,594 INFO L226 Difference]: Without dead ends: 227 [2020-11-28 03:15:09,607 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 [2020-11-28 03:15:09,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-11-28 03:15:09,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-11-28 03:15:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-11-28 03:15:09,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2020-11-28 03:15:09,693 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2020-11-28 03:15:09,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:09,694 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2020-11-28 03:15:09,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:15:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2020-11-28 03:15:09,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:15:09,698 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:09,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:15:09,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:15:09,699 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:09,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:09,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1803857892, now seen corresponding path program 1 times [2020-11-28 03:15:09,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:09,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650838803] [2020-11-28 03:15:09,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:09,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650838803] [2020-11-28 03:15:09,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:09,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:15:09,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381294905] [2020-11-28 03:15:09,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:15:09,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:09,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:15:09,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:15:09,820 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand 3 states. [2020-11-28 03:15:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:09,835 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2020-11-28 03:15:09,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:15:09,836 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:15:09,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:09,837 INFO L225 Difference]: With dead ends: 227 [2020-11-28 03:15:09,837 INFO L226 Difference]: Without dead ends: 85 [2020-11-28 03:15:09,839 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 [2020-11-28 03:15:09,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-11-28 03:15:09,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-11-28 03:15:09,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-28 03:15:09,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-11-28 03:15:09,846 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-11-28 03:15:09,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:09,846 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-11-28 03:15:09,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:15:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-11-28 03:15:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:15:09,847 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:09,847 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] [2020-11-28 03:15:09,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:15:09,848 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:09,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:09,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1017898692, now seen corresponding path program 1 times [2020-11-28 03:15:09,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:09,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209879284] [2020-11-28 03:15:09,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:09,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209879284] [2020-11-28 03:15:09,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:09,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:15:09,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687174877] [2020-11-28 03:15:09,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:15:09,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:09,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:15:09,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:15:09,949 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-11-28 03:15:09,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:09,961 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2020-11-28 03:15:09,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:15:09,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 03:15:09,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:09,968 INFO L225 Difference]: With dead ends: 164 [2020-11-28 03:15:09,968 INFO L226 Difference]: Without dead ends: 85 [2020-11-28 03:15:09,969 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 [2020-11-28 03:15:09,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-11-28 03:15:09,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-11-28 03:15:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-28 03:15:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-11-28 03:15:09,977 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-11-28 03:15:09,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:09,977 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-11-28 03:15:09,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:15:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-11-28 03:15:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 03:15:09,978 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:09,979 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] [2020-11-28 03:15:09,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:15:09,979 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:09,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:09,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1367117657, now seen corresponding path program 1 times [2020-11-28 03:15:09,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:09,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557218506] [2020-11-28 03:15:09,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:10,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557218506] [2020-11-28 03:15:10,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:10,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:15:10,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679122442] [2020-11-28 03:15:10,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:15:10,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:10,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:15:10,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:15:10,051 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-11-28 03:15:10,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:10,164 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2020-11-28 03:15:10,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:15:10,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-28 03:15:10,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:10,165 INFO L225 Difference]: With dead ends: 172 [2020-11-28 03:15:10,166 INFO L226 Difference]: Without dead ends: 93 [2020-11-28 03:15:10,166 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 [2020-11-28 03:15:10,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-11-28 03:15:10,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2020-11-28 03:15:10,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 03:15:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2020-11-28 03:15:10,190 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2020-11-28 03:15:10,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:10,190 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2020-11-28 03:15:10,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:15:10,191 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2020-11-28 03:15:10,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:15:10,192 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:10,192 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] [2020-11-28 03:15:10,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:15:10,193 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:10,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:10,193 INFO L82 PathProgramCache]: Analyzing trace with hash 166613997, now seen corresponding path program 1 times [2020-11-28 03:15:10,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:10,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628159469] [2020-11-28 03:15:10,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:10,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628159469] [2020-11-28 03:15:10,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:10,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:15:10,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972142028] [2020-11-28 03:15:10,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:10,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:10,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:10,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:10,334 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand 5 states. [2020-11-28 03:15:10,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:10,457 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2020-11-28 03:15:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:15:10,459 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-28 03:15:10,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:10,463 INFO L225 Difference]: With dead ends: 444 [2020-11-28 03:15:10,463 INFO L226 Difference]: Without dead ends: 359 [2020-11-28 03:15:10,464 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 [2020-11-28 03:15:10,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-11-28 03:15:10,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-11-28 03:15:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-11-28 03:15:10,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2020-11-28 03:15:10,496 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2020-11-28 03:15:10,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:10,497 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2020-11-28 03:15:10,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2020-11-28 03:15:10,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:15:10,503 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:10,504 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] [2020-11-28 03:15:10,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:15:10,505 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:10,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:10,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1323909935, now seen corresponding path program 1 times [2020-11-28 03:15:10,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:10,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246282671] [2020-11-28 03:15:10,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:10,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:10,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246282671] [2020-11-28 03:15:10,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:10,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:15:10,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575161436] [2020-11-28 03:15:10,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:15:10,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:10,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:15:10,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:15:10,587 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 4 states. [2020-11-28 03:15:10,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:10,713 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2020-11-28 03:15:10,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:15:10,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-28 03:15:10,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:10,715 INFO L225 Difference]: With dead ends: 294 [2020-11-28 03:15:10,715 INFO L226 Difference]: Without dead ends: 209 [2020-11-28 03:15:10,716 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 [2020-11-28 03:15:10,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-11-28 03:15:10,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-11-28 03:15:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-28 03:15:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2020-11-28 03:15:10,739 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2020-11-28 03:15:10,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:10,744 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2020-11-28 03:15:10,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:15:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2020-11-28 03:15:10,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:15:10,748 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:10,748 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] [2020-11-28 03:15:10,748 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:15:10,749 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:10,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:10,750 INFO L82 PathProgramCache]: Analyzing trace with hash 312792685, now seen corresponding path program 1 times [2020-11-28 03:15:10,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:10,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532327454] [2020-11-28 03:15:10,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:10,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532327454] [2020-11-28 03:15:10,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:10,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:15:10,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052484789] [2020-11-28 03:15:10,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:15:10,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:10,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:15:10,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:15:10,863 INFO L87 Difference]: Start difference. First operand 206 states and 285 transitions. Second operand 4 states. [2020-11-28 03:15:10,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:10,950 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2020-11-28 03:15:10,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:15:10,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-28 03:15:10,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:10,954 INFO L225 Difference]: With dead ends: 575 [2020-11-28 03:15:10,954 INFO L226 Difference]: Without dead ends: 422 [2020-11-28 03:15:10,955 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 [2020-11-28 03:15:10,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2020-11-28 03:15:10,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2020-11-28 03:15:10,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-28 03:15:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2020-11-28 03:15:10,974 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2020-11-28 03:15:10,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:10,975 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2020-11-28 03:15:10,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:15:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2020-11-28 03:15:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:15:10,976 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:10,976 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] [2020-11-28 03:15:10,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:15:10,977 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:10,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:10,977 INFO L82 PathProgramCache]: Analyzing trace with hash 570958123, now seen corresponding path program 1 times [2020-11-28 03:15:10,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:10,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781007099] [2020-11-28 03:15:10,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:11,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:11,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781007099] [2020-11-28 03:15:11,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:11,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:11,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586153189] [2020-11-28 03:15:11,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:11,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:11,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:11,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:11,038 INFO L87 Difference]: Start difference. First operand 206 states and 282 transitions. Second operand 5 states. [2020-11-28 03:15:11,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:11,151 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2020-11-28 03:15:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:15:11,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:15:11,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:11,155 INFO L225 Difference]: With dead ends: 618 [2020-11-28 03:15:11,156 INFO L226 Difference]: Without dead ends: 418 [2020-11-28 03:15:11,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:15:11,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2020-11-28 03:15:11,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2020-11-28 03:15:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-11-28 03:15:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2020-11-28 03:15:11,182 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2020-11-28 03:15:11,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:11,183 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2020-11-28 03:15:11,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2020-11-28 03:15:11,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:15:11,185 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:11,185 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] [2020-11-28 03:15:11,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:15:11,186 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:11,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:11,186 INFO L82 PathProgramCache]: Analyzing trace with hash -598753245, now seen corresponding path program 1 times [2020-11-28 03:15:11,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:11,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19571682] [2020-11-28 03:15:11,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:11,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:11,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19571682] [2020-11-28 03:15:11,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:11,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:11,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787451165] [2020-11-28 03:15:11,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:15:11,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:11,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:15:11,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:15:11,308 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand 6 states. [2020-11-28 03:15:11,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:11,657 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2020-11-28 03:15:11,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-28 03:15:11,657 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-11-28 03:15:11,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:11,664 INFO L225 Difference]: With dead ends: 1297 [2020-11-28 03:15:11,664 INFO L226 Difference]: Without dead ends: 1085 [2020-11-28 03:15:11,666 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 [2020-11-28 03:15:11,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-11-28 03:15:11,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2020-11-28 03:15:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-11-28 03:15:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2020-11-28 03:15:11,709 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2020-11-28 03:15:11,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:11,711 INFO L481 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2020-11-28 03:15:11,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:15:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2020-11-28 03:15:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:15:11,713 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:11,713 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] [2020-11-28 03:15:11,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:15:11,715 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:11,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:11,715 INFO L82 PathProgramCache]: Analyzing trace with hash 81305125, now seen corresponding path program 1 times [2020-11-28 03:15:11,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:11,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706668514] [2020-11-28 03:15:11,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:11,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706668514] [2020-11-28 03:15:11,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:11,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:15:11,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639616526] [2020-11-28 03:15:11,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:15:11,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:11,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:15:11,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:15:11,840 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand 6 states. [2020-11-28 03:15:12,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:12,166 INFO L93 Difference]: Finished difference Result 1144 states and 1532 transitions. [2020-11-28 03:15:12,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 03:15:12,167 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-11-28 03:15:12,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:12,172 INFO L225 Difference]: With dead ends: 1144 [2020-11-28 03:15:12,172 INFO L226 Difference]: Without dead ends: 734 [2020-11-28 03:15:12,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:15:12,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-11-28 03:15:12,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 320. [2020-11-28 03:15:12,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-11-28 03:15:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2020-11-28 03:15:12,215 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2020-11-28 03:15:12,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:12,216 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2020-11-28 03:15:12,216 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:15:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2020-11-28 03:15:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 03:15:12,217 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:12,217 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, 1] [2020-11-28 03:15:12,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:15:12,217 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:12,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:12,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1988742173, now seen corresponding path program 1 times [2020-11-28 03:15:12,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:12,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132436053] [2020-11-28 03:15:12,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:12,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132436053] [2020-11-28 03:15:12,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:12,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:12,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599086503] [2020-11-28 03:15:12,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:12,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:12,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:12,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:12,282 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand 5 states. [2020-11-28 03:15:12,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:12,549 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2020-11-28 03:15:12,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:15:12,550 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-11-28 03:15:12,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:12,554 INFO L225 Difference]: With dead ends: 786 [2020-11-28 03:15:12,555 INFO L226 Difference]: Without dead ends: 472 [2020-11-28 03:15:12,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:15:12,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2020-11-28 03:15:12,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2020-11-28 03:15:12,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-11-28 03:15:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2020-11-28 03:15:12,589 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2020-11-28 03:15:12,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:12,589 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2020-11-28 03:15:12,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2020-11-28 03:15:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:15:12,590 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:12,591 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, 1] [2020-11-28 03:15:12,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:15:12,591 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:12,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:12,592 INFO L82 PathProgramCache]: Analyzing trace with hash 756271311, now seen corresponding path program 1 times [2020-11-28 03:15:12,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:12,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593182781] [2020-11-28 03:15:12,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:15:12,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593182781] [2020-11-28 03:15:12,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:12,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:12,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113117668] [2020-11-28 03:15:12,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:12,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:12,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:12,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:12,675 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand 5 states. [2020-11-28 03:15:12,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:12,759 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2020-11-28 03:15:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:15:12,759 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:15:12,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:12,762 INFO L225 Difference]: With dead ends: 695 [2020-11-28 03:15:12,762 INFO L226 Difference]: Without dead ends: 401 [2020-11-28 03:15:12,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:15:12,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-11-28 03:15:12,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2020-11-28 03:15:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-11-28 03:15:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2020-11-28 03:15:12,797 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2020-11-28 03:15:12,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:12,798 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2020-11-28 03:15:12,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2020-11-28 03:15:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:15:12,799 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:12,799 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, 1] [2020-11-28 03:15:12,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:15:12,800 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:12,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:12,800 INFO L82 PathProgramCache]: Analyzing trace with hash 683884753, now seen corresponding path program 1 times [2020-11-28 03:15:12,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:12,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867814827] [2020-11-28 03:15:12,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:15:12,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867814827] [2020-11-28 03:15:12,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:12,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:12,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977489834] [2020-11-28 03:15:12,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:12,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:12,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:12,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:12,855 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand 5 states. [2020-11-28 03:15:12,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:12,951 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2020-11-28 03:15:12,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:15:12,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:15:12,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:12,954 INFO L225 Difference]: With dead ends: 642 [2020-11-28 03:15:12,954 INFO L226 Difference]: Without dead ends: 348 [2020-11-28 03:15:12,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:15:12,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-11-28 03:15:12,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2020-11-28 03:15:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-28 03:15:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2020-11-28 03:15:12,988 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2020-11-28 03:15:12,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:12,988 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2020-11-28 03:15:12,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2020-11-28 03:15:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-28 03:15:12,989 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:12,989 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, 1] [2020-11-28 03:15:12,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:15:12,990 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:12,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:12,990 INFO L82 PathProgramCache]: Analyzing trace with hash -110145967, now seen corresponding path program 1 times [2020-11-28 03:15:12,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:12,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450663211] [2020-11-28 03:15:12,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:13,077 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:15:13,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450663211] [2020-11-28 03:15:13,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:13,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:15:13,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543837652] [2020-11-28 03:15:13,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:13,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:13,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:13,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:13,080 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand 5 states. [2020-11-28 03:15:13,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:13,210 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2020-11-28 03:15:13,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:15:13,211 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-11-28 03:15:13,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:13,213 INFO L225 Difference]: With dead ends: 666 [2020-11-28 03:15:13,213 INFO L226 Difference]: Without dead ends: 414 [2020-11-28 03:15:13,214 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 [2020-11-28 03:15:13,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2020-11-28 03:15:13,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2020-11-28 03:15:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-28 03:15:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2020-11-28 03:15:13,242 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2020-11-28 03:15:13,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:13,243 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2020-11-28 03:15:13,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2020-11-28 03:15:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 03:15:13,244 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:13,244 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, 1] [2020-11-28 03:15:13,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-28 03:15:13,244 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:13,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:13,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1811071876, now seen corresponding path program 1 times [2020-11-28 03:15:13,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:13,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652794272] [2020-11-28 03:15:13,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:15:13,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652794272] [2020-11-28 03:15:13,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:13,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:13,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482415864] [2020-11-28 03:15:13,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:15:13,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:13,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:15:13,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:15:13,315 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand 6 states. [2020-11-28 03:15:13,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:13,555 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2020-11-28 03:15:13,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-28 03:15:13,555 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-11-28 03:15:13,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:13,559 INFO L225 Difference]: With dead ends: 833 [2020-11-28 03:15:13,559 INFO L226 Difference]: Without dead ends: 633 [2020-11-28 03:15:13,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:15:13,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2020-11-28 03:15:13,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2020-11-28 03:15:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-28 03:15:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-11-28 03:15:13,589 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2020-11-28 03:15:13,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:13,589 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-11-28 03:15:13,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:15:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-11-28 03:15:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-28 03:15:13,591 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:13,591 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, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:15:13,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-28 03:15:13,591 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:13,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:13,592 INFO L82 PathProgramCache]: Analyzing trace with hash 925264072, now seen corresponding path program 1 times [2020-11-28 03:15:13,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:13,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851230960] [2020-11-28 03:15:13,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:15:13,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851230960] [2020-11-28 03:15:13,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:15:13,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:15:13,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549487983] [2020-11-28 03:15:13,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:15:13,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:13,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:15:13,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:15:13,646 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 5 states. [2020-11-28 03:15:13,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:13,745 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2020-11-28 03:15:13,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:15:13,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-11-28 03:15:13,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:13,749 INFO L225 Difference]: With dead ends: 782 [2020-11-28 03:15:13,749 INFO L226 Difference]: Without dead ends: 582 [2020-11-28 03:15:13,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:15:13,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-11-28 03:15:13,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2020-11-28 03:15:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-11-28 03:15:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2020-11-28 03:15:13,781 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2020-11-28 03:15:13,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:13,781 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2020-11-28 03:15:13,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:15:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2020-11-28 03:15:13,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-28 03:15:13,782 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:15:13,782 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, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:15:13,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-28 03:15:13,783 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:15:13,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:15:13,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1183429510, now seen corresponding path program 1 times [2020-11-28 03:15:13,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:15:13,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656263397] [2020-11-28 03:15:13,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:15:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:13,888 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:15:13,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656263397] [2020-11-28 03:15:13,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085434348] [2020-11-28 03:15:13,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:15:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:15:14,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-28 03:15:14,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:15:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:15:14,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:15:14,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-28 03:15:14,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007179545] [2020-11-28 03:15:14,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:15:14,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:15:14,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:15:14,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:15:14,166 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand 7 states. [2020-11-28 03:15:14,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:15:14,585 INFO L93 Difference]: Finished difference Result 923 states and 1140 transitions. [2020-11-28 03:15:14,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:15:14,585 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-11-28 03:15:14,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:15:14,586 INFO L225 Difference]: With dead ends: 923 [2020-11-28 03:15:14,586 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:15:14,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:15:14,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:15:14,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:15:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:15:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:15:14,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-11-28 03:15:14,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:15:14,588 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:15:14,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:15:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:15:14,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:15:14,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-28 03:15:14,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:15:15,451 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 211 [2020-11-28 03:15:15,739 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 148 [2020-11-28 03:15:16,920 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 406 DAG size of output: 309 [2020-11-28 03:15:17,224 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 145 [2020-11-28 03:15:17,462 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 138 [2020-11-28 03:15:18,236 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 258 [2020-11-28 03:15:18,651 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 220 [2020-11-28 03:15:18,960 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 128 [2020-11-28 03:15:21,162 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 204 DAG size of output: 59 [2020-11-28 03:15:22,110 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 62 [2020-11-28 03:15:22,284 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 23 [2020-11-28 03:15:24,245 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 301 DAG size of output: 49 [2020-11-28 03:15:24,883 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 40 [2020-11-28 03:15:25,428 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2020-11-28 03:15:26,892 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 254 DAG size of output: 33 [2020-11-28 03:15:28,145 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 216 DAG size of output: 62 [2020-11-28 03:15:28,354 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-28 03:15:28,567 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-11-28 03:15:28,752 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 35 [2020-11-28 03:15:28,923 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-11-28 03:15:29,541 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2020-11-28 03:15:29,546 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,546 INFO L270 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2020-11-28 03:15:29,546 INFO L274 CegarLoopResult]: For program point L368(lines 368 372) no Hoare annotation was computed. [2020-11-28 03:15:29,546 INFO L274 CegarLoopResult]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2020-11-28 03:15:29,546 INFO L274 CegarLoopResult]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2020-11-28 03:15:29,546 INFO L277 CegarLoopResult]: At program point L568(lines 549 571) the Hoare annotation is: true [2020-11-28 03:15:29,546 INFO L270 CegarLoopResult]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~3 0) .cse5 .cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0) .cse7 .cse8) (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse3 (not .cse9) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) (and .cse0 .cse3 .cse6 .cse5 .cse4 .cse7 .cse9 .cse8))) [2020-11-28 03:15:29,546 INFO L270 CegarLoopResult]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2020-11-28 03:15:29,547 INFO L270 CegarLoopResult]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2020-11-28 03:15:29,547 INFO L270 CegarLoopResult]: At program point L637(lines 632 640) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-3(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-4(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-5(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-6(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-7(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-8(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,547 INFO L274 CegarLoopResult]: For program point L445-9(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L445-10(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L445-11(lines 445 451) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-4(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-6(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-8(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-10(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-12(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-14(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-16(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-18(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-20(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,548 INFO L274 CegarLoopResult]: For program point L248-22(lines 248 254) no Hoare annotation was computed. [2020-11-28 03:15:29,549 INFO L274 CegarLoopResult]: For program point L582(lines 582 602) no Hoare annotation was computed. [2020-11-28 03:15:29,549 INFO L274 CegarLoopResult]: For program point L582-2(lines 582 602) no Hoare annotation was computed. [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L274 CegarLoopResult]: For program point L582-4(lines 582 602) no Hoare annotation was computed. [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-3(lines 441 454) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (not .cse0)) (.cse9 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse7 .cse1 .cse4 .cse5) (and .cse8 .cse9 .cse1 .cse2 .cse4 .cse5)))) [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-4(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-5(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-6(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L270 CegarLoopResult]: At program point L450-7(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,549 INFO L274 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L270 CegarLoopResult]: At program point L450-8(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L186-1(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L270 CegarLoopResult]: At program point L450-9(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L186-2(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L270 CegarLoopResult]: At program point L450-10(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L186-3(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L270 CegarLoopResult]: At program point L450-11(lines 441 454) the Hoare annotation is: false [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L186-4(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L186-5(lines 186 203) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L190-1(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,550 INFO L274 CegarLoopResult]: For program point L190-2(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L274 CegarLoopResult]: For program point L190-3(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L274 CegarLoopResult]: For program point L190-4(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L274 CegarLoopResult]: For program point L190-5(lines 190 198) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L274 CegarLoopResult]: For program point L588(lines 588 601) no Hoare annotation was computed. [2020-11-28 03:15:29,551 INFO L270 CegarLoopResult]: At program point L588-1(lines 1 1006) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse4 (= 1 ~systemActive~0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (<= 2 ~waterLevel~0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse22 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse19 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8 .cse9 .cse4 .cse10 .cse11 .cse5 .cse6) (and .cse12 .cse2 .cse3 .cse4 .cse13 .cse14 .cse6 .cse15 .cse0 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse0 .cse2 .cse3 .cse17 .cse4 .cse20 .cse21 .cse6) (and (= ~waterLevel~0 1) .cse4 .cse10 .cse5 .cse6) (and .cse22 .cse1 .cse7 .cse17 .cse8 .cse4 .cse20 .cse10 .cse9 .cse21 .cse11 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse16 .cse4 .cse13 .cse5 .cse6 .cse15 .cse18 .cse19) (and .cse12 .cse4 .cse13 .cse14 .cse11 .cse15 .cse6 .cse22 .cse16 .cse17 .cse8 (not .cse5) .cse10 .cse18 .cse19))) [2020-11-28 03:15:29,552 INFO L274 CegarLoopResult]: For program point L588-2(lines 588 601) no Hoare annotation was computed. [2020-11-28 03:15:29,553 INFO L270 CegarLoopResult]: At program point L588-3(lines 1 1006) the Hoare annotation is: false [2020-11-28 03:15:29,553 INFO L274 CegarLoopResult]: For program point L588-4(lines 588 601) no Hoare annotation was computed. [2020-11-28 03:15:29,553 INFO L270 CegarLoopResult]: At program point L588-5(lines 1 1006) the Hoare annotation is: false [2020-11-28 03:15:29,553 INFO L274 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-11-28 03:15:29,553 INFO L270 CegarLoopResult]: At program point L128(lines 127 146) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not .cse7)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse3 .cse4 .cse7 .cse5 .cse8) (and .cse6 .cse3 .cse7 .cse5 .cse8)))) [2020-11-28 03:15:29,554 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-11-28 03:15:29,554 INFO L270 CegarLoopResult]: At program point L128-2(lines 127 146) the Hoare annotation is: false [2020-11-28 03:15:29,554 INFO L270 CegarLoopResult]: At program point L128-3(lines 127 146) the Hoare annotation is: false [2020-11-28 03:15:29,554 INFO L274 CegarLoopResult]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-11-28 03:15:29,554 INFO L274 CegarLoopResult]: For program point L592-2(lines 592 598) no Hoare annotation was computed. [2020-11-28 03:15:29,554 INFO L270 CegarLoopResult]: At program point L460(lines 455 463) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-11-28 03:15:29,554 INFO L274 CegarLoopResult]: For program point L592-4(lines 592 598) no Hoare annotation was computed. [2020-11-28 03:15:29,554 INFO L270 CegarLoopResult]: At program point L460-1(lines 455 463) the Hoare annotation is: false [2020-11-28 03:15:29,555 INFO L270 CegarLoopResult]: At program point L460-2(lines 455 463) the Hoare annotation is: false [2020-11-28 03:15:29,555 INFO L270 CegarLoopResult]: At program point L460-3(lines 455 463) the Hoare annotation is: false [2020-11-28 03:15:29,555 INFO L270 CegarLoopResult]: At program point L460-4(lines 455 463) the Hoare annotation is: false [2020-11-28 03:15:29,555 INFO L270 CegarLoopResult]: At program point L460-5(lines 455 463) the Hoare annotation is: false [2020-11-28 03:15:29,555 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:15:29,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,555 INFO L274 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse17 (= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse7 .cse4 .cse12 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 .cse4 .cse13 .cse10 .cse11) (and .cse1 .cse3 .cse4 .cse7 .cse5 .cse9 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 (or (and .cse2 .cse4 .cse12 .cse10) (and .cse17 .cse2 .cse4 .cse10)) .cse11) (and (<= ~waterLevel~0 1) .cse14 .cse15 .cse16 .cse2 .cse4 .cse6 .cse8 .cse10) (and .cse17 .cse4 .cse7 .cse13 .cse10) (and .cse3 .cse9 .cse11 (or (and .cse0 .cse17 .cse2 .cse4 .cse7 .cse10) (and .cse0 .cse2 .cse4 .cse7 .cse12 .cse10))))) [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331-6(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,556 INFO L274 CegarLoopResult]: For program point L331-8(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-9(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-11(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-12(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-14(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-15(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-17(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-18(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,557 INFO L274 CegarLoopResult]: For program point L331-20(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-21(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-23(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-24(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-26(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-27(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-29(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-30(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,558 INFO L274 CegarLoopResult]: For program point L331-32(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,559 INFO L274 CegarLoopResult]: For program point L331-33(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,559 INFO L274 CegarLoopResult]: For program point L331-35(lines 331 335) no Hoare annotation was computed. [2020-11-28 03:15:29,559 INFO L270 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse15 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse4 .cse10 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse2 .cse4 .cse14 .cse15 .cse8 .cse16 .cse17 .cse18) (and .cse11 .cse4 .cse14 .cse15 .cse7 .cse17 .cse8 .cse1 .cse13 .cse2 (not .cse10) .cse5 .cse16 .cse18) (and .cse0 .cse4 .cse5 .cse10 .cse8) (and .cse0 .cse12 .cse9 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse4 .cse14 .cse10 .cse8 .cse16 .cse17 .cse18))) [2020-11-28 03:15:29,559 INFO L270 CegarLoopResult]: At program point L135-1(lines 135 141) the Hoare annotation is: false [2020-11-28 03:15:29,559 INFO L270 CegarLoopResult]: At program point L135-2(lines 135 141) the Hoare annotation is: false [2020-11-28 03:15:29,559 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L270 CegarLoopResult]: At program point L533(lines 529 535) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:15:29,560 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L274 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L274 CegarLoopResult]: For program point L469-2(line 469) no Hoare annotation was computed. [2020-11-28 03:15:29,560 INFO L270 CegarLoopResult]: At program point L337(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,560 INFO L270 CegarLoopResult]: At program point L337-1(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,560 INFO L270 CegarLoopResult]: At program point L337-2(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-3(lines 322 340) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not .cse1)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (not .cse8)) (.cse2 (= 1 ~systemActive~0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse5 .cse6) (and .cse1 .cse2 .cse15 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse2 .cse15 .cse14 .cse5 .cse6)))) [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-4(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-5(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-6(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-7(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-8(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-9(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-10(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L337-11(lines 322 340) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L405-1(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,561 INFO L270 CegarLoopResult]: At program point L273(lines 266 276) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4))) [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L405-4(lines 400 408) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L273-1(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L405-5(lines 400 408) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse16 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse14 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 .cse10 .cse11 .cse7 .cse12 .cse8 .cse1 .cse13 .cse2 (not .cse14) .cse5 .cse15 .cse16) (and .cse9 .cse17 .cse18 .cse13 .cse2 .cse4 .cse10 .cse11 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse17 .cse18 .cse4 .cse14 .cse8) (and .cse0 .cse17 .cse18 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse9 .cse17 .cse18 .cse13 .cse4 .cse10 .cse14 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse5 .cse4 .cse7 .cse14 .cse8))) [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L273-2(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L405-6(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L273-3(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L405-7(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L273-4(lines 266 276) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 (= ~methaneLevelCritical~0 0) .cse7 .cse9))) [2020-11-28 03:15:29,562 INFO L270 CegarLoopResult]: At program point L405-8(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-5(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-9(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-6(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-10(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-7(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-11(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-8(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-12(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-9(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-13(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-10(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-14(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-11(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L405-15(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,563 INFO L270 CegarLoopResult]: At program point L273-12(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,564 INFO L270 CegarLoopResult]: At program point L405-16(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,564 INFO L270 CegarLoopResult]: At program point L273-13(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,564 INFO L270 CegarLoopResult]: At program point L405-17(lines 400 408) the Hoare annotation is: false [2020-11-28 03:15:29,564 INFO L270 CegarLoopResult]: At program point L273-14(lines 266 276) the Hoare annotation is: false [2020-11-28 03:15:29,564 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:15:29,564 INFO L274 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-11-28 03:15:29,564 INFO L270 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse8 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse11)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse2 (or (and .cse0 .cse2 .cse9 .cse6) (and .cse10 .cse0 .cse6)) .cse7) (and .cse2 .cse4 .cse11 .cse6 .cse7) (and .cse8 .cse2 .cse11 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse2 .cse4 .cse9 .cse6) (and .cse10 .cse0 .cse4 .cse2 .cse6)) .cse7)))) [2020-11-28 03:15:29,564 INFO L274 CegarLoopResult]: For program point L212(lines 212 229) no Hoare annotation was computed. [2020-11-28 03:15:29,564 INFO L274 CegarLoopResult]: For program point L212-1(lines 212 229) no Hoare annotation was computed. [2020-11-28 03:15:29,564 INFO L274 CegarLoopResult]: For program point L212-2(lines 212 229) no Hoare annotation was computed. [2020-11-28 03:15:29,565 INFO L270 CegarLoopResult]: At program point L282(lines 277 285) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_activatePump_~tmp~4 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) [2020-11-28 03:15:29,565 INFO L270 CegarLoopResult]: At program point L282-1(lines 277 285) the Hoare annotation is: false [2020-11-28 03:15:29,565 INFO L274 CegarLoopResult]: For program point L216(lines 216 224) no Hoare annotation was computed. [2020-11-28 03:15:29,565 INFO L270 CegarLoopResult]: At program point L282-2(lines 277 285) the Hoare annotation is: false [2020-11-28 03:15:29,565 INFO L274 CegarLoopResult]: For program point L216-1(lines 216 224) no Hoare annotation was computed. [2020-11-28 03:15:29,565 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2020-11-28 03:15:29,565 INFO L274 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,565 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:15:29,567 INFO L274 CegarLoopResult]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,567 INFO L274 CegarLoopResult]: For program point L350-3(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,567 INFO L274 CegarLoopResult]: For program point L350-5(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-6(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-8(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-9(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-11(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-12(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-14(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,568 INFO L274 CegarLoopResult]: For program point L350-15(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,569 INFO L274 CegarLoopResult]: For program point L350-17(lines 350 354) no Hoare annotation was computed. [2020-11-28 03:15:29,569 INFO L270 CegarLoopResult]: At program point L485-2(lines 485 499) the Hoare annotation is: false [2020-11-28 03:15:29,569 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-28 03:15:29,569 INFO L270 CegarLoopResult]: At program point L356(lines 341 359) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-11-28 03:15:29,569 INFO L270 CegarLoopResult]: At program point L356-1(lines 341 359) the Hoare annotation is: false [2020-11-28 03:15:29,570 INFO L270 CegarLoopResult]: At program point L356-2(lines 341 359) the Hoare annotation is: false [2020-11-28 03:15:29,570 INFO L270 CegarLoopResult]: At program point L356-3(lines 341 359) the Hoare annotation is: false [2020-11-28 03:15:29,571 INFO L270 CegarLoopResult]: At program point L356-4(lines 341 359) the Hoare annotation is: false [2020-11-28 03:15:29,571 INFO L270 CegarLoopResult]: At program point L356-5(lines 341 359) the Hoare annotation is: false [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L92-2(lines 128 134) no Hoare annotation was computed. [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L489-1(lines 128 134) no Hoare annotation was computed. [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,571 INFO L274 CegarLoopResult]: For program point L160-1(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-2(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-3(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-4(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-5(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-6(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-7(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,572 INFO L274 CegarLoopResult]: For program point L160-8(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L160-9(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L160-10(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L160-11(lines 160 177) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L559(lines 559 566) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L277 CegarLoopResult]: At program point L559-1(lines 559 566) the Hoare annotation is: true [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L164-1(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L164-2(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,573 INFO L274 CegarLoopResult]: For program point L164-3(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,574 INFO L274 CegarLoopResult]: For program point L164-4(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,574 INFO L274 CegarLoopResult]: For program point L164-5(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,574 INFO L274 CegarLoopResult]: For program point L164-6(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,574 INFO L274 CegarLoopResult]: For program point L164-7(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,574 INFO L274 CegarLoopResult]: For program point L164-8(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,575 INFO L274 CegarLoopResult]: For program point L164-9(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,575 INFO L274 CegarLoopResult]: For program point L164-10(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,575 INFO L274 CegarLoopResult]: For program point L164-11(lines 164 172) no Hoare annotation was computed. [2020-11-28 03:15:29,575 INFO L270 CegarLoopResult]: At program point L629(lines 1 1006) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:15:29,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:15:29 BoogieIcfgContainer [2020-11-28 03:15:29,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:15:29,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:15:29,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:15:29,665 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:15:29,666 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:15:09" (3/4) ... [2020-11-28 03:15:29,668 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:15:29,703 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:15:29,705 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:15:29,708 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:15:29,710 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:15:29,713 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:15:29,715 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:15:29,718 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:15:29,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-11-28 03:15:29,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) [2020-11-28 03:15:29,754 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-11-28 03:15:29,756 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,756 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:15:29,763 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,764 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,764 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,767 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,768 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 [2020-11-28 03:15:29,768 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,771 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-11-28 03:15:29,771 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-11-28 03:15:29,771 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-11-28 03:15:29,900 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_89ce8640-0383-4c31-8eb8-034888cb9899/bin/uautomizer/witness.graphml [2020-11-28 03:15:29,901 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:15:29,902 INFO L168 Benchmark]: Toolchain (without parser) took 23089.46 ms. Allocated memory was 104.9 MB in the beginning and 423.6 MB in the end (delta: 318.8 MB). Free memory was 77.9 MB in the beginning and 369.0 MB in the end (delta: -291.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,902 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory was 61.6 MB in the beginning and 61.5 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:15:29,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.32 ms. Allocated memory is still 104.9 MB. Free memory was 77.6 MB in the beginning and 70.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.30 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 64.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,903 INFO L168 Benchmark]: Boogie Preprocessor took 77.64 ms. Allocated memory is still 104.9 MB. Free memory was 64.6 MB in the beginning and 60.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,904 INFO L168 Benchmark]: RCFGBuilder took 1477.58 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 60.4 MB in the beginning and 67.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,904 INFO L168 Benchmark]: TraceAbstraction took 20550.23 ms. Allocated memory was 125.8 MB in the beginning and 423.6 MB in the end (delta: 297.8 MB). Free memory was 66.5 MB in the beginning and 390.0 MB in the end (delta: -323.5 MB). Peak memory consumption was 227.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,904 INFO L168 Benchmark]: Witness Printer took 236.09 ms. Allocated memory is still 423.6 MB. Free memory was 390.0 MB in the beginning and 369.0 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:15:29,908 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 104.9 MB. Free memory was 61.6 MB in the beginning and 61.5 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 617.32 ms. Allocated memory is still 104.9 MB. Free memory was 77.6 MB in the beginning and 70.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.30 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 64.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.64 ms. Allocated memory is still 104.9 MB. Free memory was 64.6 MB in the beginning and 60.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1477.58 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 60.4 MB in the beginning and 67.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20550.23 ms. Allocated memory was 125.8 MB in the beginning and 423.6 MB in the end (delta: 297.8 MB). Free memory was 66.5 MB in the beginning and 390.0 MB in the end (delta: -323.5 MB). Peak memory consumption was 227.1 MB. Max. memory is 16.1 GB. * Witness Printer took 236.09 ms. Allocated memory is still 423.6 MB. Free memory was 390.0 MB in the beginning and 369.0 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 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: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((methaneLevelCritical == 1 && 1 == systemActive) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((methaneLevelCritical == 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || ((((waterLevel == 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && waterLevel <= 2) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.6s, OverallIterations: 17, TraceHistogramMax: 2, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2577 SDtfs, 3437 SDslu, 4336 SDs, 0 SdLazy, 661 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred 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, 2936 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 331 NumberOfFragments, 1974 HoareAnnotationTreeSize, 93 FomulaSimplifications, 139379945 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 93 FomulaSimplificationsInter, 6680842 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 69760 SizeOfPredicates, 4 NumberOfNonLiveVariables, 478 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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...